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Porsche > 992 (911) MK1 2019-2024 > 992.1 Turbo 3.8L 2020-24 > Engine Rebuild Parts > Fuel System Parts >

Fuel Injectors

Fuel Injectors

DISPLAYING 1 to 5 (of 5 products)
High Pressure Injector. Porsche 992.1 Turbo / Turbo S 2019-24 - 0PB128616B, 0PB128616A
4
High Pressure Injector. Porsche 992.1 Turbo / Turbo S 2019-24
Special Order item
0PB128616B
Product Information
Product Information
High Pressure Injector.

The high pressure fuel injector is a critical component of the direct fuel injection system, designed to deliver precise amounts of fuel directly into the combustion chamber at high pressure. Engineered to OE specifications, this injector ensures optimal fuel atomisation, efficient combustion, and maximum engine performance.
Sold Each.
x6 Required Per Car.

Fits:

  • Porsche 992.1 Turbo 3.8L 2020-24
  • Porsche 992.1 Turbo S 3.8L 2020-24
  • Porsche 992.1 Turbo Cabriolet 3.8L 2020-24
  • Porsche 992.1 Turbo S Cabriolet 3.8L 2020-24 
 
Diagram Ref No 5

What This Product Does:

  • Delivers fuel directly into the combustion chamber at high pressure
  • Ensures precise fuel metering for optimal combustion
  • Improves engine performance, efficiency, and emissions
  • Supports smooth engine operation across all load conditions

Symptoms Of Wear Or Failure:
  • Engine misfires or rough idle
  • Loss of power or poor acceleration
  • Increased fuel consumption
  • Hard starting or extended cranking
  • Engine warning light or fault codes related to fuel injection

Why Replacement Matters:
  • Restores proper fuel delivery and combustion efficiency
  • Improves engine performance and responsiveness
  • Reduces fuel consumption and emissions
  • Prevents further damage to engine components
  • Ensures smooth and reliable engine operation



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Related, superseded, cross reference or alternative numbers for comparison.

0PB128616B
0PB128616B
0PB128616A

The product you are viewing cross references to these numbers
Injector Retaining Ring. Porsche 982 / 982C / 992.1 / 992.2 2017>> - 0PB127291
2
Injector Retaining Ring. Porsche 982 / 982C / 992.1 / 992.2 2017>>
Special Order item
0PB127291
Product Information
Product Information

Injector Retaining Ring. 
The injector retaining ring is a key fastening component within the fuel injection system, designed to securely hold the fuel injector in its correct position within the engine. Manufactured to OE specifications, this retaining ring ensures a firm and stable fit, maintaining proper alignment and sealing of the injector under high-pressure operating conditions.


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Diagram Ref No 20

What This Product Does:
  • Secures the fuel injector firmly in place
  • Maintains correct injector alignment and positioning
  • Supports proper sealing to prevent fuel leaks
  • Ensures consistent and efficient fuel delivery into the engine

Symptoms Of Wear Or Failure:
  • Loose or misaligned fuel injectors
  • Fuel leaks around the injector area
  • Fuel smell from the engine bay
  • Engine misfires or rough running
  • Difficulty securing injectors during installation

Why Replacement Matters:
  • Ensures injectors are securely mounted and properly aligned
  • Prevents fuel leaks and potential safety risks
  • Maintains correct fuel delivery and combustion efficiency
  • Protects engine components from fuel contamination
  • Supports reliable and consistent engine operation



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

0PB127291
0PB127291

The product you are viewing cross references to these numbers
Injector Securing Ring. Porsche 982 / 982C / 992.1 / 992.2 2017>> - 0PB127199
2
Injector Securing Ring. Porsche 982 / 982C / 992.1 / 992.2 2017>>
Special Order item
0PB127199
Product Information
Product Information
Injector Securing Ring.

The injector securing ring is a precision fastening component used within the fuel injection system to securely hold the fuel injector in place within the engine. Designed to OE specifications, this ring ensures correct positioning and sealing of the injector, allowing it to operate efficiently under high pressure.
Sold Each. 
x6 Required Per Car.

