Porsche

Heater / AC blower
This Porsche Genuine OE Heater / Air Con Blower (Part No. 8T2820021) is a factory-engineered climate control blower motor designed and manufactured to Porsche’s original equipment standards. This blower is specifically specified for Right-Hand Drive (RHD) versions of the Porsche 95B Macan.

Fits:
RHD (right-hand drive) cars only
Porsche 95B.1 Macan 2014 - 2018
Porsche 95B.2 Macan 2019 - 2021
Porsche 95B.3 Macan 2022>>

Diagram ref no 1

The heater / Air Con blower is a key component of the HVAC (Heating, Ventilation, and Air Conditioning) system. It circulates air through the climate control system - drawing in cabin or outside air and pushing it through the heater matrix, evaporator core, or vents as directed by the climate control unit. This blower ensures that temperature-conditioned air reaches every corner of the cabin, providing comfort to occupants regardless of conditions outside.

Functions & Technical Role
•  Air circulation: Moves air through the HVAC system’s heater core or A/C evaporator
•  Temperature comfort: Supports rapid cabin heating, cooling, and defogging
•  Multi-speed performance: Works with the vehicle’s blower resistor/ECU for variable airflow control
•  Noise-optimised design: Porsche-tuned acoustics for minimal cabin noise at all blower speeds
•  OEM quality and fit: Designed for exact mounting, electrical connection and airflow pathways in RHD Macan

Fitment / Position on Car
•  Installed on: Interior of the HVAC unit, usually behind the dashboard
•  Location: Mounted inside the blower housing, feeding conditioned air into the cabin ducting
•  Connection: Bolts to HVAC bracket and plugs into factory wiring harness

A functioning HVAC blower is essential not just for comfort (heating and cooling) but also for safety - ensuring clear visibility through effective defrost/defog operation. A worn or failing blower can result in weak airflow, inconsistent temperature delivery, or excessive noise. Choosing a genuine Porsche OE blower guarantees correct fitment, proper airflow speed ranges, and integration with vehicle electronics.

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8T2820021

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Coolant Pipe.

The Coolant Pipe is a genuine Porsche cooling system component designed to route coolant efficiently between key engine and radiator circuit components. Engineered for durability and precise fitment, this pipe ensures secure coolant transfer under high-temperature and high-pressure operating conditions.

Fits:

• Porsche 95B.1 Macan S Petrol 3.0L V6 (340Bhp) 2014-18
• Porsche 95B.1 Macan GTS Petrol 3.0L V6 (360Bhp) 2014-18
• Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18 

Diagram Ref No 11

What This Product Does:

• Directing coolant flow through the cooling circuit
• Maintaining consistent coolant circulation
• Supporting correct cooling system pressure
• Helping regulate engine operating temperature
• Ensuring secure connections between cooling components

Symptoms Of Wear Or Failure:

• Coolant leaks near pipe joints or fittings
• Visible corrosion or surface damage
• Coolant smell from the engine bay
• Low coolant warning light
• Engine overheating or fluctuating temperature readings
• Coolant residue around connection points

Why Replacement Matters:

• Prevent coolant leaks and unexpected breakdowns
• Maintain proper cooling system pressure
• Protect engine components from overheating damage
• Restore reliable coolant flow
• Avoid costly repairs caused by cooling system failure

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95B121049K

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Coolant Pipe With Bracket.

The Coolant Pipe With Bracket is a genuine Porsche cooling system component designed to route coolant securely through the engine’s cooling circuit. Supplied with an integrated mounting bracket, this pipe ensures correct alignment and stability within the engine bay, reducing vibration and stress on connected hoses.

Fits:

• Porsche 95B.1 Macan S Petrol 3.0L V6 (340Bhp) 2014-18
• Porsche 95B.1 Macan GTS Petrol 3.0L V6 (360Bhp) 2014-18
• Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18

  
Diagram Ref No 18

What This Product Does:

• Directing coolant flow between engine cooling components
• Maintaining consistent coolant circulation
• Providing secure mounting via the integrated bracket
• Reducing vibration-related stress on hoses and connections
• Supporting stable engine temperature regulation

Symptoms Of Wear Or Failure:

• Coolant leaks around the pipe or connection points
• Visible corrosion or surface damage
• Loose or broken mounting bracket
• Coolant smell from the engine bay
• Low coolant warning light
• Engine overheating if coolant loss becomes significant
• Coolant residue near pipe fittings

Why Replacement Matters:

• Prevent coolant leaks and unexpected breakdowns
• Maintain correct cooling system pressure
• Protect the engine from overheating damage
• Ensure proper pipe alignment and stability
• Avoid costly repairs caused by cooling system failure

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95B121065B

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Engine Coolant Breather Line.

