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Design 911 Design 911 supply Porsche parts, Porsche spares and Porsche accessories, to both retail and to the trade. Our Porsche product and accessory range includes brakes, exhausts, tyres, wheels and Porsche panels and interiors. https://d911api.datadial.net/images/schemaLogo.png https://d911api.datadial.net/images/schemaLogo.png +443456003478 https://d911api.datadial.net Facebook Instagram

Mahle

Mahle
About Mahle

Mahle for Porsche

Our Porsche product portfolio demonstrates our unique systems competence, as it addresses all crucial issues related to the powertrain and air conditioning technology—from engine systems, filtration, and electronics/mechatronics through to thermal management. Every other vehicle in the world is equipped with Mahle technology. We are a leading global developmental partner to the automotive industry, offering our customers complete systems that stand out thanks to the unrivaled breadth and depth of our product range. Our knowledge in the various areas leads to synergies that we utilize in order to develop unique solutions.

A Quick Look at Mahle

Our Porsche product portfolio demonstrates our unique systems competence, as it addresses all crucial issues related to the powertrain and air conditioning technology—from engine systems, filtration, and electronics/mechatronics through to thermal management.Every other vehicle in the world is equipped with MAHLE technologyWe are a leading global developmental partner to the automotive industry, offering our customers complete systems that stand out thanks to the unrivaled breadth and depth of our product range. Our knowledge in the various areas leads to synergies that we utilize in order to develop unique solutions.

Choosing the Right Fit for Your Porsche

Where Mahle is listed for Porsche, use the supplied model coverage and OE references to confirm suitability. Check details that commonly affect fitment such as model year, side/position, and connector type where relevant.

  • Typical reasons to choose Mahle for Porsche include maintaining engine longevity, keeping oil and intake systems clean, and using trusted components for routine servicing or rebuild work.
  • Oil contamination, reduced airflow, increased oil consumption or blow-by (engine-dependent), and poor running can appear if filters are neglected, though many issues come from overdue servicing, incorrect oil grade, vacuum leaks, or sensor faults.
  • Follow Porsche service intervals for filters and shorten them for heavy use, track driving, or dusty environments.
  • Always renew sealing rings and O-rings supplied with Mahle parts and lubricate them lightly before fitting to avoid leaks and ensure correct seating.

Browse by Category

If you already know the area you are working on, start with the category and then filter by Porsche model. Where real-world symptoms and typical reasons to replace are provided, use them to keep the wording grounded.

Engine Rebuild Parts — Engine rebuild parts are typically changed during a planned rebuild or when symptoms point to wear inside the engine, such as loss of compression, excessive oil use, persistent leaks, abnormal noises, or contamination found during inspection. Owners and specialists often renew these parts while the engine is apart because labour is the major cost, so replacing bearings, chains, guides, seals, fasteners, and gaskets at the same time reduces the risk of repeat strip-downs and improves reliability after the rebuild. Common checks before committing to a rebuild include compression and leak-down testing, bore inspection with a scope, and oil/filter analysis, with many components such as chains, guides, tensioners, and critical seals replaced "while you are in there".

Piston Rings — Piston rings are replaced when wear leads to low compression, blow-by, and increased oil consumption. This work is usually carried out as part of a wider rebuild or top-end refresh once compression and leak-down results indicate ring sealing issues, or when there is persistent smoke and high oil use not explained by external leaks or valve guide problems. High oil consumption, blue smoke under acceleration, high crankcase pressure, and fouled plugs are typical symptoms; diagnosis often involves distinguishing ring issues from valve guide wear and inspecting cylinders, pistons, and crankcase ventilation.

Heating / Air Conditioning — Heating and air conditioning parts are renewed to restore cabin comfort, improve demisting, and keep the climate system reliable. Common reasons to replace components include weak or warm air conditioning, poor heating, musty smells, fan noise, and gradual loss of cooling from refrigerant leaks or corroded condensers. In many cases, it is important to establish whether the system simply needs a service or regas, or whether there is an underlying leak or component fault, and running the air conditioning regularly helps keep seals lubricated.

