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Design911 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://www.design911.co.uk/images/schemaLogo.png https://www.design911.co.uk/images/schemaLogo.png https://www.design911.co.uk Facebook Instagram
Your Porsche
 

OEM

OEM
About OEM

OEM for Porsche

OEM parts for Porsche at Design911 are chosen by owners who want factory-equivalent specification, predictable fitment and consistent performance, whether maintaining originality or repairing everyday wear

A Quick Look at OEM

OEM information on this page is based on details supplied by the manufacturer or distributor, plus any OE references provided with the parts.

Choosing the Right Fit for Your Porsche

Where OEM 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 people choose OEM include maintaining factory-equivalent specification, avoiding compatibility issues and supporting long-term reliability, especially on safety‑critical systems.
  • Common real‑world issues that lead to OEM replacement include leaks, noise, looseness, electrical faults and degraded performance caused by age, heat cycles, corrosion or missed maintenance.
  • Before replacing parts, confirm the root cause: many "symptoms" overlap between components, and misdiagnosis can lead to unnecessary OEM part replacements.
  • For critical items, prioritise correct specification and documented compatibility over price, and where possible confirm diagnosis with testing rather than relying solely on warning lights or fault codes.
  • OEM is often from the same manufacturer as Genuine Porsche but may carry different packaging or part numbers; always match specifications and references when available.
  • In some specific cases upgrades can outperform OEM for targeted goals, so decide based on how you use your Porsche (road, track, comfort, originality).

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 Electrical — Engine electrical parts are usually chosen when a Porsche develops starting, charging, ignition or sensor faults that affect drivability; intermittent no‑start, rough running, misfires, poor charging and warning lights are typical reasons to look in this category.

  • Confirm faults with basic checks first: battery health, main earths/grounds and connector condition can mimic more serious electrical failures.
  • Use live data and guided testing (power, ground and signal checks) rather than relying only on fault codes when deciding which OEM electrical part to replace.

Alternator / Generator — This category covers the main charging unit, replaced when battery warning lights, low voltage readings, dimming lights or repeated flat batteries point to unstable or insufficient charging performance.

  • After fitting an alternator or generator, verify charging voltage at idle and under load (lights, blower, heated screens) and listen for abnormal bearing noise.
  • Inspect belt condition/tension and main charging cables and grounds, as issues here can mimic alternator failure or shorten the life of a new unit.

Standard Alternator / Genarator — Standard output alternators are used to restore factory charging behaviour where the original unit is worn or failing, giving correct fitment, pulley alignment and OEM‑style warning light behaviour for everyday use.

  • For a healthy, largely stock electrical system, a standard‑output alternator is usually sufficient if charging voltage is stable across common loads.
  • After replacement, confirm stable charging voltage with a multimeter and check for correct belt alignment to avoid noise and premature wear.

Engine Rebuild Parts — These components are typically replaced during an engine rebuild or when diagnostics show internal wear such as low compression, heavy oil consumption, persistent leaks or abnormal internal noise.

  • Before committing to a rebuild, carry out compression and leak‑down tests, bore inspection, and oil/filter analysis to confirm that internal wear is the root cause.
  • When the engine is apart, many specialists renew chains, guides, seals, bearings, gaskets and hard‑to‑reach wear items in one go to reduce the chance of repeat strip‑downs.

Engine Valves / Guides / Springs — Valves, guides and springs are usually changed during top‑end work when poor sealing, guide wear or weak springs cause misfires, oil consumption, blue smoke on overrun or loss of high‑rpm stability.

  • Leak‑down results that show air escaping via intake or exhaust, together with low or uneven compression, are strong indicators of valve‑side issues.
  • Valve stem seals can help, but if guides are significantly worn, smoking may return; performance or high‑rpm use often justifies refreshing springs to reduce valve float.

Explore OEM at Design911

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

DISPLAYING 33 to 48 (of 52 products)
1 2 3 4
95560311800/1
Product Information
Product Information
exchange
Reconditioned Alternator 190AMP

Fits:
Porsche 957 Cayenne 3.0L DIESEL 2007-2009 (ID50 / I8GH)

For vehicles with 12V main current,
Alternator charge current: 190 A,
Number of ribs: 6,
with multi-belt pulley,
Plug-type ID: BSS, (D),
Plug Type: Plug Terminal,
Number of mounting bores: 4

Diagram ref no 6



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

95560311800
95560311800
059903015P
059903015PX
955603118X

The product you are viewing cross references to these numbers
PLEASE NOTE:
  • Used parts need to be sent to us within 30 days from the date of the invoice. Returned items outside this window may be sent back to you as we work on strict return windows with our suppliers.
  • The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
  • Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
  • Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
  • All surcharges and exchanges are subject to our terms and conditions.  
94460310900/1
Product Information
Product Information
exchange
Reconditioned Alternator 90AMP

Fits:
Porsche 924S 1986-88
Porsche 968 CS 1993-95

For vehicles with 12V main current,
Alternator charge current: 90 A,
Number of ribs: 5,
with multi-belt pulley, P
lug-type ID: B+, D+,
Plug Type: Ring Connector,
Number of mounting bores: 3

Diagram ref no 6

Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £84.00 will be held and then refunded when the old one is returned.