The Engine Coolant Breather Line is a genuine Porsche cooling system component designed to vent trapped air and regulate pressure within the engine’s coolant circuit. This breather hose allows air and vapour to escape safely, helping maintain proper coolant circulation and consistent system pressure.

Fits:

• Porsche 95B.2 Macan S Petrol 3.0L V6 (354Bhp) 2019-21
• Porsche 95B.2 Macan GTS Petrol 2.9L V6 (380Bhp) 2019-21
• Porsche 95B.2 Macan Turbo 2.9L V6 (440Bhp) 2019-21
• Porsche 95B.3 Macan S Petrol 2.9L V6 (380Bhp) 2022>>
• Porsche 95B.3 Macan GTS Petrol 2.9L V6 (440Bhp) 2022>>

  
Diagram Ref No 1

What This Product Does:

• Allowing trapped air to vent from the coolant circuit
• Preventing airlocks that can reduce cooling performance
• Maintaining stable cooling system pressure
• Supporting efficient coolant flow
• Helping regulate engine operating temperature

Symptoms Of Wear Or Failure:

• Coolant leaks near the hose or connection points
• Cracked, brittle, or split hose material
• Coolant smell from the engine bay
• Low coolant warning light
• Difficulty bleeding the cooling system
• Fluctuating engine temperature readings
• Coolant residue around hose fittings

Why Replacement Matters:

• Maintain correct cooling system pressure
• Prevent airlocks and coolant circulation issues
• Protect the engine from overheating damage
• Restore reliable cooling system performance
• Avoid costly repairs caused by cooling system failure

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95B122909D

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Crankcase Housing Breather Line.

The Crankcase Housing Breather Line is a genuine Porsche engine ventilation component designed to regulate internal crankcase pressure and route blow-by gases safely back into the intake system. As part of the Positive Crankcase Ventilation (PCV) system, this hose ensures balanced airflow and proper pressure control within the engine.

Fits:

• Porsche 958 Cayenne S V8 4.8L Petrol (400Hp) 2010-17
• Porsche 970.1 Panamera S V8 4.8L 2009-13
• Porsche 970.1 Panamera 4S V8 4.8L 2009-13
• Porsche 970.1 Panamera GTS V8 4.8L 2011-13
• Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16 

 
Diagram Ref No 5

What This Product Does:

• Relieving excess crankcase pressure caused by combustion blow-by gases
• Routing gases back into the intake system for controlled reburning
• Supporting proper PCV system function
• Reducing oil vapour contamination
• Helping prevent sludge build-up and gasket failure

Symptoms Of Wear Or Failure:

• Rough or unstable idle
• Check Engine Light illumination
• Oil leaks from seals or gaskets
• Increased oil consumption
• Whistling or hissing noises (vacuum leak)
• Excessive exhaust smoke
• Oil residue around breather connections

Why Replacement Matters:

• Restore proper crankcase pressure regulation
• Prevent oil leaks and vacuum-related issues
• Improve engine performance and efficiency
• Protect intake components from oil contamination
• Avoid costly engine repairs

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94810724520

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Crankcase Breather Line.
The Crankcase Breather Line is a genuine Porsche engine ventilation hose designed to regulate pressure within the crankcase and support proper Positive Crankcase Ventilation (PCV) system operation. This line routes blow-by gases safely from the crankcase back into the intake system for controlled combustion.