Service Parts — Service parts are changed as routine maintenance to keep your Porsche reliable, efficient, and protected. Replacing filters, plugs, belts, fluids, and ignition components on schedule helps maintain performance, safety, and longevity, especially on older vehicles where neglected servicing can quickly lead to more serious problems. Many issues such as hard starting, poor fuel economy, or rough running can be improved by establishing a proper service baseline, and it is sensible to keep a clear service log for future diagnostics and resale.

Oil Filters — Oil filters are renewed at every oil change to protect the engine by removing contaminants from the oil. Over time, filters become saturated and can restrict flow, contributing to faster oil contamination or, in some cases, pressure issues or leaks if the wrong filter type or a damaged seal is used. Owners may select Mahle oil filters for trusted build quality, correct bypass valve specifications, and reliable sealing, and it is good practice to lightly oil the gasket, check that the old gasket has been removed, and tighten the filter to the specified setting.

Explore Mahle at Design911

View the current Mahle range for Porsche at Design911, then filter by model and category to narrow down to the right parts.

DISPLAYING 113 to 128 (of 276 products)
<< 7 8 9 10 >>
Special Offer
503WR28
Product Information
Product Information
Engine cylinder / liner.

mahle

Cylinder Bore 95mm
Fits:
Porsche 911 3.2L 1986-87 Carrera
08.1986 - 08.1989 160kw 218hp 3164cc 6cyl 930.25 engine
02.1984 - 06.1987 152kw 207hp 3164cc 6cyl 930.21 engine

Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.
This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR28
5035692
93010399091
5035600
503WR28

The product you are viewing cross references to these numbers
Special Offer
503WR27::2
Product Information
Product Information
Engine cylinder / liner.

mahle

Fits:
Porsche 930 Turbo 3.0L 1975-77
911 3.0 TURBO
01/75 - 12/77
Coupe
930.50
KW184
HP250

PORSCHE
911 3.0 TURBO
01/75 - 12/77
Coupe
930.52
KW191
HP260

Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR27
93010395801
5036792
5036700
503WR27

The product you are viewing cross references to these numbers
Special Offer
503WR27::1
Product Information
Product Information
Engine cylinder / liner.

mahle

Fits:
Porsche 911 3.0L 1978-80 188BHP

Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR27
93010396204
5037192
5037100
503WR27

The product you are viewing cross references to these numbers
Special Offer
503WR27
Product Information
Product Information
Engine cylinder / liner.

mahle

Fits:
Porsche 911 3.0L 1981>> 204BHP

Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR27
93010398306
5038192
93010398303
5038100
503WR27

The product you are viewing cross references to these numbers
Special Offer
503WR26
Product Information
Product Information
Engine cylinder / liner.

mahle

Fits:
Porsche 964 3.3L TURBO M30.69

Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR26
93010395408
5039892
93010395410
93010395403
5039800
93010395404
503WR26
93010395405
93010395406
93010395407
93010395408
93010395409
93010395410
93010395411

The product you are viewing cross references to these numbers
Special Offer
503WR24::2
Product Information
Product Information
Engine cylinder / liner.

Fits:
Porsche 911 2.7L
Engine Type: 911/41, 911/42, 911/96, 911/97,

Cyl. Bore: 90,000 mm
Outer diameter: 97,000 mm
Length: 120,000 mm
Height: 85,500 mm
Flange Ø: 107,000 mm


Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR24
91110395101
91110395102
5035892
5035800
503WR24

The product you are viewing cross references to these numbers
Special Offer
503WR24::1
Product Information
Product Information
Engine cylinder / liner.

Fits:
Porsche 911S 2.7L 175PS / 165PS

Engine Type: 
165PS -  911/43, 911/48, 911/81, 911/82, 911/84, 911/85, 911/86, 911/89, 911/90, 911/94, 911/99
175PS - 911/42, 911/47, 911/93, 911/98, 911/42, 

Cyl. Bore: 90,000 mm
Outer diameter: 97,000 mm
Length: 120,000 mm
Height: 85,500 mm
Flange Ø: 107,000 mm

Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR24
91110394902
5035992
5035900
503WR24

The product you are viewing cross references to these numbers
Special Offer
503WR24
Product Information
Product Information
Engine cylinder / liner.