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  • Porsche 992.1 Targa 4S / GTS 3.0L 2020-24
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  • Porsche 992.1 Turbo S 3.8L 2020-24
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  • Porsche 992.1 Turbo S Cabriolet 3.8L 2020-24
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  • Porsche Cayman GTS 718 4.0L PDK (400 Bhp)
  • Porsche Cayman GT4 718 4.0L / GT4 RS 718 4.0L
  
Diagram Ref No 22

What This Product Does:

  • Holds the fuel injector securely in position
  • Maintains proper alignment of the injector within the engine
  • Supports a tight seal to prevent fuel leaks
  • Ensures efficient and accurate fuel delivery into the combustion chamber

Symptoms Of Wear Or Failure:
  • Fuel leaks around the injector area
  • Loose or improperly seated injectors
  • Fuel smell from the engine bay
  • Poor engine performance or misfires
  • Difficulty maintaining proper injector seal during installation

Why Replacement Matters:
  • Ensures injectors are securely mounted and properly aligned
  • Prevents fuel leaks and potential safety hazards
  • Maintains correct fuel delivery and combustion efficiency
  • Protects engine components from fuel contamination
  • Supports reliable engine performance and operation



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

0PB127199
0PB127199

The product you are viewing cross references to these numbers
Injector Spacer Ring. Porsche 982 / 982C / 992.1 / 992.2 2017>> - 0PB127219
2
Injector Spacer Ring. Porsche 982 / 982C / 992.1 / 992.2 2017>>
Special Order item
0PB127219
Product Information
Product Information

Injector Spacer Ring.
The injector spacer ring is a precision component used within the fuel injection system to ensure correct positioning and spacing of the fuel injector within the engine. Designed to OE specifications, this ring sits between the injector and its mounting point, helping maintain proper alignment, sealing, and installation depth.
Sold Each.
x6 Required Per Car.


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  • Porsche 992.1 Carrera 2S / GTS 3.0L 2019-24
  • Porsche 992.1 Carrera 4S / GTS 3.0L 2019-24
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  • Porsche 992.1 Carrera 4S / GTS Cabriolet 3.0L 2019-24
  • Porsche 992.1 Targa 4 3.0L 2020-24
  • Porsche 992.1 Targa 4S / GTS 3.0L 2020-24
  • Porsche 992.1 Turbo 3.8L 2020-24
  • Porsche 992.1 Turbo S 3.8L 2020-24
  • Porsche 992.1 Turbo Cabriolet 3.8L 2020-24
  • Porsche 992.1 Turbo S Cabriolet 3.8L 2020-24
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  • Porsche Cayman GTS 718 4.0L PDK (400 Bhp)
  • Porsche Cayman GT4 718 4.0L / GT4 RS 718 4.0L
  
Diagram Ref No 18

What This Product Does:
  • Maintains correct positioning and depth of the fuel injector
  • Ensures proper sealing between injector and engine components
  • Supports accurate fuel spray pattern and atomisation
  • Helps prevent leaks and misalignment during operation

Symptoms Of Wear Or Failure:
  • Fuel leaks around the injector area
  • Incorrect injector seating or looseness
  • Poor fuel atomisation or uneven combustion
  • Engine misfires or rough running
  • Difficulty achieving a proper seal during injector installation

Why Replacement Matters:
  • Ensures correct injector alignment and positioning
  • Prevents fuel leaks and sealing issues
  • Maintains optimal fuel spray and combustion efficiency
  • Supports smooth engine operation and performance
  • Helps avoid further damage to injectors or engine components



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

0PB127219
0PB127219

The product you are viewing cross references to these numbers
Injector Thrust Ring. Porsche 982 / 982C / 992.1 / 992.2 2017>> - 0PB128071
2
Injector Thrust Ring. Porsche 982 / 982C / 992.1 / 992.2 2017>>
Special Order item
0PB128071
Product Information
Product Information

Injector Thrust Ring.
The injector thrust ring is a precision-engineered component used within the fuel injection system to support and stabilise the fuel injector during operation. Positioned at the injector mounting point, this ring helps distribute load and maintain correct seating under high-pressure conditions.