Fits:

• Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
• Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
• Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
• Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16

  
Diagram Ref No 6

What This Product Does:

• Relieving excess crankcase pressure caused by combustion gases
• Routing blow-by gases back into the intake system
• Supporting correct PCV system function
• Reducing oil vapour contamination
• Helping prevent sludge build-up inside the engine

Symptoms Of Wear Or Failure:

• Rough or unstable idle
• Check Engine Light illumination
• Oil leaks from seals or gaskets
• Increased oil consumption
• Whistling or hissing sounds (vacuum leak)
• Excessive exhaust smoke
• Oil residue around breather or intake components

Why Replacement Matters:

• Restore correct crankcase pressure balance
• Prevent oil leaks and vacuum issues
• Improve engine performance and efficiency
• Maintain emissions system compliance
• Avoid costly engine repairs

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94610724701

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Porsche Left Hand Drive (LHD) Front Driver’s Door Lock Mechanism.

The LHD front driver’s door lock mechanism is a direct replacement component designed to restore correct locking, latching and central locking functionality for the left-hand drive driver’s door on a wide range of Porsche models.

Please check part number on the original lock mechanism

Fits:

• Porsche 718 Boxster – LHD Drivers Side
  
• Porsche 718 Cayman – LHD Drivers Side
  
• Porsche 718 Cayman GT4 – LHD Left
  
• Porsche 992.1 – LHD Drivers Side with Option Codes 098, IY2, 2015>>
  
• Porsche 991.2 – LHD Drivers Side with Option Codes 098, -072, -533, -250 (for Manual gearbox)
  
• Porsche 991 turbo – LHD Drivers Side
  
• Porsche 991 GT3 – LHD Drivers with Option Codes 098, -250Side 2015>>
  
• Porsche 992 GT3 / GT3 RS / ST – LHD Drivers Side
  
• Porsche 958 Cayenne - LHD Drivers Side with Option Codes 4F2, 4K3, L0L, 0K1 >>2014
  
• Porsche 958 Cayenne – LHD Drivers Side with Option Codes L0L, G20, 4F2, 4K3, DT1, DT5, DU2,DU3, D19 2015>>
  
• Porsche 95B.1 Macan – LHD Drivers Side 15.06.2015>>
  
• Porsche 95B.2 – LHD Drivers Side with Option Codes L0L
  
• Porsche 970 Panamera – LHD Drivers Side with Option Codes 098, -885 (970.2)
  
• Porsche 971.1 Panamera LHD Drivers Side with Option Codes L0L, 4FZ, 4I6, 3V1, 8T3 >>04.07.16  
  
• Porsche 918 Spyder – Left with Option Codes -533, -072
  
  

Diagram Ref No 14

This mechanism is responsible for securing the most frequently used door on the vehicle and plays a critical role in vehicle security, alarm integration and daily convenience.

What the Front Driver Door Lock Mechanism Does

The driver’s door lock mechanism combines both mechanical and electronic elements. It is responsible for:

• Securing the door closed when locked
• Engaging and releasing the latch when unlocking
• Communicating with the central locking system
• Integrating with the alarm and immobiliser system
• Enabling keyless entry where equipped
• Ensuring the door remains sealed against wind and weather

Because it is the primary entry point to the vehicle, the driver’s door mechanism is heavily used and subject to greater wear than other doors.

Why Driver Door Lock Mechanisms Fail

Door lock mechanisms can fail due to both electrical and mechanical wear. Common causes include:

• Actuator motor fatigue from repeated use
• Internal gear wear or breakage
• Electrical circuit faults
• Water ingress into the mechanism housing
• Corrosion or contamination
• Wear from constant opening and closing cycles

Typical symptoms of a failing driver’s door lock include:

• Door not locking or unlocking via remote
• Intermittent locking function
• Door remains locked even when central locking activates
• Clicking or buzzing noise without latch movement
• Alarm triggering unexpectedly
• Fault codes related to door control modules

When the driver’s door mechanism fails, it can disrupt the entire central locking system.

When You Should Replace It

You should consider replacing the LHD driver’s door lock mechanism if:

• The driver’s door fails to lock or unlock consistently
• The key fob does not release the door
• You hear mechanical clicking without movement
• The alarm system malfunctions
• Diagnostic scans show door control module errors
• The latch does not hold the door securely closed

Prompt replacement restores full locking system functionality and prevents further stress on central locking electronics.

Maintaining a properly functioning driver’s door lock mechanism protects your vehicle’s security and ensures reliable daily use.