Fits:
Porsche 911 2.7L Mech Injection
Engine Type: 911/83

Cyl. Bore: 90,000 mm
Outer diameter: 97,000 mm
Length: 120,000 mm
Height: 85,500 mm
Flange Ø: 107,000 mm

Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR24
91110392801
5036092
5036000
503WR24

The product you are viewing cross references to these numbers
Special Offer
503WR23
Product Information
Product Information
Engine cylinder / liner.

mahle

Fits:
Engine codes: 616.16 / 616.36 / 616.39 / 616.40
Porsche 912 1.6 01/1965-02/1970
Porsche 356B 1600 super90 01/1959 - 12/1963
Porsche 356C 1600 SC 01/1965- 02/1970

Please note: These pistons will need to be purchased as 4 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR23
61610390403
5040190
61610390490
5040100
503WR23

The product you are viewing cross references to these numbers
503WR20
Product Information
Product Information
Engine cylinder / liner.

mahle

Fits:
Porsche 930 Turbo 3.3L 1978-89

Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR20
PCG5039890
93010396905
5039890
503WR20

The product you are viewing cross references to these numbers
Special Offer
503WR45::2
Product Information
Product Information
Engine cylinder / liner.

mahle

Fits:
Porsche 993 3.6L C2 / C4 1994>>

Supplementary Article/Supplementary Info with piston rings
Cylinder Bore [mm] 100 mm
Length [mm] 63,2 mm
Compression Height [mm] 31,8 mm
Valve pocket depth 2 [mm] 47,3 mm
Top land height [mm] 6,2 mm
Bolt Ø [mm] 23 mm
Bolt length [mm] 54 mm
Surface Tin-plated
Production Number 100 P 47

Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.


This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR45
99310391522
5043792
5043700
503WR45

The product you are viewing cross references to these numbers
Special Offer
503WR45::1
Product Information
Product Information
Engine cylinder / liner.

mahle

Cylinder Bore 100 mm
Fits:
Porsche 964 3.6L C2 / C4 1990>>

Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR45
96410391522
96410391520
96410391519
96410391523
5039994
5039900
503WR45

The product you are viewing cross references to these numbers
Special Offer
503WR45
Product Information
Product Information
Engine cylinder / liner.

mahle

Cylinder Bore 100 mm
Fits:
Porsche 964 3.6L Turbo

Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR45
96410391721
5042992
5042992
5042900
503WR45

The product you are viewing cross references to these numbers
503WR44
Product Information
Product Information
Engine cylinder / liner.

mahle

Fits:
Porsche 993 Turbo 3.6L 1994>>

Cylinder Bore: 100 mm
Length: 63,3 mm
Compression Height: 31,8 mm
Top land height: 6,1 mm
Bolt Ø : 23 mm
Bolt length: 54 mm
Surface: Coated
Production Number: 100 P 46

Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR44
99310391551
5043690
5043600
503WR44

The product you are viewing cross references to these numbers
Special Offer
61610410400/1
Product Information
Product Information
Engine cylinder / liner.

mahle

Fits:
PORSCHE 356 1600cc
Engine code: 616.15
82.50 Ø
4 Cylinder
8 valve
1582cc
55 KW
75 HP

Please note: These pistons will need to be purchased as 4 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

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

61610410400
61610390600
503WR0300
61610390601
61610390690
5033790
5033700
61610410400

The product you are viewing cross references to these numbers
Special Offer
503WR18::3
Product Information
Product Information
Engine cylinder / liner.

mahle

Fits:
PORSCHE 911L 2.0L 01/63 - 12/68
901.01
KW96
HP13

Cyl. Bore: 80,000 mm
Outer diameter: 92,000 mm
Length: 123,000 mm
Height: 82,300 mm
Flange Ø: 88,0 mm
Flange Ø: 88,000 mm

Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

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

503WR18
90110390200
90110390201
5030690
5030600
503WR18

The product you are viewing cross references to these numbers
DISPLAYING 113 to 128 (of 276 products)
<< 7 8 9 10 >>