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  • Porsche 992.1 Carrera 2 3.0L 2019-24
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  • Porsche 992.1 Targa 4S / GTS 3.0L 2020-24
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  • Porsche 992.1 Turbo S 3.8L 2020-24
  • Porsche 992.1 Turbo Cabriolet 3.8L 2020-24
  • Porsche 992.1 Turbo S Cabriolet 3.8L 2020-24
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  • Porsche 992.2 Carrera 2 3.0L Cabriolet 2024>>
  • Porsche 992.2 Turbo 3.6L 2024>>
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  • Porsche Cayman GTS 718 4.0L PDK (400 Bhp)
  • Porsche Cayman GT4 718 4.0L / GT4 RS 718 4.0L
  
Diagram Ref No 21

What This Product Does:
  • Provides support and load distribution for the fuel injector
  • Maintains correct injector seating and alignment
  • Helps ensure a secure seal within the injector assembly
  • Supports consistent fuel delivery and combustion efficiency

Symptoms Of Wear Or Failure:
  • Loose or improperly seated fuel injectors
  • Fuel leaks around the injector area
  • Engine misfires or rough running
  • Reduced fuel efficiency or uneven combustion
  • Difficulty achieving correct injector installation

Why Replacement Matters:
  • Ensures proper injector support and positioning
  • Prevents fuel leaks and sealing issues
  • Maintains efficient fuel delivery and combustion
  • Improves engine performance and reliability
  • Helps avoid further damage to injectors or engine components



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

0PB128071
0PB128071

The product you are viewing cross references to these numbers
DISPLAYING 1 to 5 (of 5 products)
About Fuel Injectors

Fuel Injectors – Precision Fuel Delivery for Porsche Performance and Efficiency

Fuel injectors are a crucial component in your Porsche’s engine management system, ensuring the precise amount of fuel is delivered to each cylinder for clean, efficient combustion. A properly functioning injector optimises power output, throttle response, and fuel economy — maintaining the performance standards Porsche is known for.

At Design911, we offer a comprehensive range of  fuel injectors designed for Porsche models old and new — from air-cooled classics to the latest turbocharged engines. Built to manufacturer-quality standards using advanced materials and precision nozzles, our injectors ensure accurate fuel atomisation, consistent spray patterns, and long-term durability under extreme temperatures and pressures.

Whether you’re restoring a 911, maintaining a Cayman, or upgrading for performance driving, our injectors are engineered to deliver clean, efficient combustion and consistent engine response.

What Do Fuel Injectors Do?

Fuel injectors are electronically controlled valves that deliver precise amounts of pressurised fuel into the combustion chamber or intake manifold.

Core Functions:

  • Atomise and inject fuel for efficient combustion.
  • Ensure consistent air-fuel ratio across all cylinders.
  • Improve engine responsiveness, power, and economy.
  • Support emissions control by maintaining clean, complete fuel burn.

Every Porsche engine relies on its injectors for accurate fuel delivery — a vital factor in maintaining both performance and efficiency.

Why Do Fuel Injectors Fail?

Fuel injectors are exposed to heat, pressure, and fuel impurities, making them prone to gradual wear or clogging over time.

Common Causes of Failure Include:

  • Fuel contamination, leading to clogging or restricted flow.
  • Carbon build-up on the nozzle tips, disrupting spray pattern.
  • Electrical or coil failure, affecting signal timing.
  • Internal leaks due to seal deterioration or corrosion.
  • Ethanol degradation, which can damage internal components.

Symptoms of injector failure include rough idling, poor acceleration, increased fuel consumption, misfires, or difficulty starting — all signs of inconsistent fuel delivery.

Why Replace with Precision-Engineered Fuel Injectors?

Replacing worn or clogged injectors restores proper fuel delivery, maximising power, smoothness, and efficiency. Our performance-grade, direct-fit injectors are designed to provide consistent fuel flow, superior atomisation, and long service life.

Key Benefits:

  • Restores power and throttle response.
  • Improves fuel economy and engine smoothness.
  • Prevents misfires, stalling, and hard starts.
  • Reduces emissions through cleaner combustion.
  • Crafted from high-quality, corrosion-resistant materials.
  • Direct-fit design for easy installation and long-term reliability.

Perfect for preventative maintenance or performance upgrades, these injectors deliver manufacturer-level precision and durability for every Porsche engine.

Highlights:

  • High-quality replacement fuel injectors for Porsche models.
  • Precision-engineered nozzles for accurate atomisation.
  • Tested for pressure stability and spray accuracy.
  • Improves power, efficiency, and emissions performance.
  • Compatible with classic and modern Porsche engines.
  • Essential for restorations, rebuilds, and tuning projects.

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