Key Benefits at a Glance

• Direct OEM-equivalent replacement
• Restores full driver door locking function
• Integrates with central locking and alarm system
• Eliminates intermittent lock faults
• Suitable for multiple Porsche platforms
• Ideal for repair or preventative maintenance       

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9A783731500

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Gearbox oil cooler ATF.
The gearbox oil cooler plays a critical role in regulating the temperature of automatic transmission fluid (ATF). As the Tiptronic transmission operates - especially during towing, spirited driving, hill climbs, or hot ambient conditions - ATF can heat up significantly. This cooler transfers excess heat from the transmission fluid into the engine’s cooling circuit or air stream, helping maintain the proper fluid temperature range.

Fits:
Cars with 8-speed Automatic gearbox for all-wheel drive (option code: G1G)
Porsche 958 (92A) Cayenne 3.6L 2011 - 2018
Porsche 958 (92A) Cayenne 3.0L / 4.2L Diesel 2011 - 2018
Porsche 958 (92A) Cayenne 3.0L HYBRID 2011 - 2014
Porsche 958 (92A) Cayenne 4.8L 2011 - 2018

Diagram ref no 4

By keeping the ATF within its ideal thermal window, the oil cooler helps:
• Preserve transmission lubrication properties
•  Reduce wear on internal gearbox components
•  Improve shift consistency and responsiveness
•  Extend the life of seals, clutches, and bearings
•  Prevent overheating-related transmission faults

Without an effective cooler, high ATF temperatures can degrade fluid performance and accelerate transmission wear or failure.

Fitment / Position on Car
•  Installed on: Front engine bay, integrated into or adjacent to the cooling network
•  Location: Connected via dedicated ATF coolant lines to engine cooling circuit or external coolers
•  Integration: Interfaces with radiator, thermostat, transmission lines and pump circulation routing

High transmission fluid temperatures can lead to degraded lubrication, increased wear, clutch slippage, and premature failure. The gearbox oil cooler mitigates this risk by maintaining fluid temperatures in the proper range - especially during demanding driving. Using a Genuine Porsche OE gearbox oil cooler ensures the correct heat rejection rate, plumbing interfaces, and robust construction that match Porsche’s factory design - helping extend the life and performance of your Tiptronic transmission.  

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95830703700

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Engine oil cooler.
This genuine Porsche Engine Oil Cooler is a key thermal management component for the 3.0 L V6 engines in the Porsche 95B.2 Macan, 971 Panamera, and 9YA Cayenne platforms. It efficiently removes excess heat from the engine oil, improving performance stability, reducing wear, and helping ensure peak engine longevity. Its true Porsche OE construction maintains factory-intended cooling characteristics and reliability.

Fits:
Porsche 95B.2 Macan S 3.0L 2019>> (engine code:  DLZ,DLZB)
Porsche 971.1 Panamera 3.0L V6 2017 - 2021 (engine code:  CXTA,CXT)
Porsche 9YA.1 Cayenne 3.0L 2018 - 2023 (engine code: DCBE, DCB)
Porsche 9YA.2 Cayenne 3.0L 2023>> (PR:T9I)

Diagram ref no 19

The engine oil cooler helps regulate the temperature of the engine oil, which is critical for:
•  Protecting engine internals from heat damage
•  Maintaining stable oil viscosity
•  Reducing wear and friction losses
•  Supporting consistent performance under heavy driving, hot ambient temperatures, or towing

Oil that runs too hot loses lubricating properties, increasing friction and accelerating wear. By circulating hot engine oil through a dedicated heat exchanger where heat is transferred away into coolant or ambient air, the oil cooler keeps temperatures in an optimal range - supporting engine reliability, performance, and longevity.

Fitment / Position on Car
•  Installed on: Front end of engine bay near coolant radiators, integrated with oil and coolant lines
•  Position: Typically mounted ahead of or alongside the engine block, interfacing with dedicated oil lines and the coolant circuit
•  Connection: Uses Porsche-specific fittings and seals for leak-free integration with OE lines

Engine oil not only lubricates but also helps carry heat away from internal surfaces. In high-performance turbocharged engines, oil temperatures can spike rapidly if not effectively controlled. A genuine Porsche OE oil cooler like 9A711701530 ensures heat is effectively removed from the oil, protecting internal components and maintaining optimal lubrication characteristics under a wide range of operating conditions. 

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9A711701530

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Air Conditioner Heat Exchanger.
This genuine Porsche Heater Matrix (Part No. 95557207001) - also referred to as the heater core, heat exchanger, or air conditioner heat exchanger - is an original-equipment component engineered to Porsche’s precise factory standards. It is specifically designed for Porsche Cayenne (955 / 957 / 958) models equipped with the 4-zone climate control system (Option Code: 9AH), where multiple independent heating and cooling zones require an enhanced internal heat exchange unit.

Fits:
For cars with 4-zone air conditioning system (option code: 9AH)
Porsche 955 Cayenne 2003 - 2006
Porsche 957 Cayenne 2007 - 2010
Porsche 958 Cayenne 2011 - 2018

Diagram ref no 13

The heater matrix is a critical part of the vehicle’s climate control system, responsible for transferring engine coolant heat into the cabin’s ventilation air. Coolant flows through the heater core’s internal tubes, and as air passes over the external surfaces, heat is transferred into the cabin. In a 4-zone air conditioning system, this component supports precise temperature control for multiple separate climate zones, ensuring consistent comfort for front and rear passengers.

In vehicles with Option Code 9AH, the system uses an advanced HVAC architecture requiring a specific heater matrix capable of handling higher air volumes and distinct distribution paths.

Fitment / Position on Car
•   Installed in: HVAC housing behind the dashboard
•   Location: Integrated into the climate control module where air streams from the blower fan pass through before distribution
•   Interface: Works with coolant inlet/outlet hoses, blend doors, actuators, and air plenums to channel conditioned air to multiple zones

A failing heater core can lead to a range of issues - from reduced cabin heating to coolant leaks inside the vehicle, foggy windows, and even engine overheating if coolant loss is significant. Using a genuine Porsche OE heater matrix ensures the correct core resistance, flow rate, and materials engineered to work with Porsche’s advanced 4-zone HVAC system, delivering dependable warmth and climate control performance consistent with factory intent.



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95557207001

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Left Hand Drive (LHD) Front Drivers Door Lock Mechanism

This LHD front drivers door lock mechanism is a direct replacement part designed to restore secure locking and proper door operation for the left-hand drive, front passenger door on a wide range of Porsche models. It is engineered to meet or exceed OEM specifications for fitment, durability and performance.

Please check part number on the original lock mechanism

Fits:

• Porsche 971.1 – LHD Drivers Side with Option Codes L0L, GZ0, 4F2, 4I6 04.07.2016>>
• Porsche 971.2 – LHD Drivers Side with Option Codes GZ0, L0L, 4F2,4I6,8QK
• Porsche 976 Panamera – LHD Drivers Side
• Porsche 981 Boxster – LHD Drivers Side with Option Codes 098, -072, -533, IY2
• Porsche 981 Cayman – LHD Drivers Side with Option Codes 098, -072, -533, IY2
• Porsche 981 Cayman GT4 – LHD Drivers Side with option Code 098, 534
• Porsche 981 Boxster Spyder – LHD Drivers Side with Option Code 098, 534
• Porsche 718 Boxster – LHD Drivers Side
• Porsche 718 Cayman – LHD Drivers Side
• Porsche 718 Boxster Spyder – LHD with Option Codes 534, 098, 450, -094
• Porsche 718 Cayman GT4 – LHD Left
• Porsche 992.1 – LHD Drivers Side with Option Codes 098, IY2, 2015>>
• Porsche 991.2 – LHD Drivers Side with Option Codes 098, -072, -533, -250 (for Manual gearbox)
• Porsche 991 GT3 – LHD Drivers Side 2015>>
• Porsche 992 GT3 / GT3 RS / ST – LHD Drivers Side
• Porsche 9YA Cayenne - LHD Drivers Side with Option Codes L0L, GZ0,4F2, 4I6
• Porsche 95B.1 Macan – LHD Drivers Side 20.06.2016>>
• Porsche 95B.2 – LHD Drivers Side with Option Code L0L

Diagram Ref No 14

This mechanism works with the vehicle’s central locking system and door latch hardware to ensure secure door closure, correct electrical unlocking and reliable function every time you enter or exit the vehicle.

What the Front Drivers Door Lock Mechanism Does

The door lock mechanism is an essential component of your Porsche’s door security and access system. It performs key functions such as:

• Securing the front  drivers door when locked via key fob, interior switch or automatic lock
• Engaging and releasing the latch during door opening and closing
• Communicating with central locking to synchronise all vehicle doors
• Ensuring proper alignment between the door and striker plate
• Maintaining weather and vibration-resistant closure

In modern Porsches, this mechanism often includes electronic actuation combined with mechanical latch elements, ensuring responsive and quiet operation.

Why Door Lock Mechanisms Fail

Door lock mechanisms can wear out or malfunction due to both mechanical and electrical factors:

• Actuator motor fatigue from frequent use
• Internal gear wear and plastic component degradation
• Corrosion or water ingress over time
• Misalignment or sagging from hinge wear
• Wiring or connector failure in central locking circuits
• Physical stress from rough operation or impact

Common signs of a failing door lock mechanism include:

• Door not locking or unlocking reliably with key fob or interior switch
• Door stays locked/unlocked intermittently
• Unusual clicking, grinding or buzzing noises when locking/unlocking
• Alarm triggering without cause
• Door not latching securely when shut

Because this mechanism works closely with the vehicle’s central locking and alarm systems, failures can impact security, convenience and peace of mind.

When You Should Replace It

You should consider replacing the front drivers door lock mechanism if:

• You experience intermittent or failed locking/unlocking
• The door won’t latch securely or opens unexpectedly
• The central locking system shows fault codes related to door circuits
• Audible actuator noises occur without door action
• You are repairing a vehicle that has been water-damaged or has corroded lock parts

Prompt replacement restores proper security, consistent lock performance and seamless integration with your Porsche’s locking and alarm systems.

 Key Benefits at a Glance

• OEM-equivalent replacement door lock mechanism
• Restores secure front drivers door locking
• Compatible with central locking systems
• Eliminates intermittent or failed lock action
• Suitable for multiple Porsche models (Macan, Panamera, 718, 981, 991, Cayenne)
• Improves convenience, security and reliability       

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9A783721505

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Crankcase Breather Line, LEFT.

The Crankcase Breather Line – Left is a genuine Porsche engine ventilation component designed to regulate crankcase pressure on the left-hand side of the engine. As part of the Positive Crankcase Ventilation (PCV) system, this breather hose routes combustion blow-by gases safely back into the intake system for controlled reburning.

Fits:

• Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
• Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
• Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16

Diagram Ref No 5

What This Product Does:

• Relieving excess crankcase pressure
• Routing blow-by gases back into the intake system
• Supporting correct PCV system operation
• Preventing pressure-related oil leaks
• Reducing sludge formation and internal contamination

Symptoms Of Wear Or Failure:

• Rough or unstable idle
• Check Engine Light illumination
• Oil leaks from valve covers or engine seals
• Increased oil consumption
• Whistling or hissing sounds (vacuum leak)
• Sludge build-up inside the engine
• Oil residue around hose connections

Why Replacement Matters:

• Restore proper crankcase pressure regulation
• Prevent oil leaks and gasket damage
• Improve engine performance and efficiency
• Maintain emissions system compliance
• Avoid expensive engine repairs

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94610724075

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Air Con Compressor, R134A.
The Porsche Genuine OE Air Conditioning Compressor 8T0260805R is a factory-designed R134a A/C compressor specifically for the Porsche 95B.1 Macan 3.0 L Diesel. It forms the core of the A/C cooling loop, pressurising and circulating refrigerant so that cool air can be delivered throughout the passenger cabin. 

Fits:
Porsche 95B.1 Macan 3.0L V6 Diesel 2014 - 2018
 * cars with option code: KK1 -  Refrigerant R134a
 * model: PR:DD7,D1V, D43,D50,D51

Diagram ref no 1

The air conditioning compressor is the heart of the vehicle’s A/C cooling system. Driven by the engine’s accessory belt, it pressurises and circulates refrigerant (R134a) through the A/C system. By compressing low-pressure refrigerant gas into a high-pressure state and delivering it to the condenser, the compressor initiates the thermal cycle that ultimately produces cool, conditioned air inside the cabin.

Functions & Technical Role:
•  Refrigerant pressurisation: Raises refrigerant pressure to begin the cooling cycle
•  Circulation: Drives R134a refrigerant through the A/C system’s condenser, evaporator, and expansion device
•  Heat transfer support: Enables the refrigerant to release heat in the condenser and absorb heat in the evaporator
•  System integration: Works with Porsche-designed A/C plumbing, accumulator/drier, expansion valves, and blower system
•  OEM quality: Designed to Porsche internal tolerances, shaft sealing, noise and vibration characteristics

Fitment / Position on Car
•  Installed on: Engine accessory drive
•  Location: Mounted to the engine block front-end bracket (A/C compressor location)
•  Connection: Integrated with R134a refrigerant lines, electrical clutch plug, and drive belt interface

An A/C compressor that is mismatched, worn, or leaking can cause:
•  Reduced cabin cooling performance
•  Compressor noise or failure
•  Refrigerant loss and inefficiency
•  Damage to other HVAC components

Using a Genuine Porsche OE compressor like 8T0260805R ensures correct displacement, internal clearances, clutch engagement, and integration with the rest of the Porsche climate control system - preserving comfort, reliability, and long-term service life.

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8T0260805R

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Crankcase Breather Line, RIGHT.

The Crankcase Breather Line – Right is a genuine Porsche engine ventilation component designed to regulate crankcase pressure on the right-hand side of the engine. As part of the Positive Crankcase Ventilation (PCV) system, this breather line routes blow-by gases safely back into the intake system, maintaining correct internal pressure and supporting emissions control.

Fits:

• Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
• Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
• Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16

  
Diagram Ref No 7

What This Product Does:

• Ventilating excess crankcase pressure
• Routing blow-by gases back into the intake system
• Supporting proper PCV system operation
• Preventing oil seal and gasket damage caused by pressure build-up
• Helping reduce sludge formation and oil contamination

Symptoms Of Wear Or Failure:

• Rough idle or unstable engine performance
• Check Engine Light illumination
• Oil leaks from valve covers or engine seals
• Increased oil consumption
• Whistling or hissing noises (vacuum leak)
• Sludge build-up in the engine
• Oil residue around hose connections

Why Replacement Matters:

• Restore proper crankcase pressure regulation
• Prevent oil leaks and gasket failure
• Improve engine performance and efficiency
• Maintain emissions system integrity
• Avoid expensive engine repairs

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94610723975

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Engine piston.
This genuine Porsche Engine Piston is a core internal engine part for high-performance 3.8 L Porsche engines found in 997.2, 991.1, 981 Boxster Spyder, and 981C Cayman GT4 models. As a complete Porsche-specified piston, it ensures correct combustion sealing, friction characteristics, thermal resilience, and integration with OE rings and rods - preserving factory performance, durability, and engine dynamics.
Sold each, 6 required per vehicle.

Fits:
Porsche 997.2 Carrera 4 / 4S / 4GTS 3.8L 2009 - 2012
* engine code: A101

Porsche 991.1 Carrera 4 / 4S / 4GTS 3.8L 2012 - 2016
 * engine code: A103
 * cars without Compression variant   (PR:-145) 

Porsche 981 Boxster Spyder 3.8L 2016
Porsche 981C Cayman GT4 3.8L 2016

Diagram ref no 1

An engine piston is a critical internal combustion engine component that reciprocates within the engine’s cylinder bore. Its primary role is to convert the expanding gas forces created by combustion into mechanical motion. When fuel and air ignite in the combustion chamber, the piston is driven downward, transmitting force through the connecting rod to the crankshaft - ultimately generating engine power. The piston also helps seal the combustion chamber, control oil consumption, and withstand extreme temperatures and pressures during operation.

Functions & Technical Role:
•  Combustion pressure handling: Converts the force of combustion into linear piston movement
•  Sealing the chamber: Works with piston rings to maintain compression and prevent blow-by
•  Heat resistance: Made from high-strength aluminium alloy to endure extreme engine temperatures
•  Oil control: Cooperates with rings and skirt design to manage oil lubrication
•  Precision fit: Porsche-specified dimensions and surface finishes reduce friction and improve longevity

Fitment / Position on Car
•  Installed on: Inside the engine block’s cylinder bores
•  Location: One per cylinder; typically 6 pistons required for a complete 3.8 L flat-six engine
•  Orientation: Works with piston rings, wrist pin, and connecting rod to form the bottom of the combustion chamber

Pistons operate at the heart of the combustion process under extreme heat and pressure. Using a genuine Porsche OE piston means you’re getting:
•  Exact metallurgical specification matched to the engine’s operating envelope
•  Precision machining tolerances for optimal clearances and minimal friction
•  Verified durability and fatigue resistance for high RPM use
•  Factory-matching to rings and skirts for combustion sealing and minimal blow-by

Genuine OE pistons ensure reliability and longevity.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9A110393800

The product you are viewing cross references to these numbers

Left Hand Drive (LHD) Front Passenger Door Lock Mechanism

This LHD front passenger door lock mechanism is a direct replacement part designed to restore secure locking and proper door operation for the left-hand drive, front passenger door on a wide range of Porsche models. It is engineered to meet or exceed OEM specifications for fitment, durability and performance.

Please check part number on the original lock mechanism

Fits:

• Porsche 971.1 – LHD Passenger Side with Option Codes L0L, GZ0, 4F2, 4I6
• Porsche 971.2 – LHD Passenger Side with Option Codes GZ0, LOL, 4F2,4I6,8QK
• Porsche 976 Panamera – LHD Passenger Side
• Porsche 718 Boxster – LHD Passenger Side
• Porsche 718 Cayman – LHD Passenger Side
• Porsche 718 Cayman GT4 – LHD Left
• Porsche 9YA Cayenne - LHD Passenger Side with Option Codes LOL, GZ0,4F2, 4I6
• Porsche 95B.1 Macan – LHD Passenger Side
• Porsche 95B.2 – LHD Passenger Side with Option Code L0L
• Porsche 991.2 – LHD Passenger Side with Option Codes 098, -072, -533, -250 (for Manual gearbox)
• Porsche 991 GT3 – LHD Passenger Side
• Porsche 992 GT3 / GT3 RS / ST – LHD Passenger Side
• Porsche 981 Cayman GT4  – LHD Passenger Side with option Code 098, 534
• Porsche 981 Boxster Spyder – LHD Passenger Side with Option Code 098, 534

Diagram Ref No 14

This mechanism works with the vehicle’s central locking system and door latch hardware to ensure secure door closure, correct electrical unlocking and reliable function every time you enter or exit the vehicle.

What the Front Passenger Door Lock Mechanism Does

The door lock mechanism is an essential component of your Porsche’s door security and access system. It performs key functions such as:

• Securing the front passenger door when locked via key fob, interior switch or automatic lock
• Engaging and releasing the latch during door opening and closing
• Communicating with central locking to synchronise all vehicle doors
• Ensuring proper alignment between the door and striker plate
• Maintaining weather and vibration-resistant closure

In modern Porsches, this mechanism often includes electronic actuation combined with mechanical latch elements, ensuring responsive and quiet operation.

Why Door Lock Mechanisms Fail

Door lock mechanisms can wear out or malfunction due to both mechanical and electrical factors:

• Actuator motor fatigue from frequent use
• Internal gear wear and plastic component degradation
• Corrosion or water ingress over time
• Misalignment or sagging from hinge wear
• Wiring or connector failure in central locking circuits
• Physical stress from rough operation or impact

Common signs of a failing door lock mechanism include:

• Door not locking or unlocking reliably with key fob or interior switch
• Door stays locked/unlocked intermittently
• Unusual clicking, grinding or buzzing noises when locking/unlocking
• Alarm triggering without cause
• Door not latching securely when shut

Because this mechanism works closely with the vehicle’s central locking and alarm systems, failures can impact security, convenience and peace of mind.

When You Should Replace It

You should consider replacing the front passenger door lock mechanism if:

• You experience intermittent or failed locking/unlocking
• The door won’t latch securely or opens unexpectedly
• The central locking system shows fault codes related to door circuits
• Audible actuator noises occur without door action
• You are repairing a vehicle that has been water-damaged or has corroded lock parts

Prompt replacement restores proper security, consistent lock performance and seamless integration with your Porsche’s locking and alarm systems.

 Key Benefits at a Glance

• OEM-equivalent replacement door lock mechanism
• Restores secure front passenger door locking
• Compatible with central locking systems
• Eliminates intermittent or failed lock action
• Suitable for multiple Porsche models (Macan, Panamera, 718, 981, 991, Cayenne)
• Improves convenience, security and reliability       

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9A783721605

The product you are viewing cross references to these numbers