    PLEASE NOTE:
  • The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
  • Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
  • Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
  • All surcharges and exchanges are subject to our terms and conditions.




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

94460310900
94460310801
94460310900

The product you are viewing cross references to these numbers
PLEASE NOTE:
  • The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
  • Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
  • Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
  • All surcharges and exchanges are subject to our terms and conditions.  
94860301503/1
Product Information
Product Information
exchange
Reconditioned Alternator 190AMP

Fits:
Porsche 955 Cayenne S 4.5L 2003-06
with engine M >> 816 09866

Porsche 955 Cayenne Turbo 4.5L 2003-06
with engine M >> 826 04063

For vehicles with 12V main current,
Alternator charge current: 190 A,
Number of ribs: 7,
with multi-belt pulley,
Plug-type ID: L, DFM,
Plug Type: Plug Terminal,
Number of mounting bores: 3

Diagram ref no 6



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

94860301503
94860301503
10480485
94860301501
94860301502
94860301504
94860301505

The product you are viewing cross references to these numbers
PLEASE NOTE:
  • Used parts need to be sent to us within 30 days from the date of the invoice. Returned items outside this window may be sent back to you as we work on strict return windows with our suppliers.
  • The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
  • Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
  • Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
  • All surcharges and exchanges are subject to our terms and conditions.  
9A160301600/1
Product Information
Product Information
exchange
Reconditioned Alternator 150AMP

Fits:
Porsche 981 Boxster 2.7L 2012-16
Porsche 981C Cayman 2.7L 2012-16

For vehicles with 12V main current,
Alternator charge current: 150 A,
Number of ribs: 6,
with multi-belt pulley,
Plug-type ID: LIN2, (D),
Plug Type: Plug Terminal,
Number of mounting bores: 4

Diagram ref no 5

Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £84.00 will be held and then refunded when the old one is returned.


    PLEASE NOTE:
  • The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
  • Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
  • Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
  • All surcharges and exchanges are subject to our terms and conditions.




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

9A160301600
9A160301600
9A1603016
9a1603016X
9A160301600

The product you are viewing cross references to these numbers
PLEASE NOTE:
  • The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
  • Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
  • Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
  • All surcharges and exchanges are subject to our terms and conditions.  
94860303301/1
Product Information
Product Information
exchange
Reconditioned Alternator 190AMP  Number of mounting bores: 6

Fits:
Porsche 955 Cayenne 4.8L S / GTS 2011>> (ID6V)
Porsche 955 Cayenne 4.8L Turbo / Turbo S 2011>> (ID58)

Number of mounting bores: 6

For vehicles with 12V main current,
Alternator charge current: 190 A,
Plug-type ID: BSS, (D),
Plug Type: Plug Terminal,


Click 'Zoom in' for large parts diagram.
Diagram ref no 6

Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £175.00 will be held and then refunded when the old one is returned.


    PLEASE NOTE:
  • The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
  • Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
  • Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
  • All surcharges and exchanges are subject to our terms and conditions.




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

94860303301
94860303301
94860303300

The product you are viewing cross references to these numbers
PLEASE NOTE:
  • The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
  • Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
  • Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
  • All surcharges and exchanges are subject to our terms and conditions.  
95560301610/1
Product Information
Product Information
Alternator 190AMP

Fits:
Porsche 955 Cayenne 3.2L 2006>> (IT31 / I8GR)
* IT31 - Components for basic engine. unit M 022Y
* I8GH - 190-A generator

For vehicles with 12V main current,
Alternator charge current: 150 A,
Number of ribs: 6,
with freewheel belt pulley,
Plug-type ID: L, DFM,
Plug Type: Plug Terminal,
Number of mounting bores: 4

Diagram ref no 6



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

95560301610
95560301610
021902026N
021902026NX
021903026N
021903026NX
059903018V
059903018VX
059903018X
059903018XX

The product you are viewing cross references to these numbers
PLEASE NOTE:
  • Used parts need to be sent to us within 30 days from the date of the invoice. Returned items outside this window may be sent back to you as we work on strict return windows with our suppliers.
  • The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
  • Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
  • Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
  • All surcharges and exchanges are subject to our terms and conditions.  
95560391701/1
Product Information
Product Information
exchange
Reconditioned Alternator 150AMP

Fits:
Porsche 955 Cayenne 3.2L 2003-07 (IT31 / I8GR)
* IT31 - Components for basic engine. unit M 022Y
* I8GR - 150-A generator

For vehicles with 12V main current,
Alternator charge current: 150 A,
Number of ribs: 6,
with freewheel belt pulley,
Plug-type ID: L, DFM,
Plug Type: Plug Terminal,
Number of mounting bores: 4

Diagram ref no 6



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

95560391701
021903026B
021903026BX
95560301700
95560391701

The product you are viewing cross references to these numbers
PLEASE NOTE:
  • Used parts need to be sent to us within 30 days from the date of the invoice. Returned items outside this window may be sent back to you as we work on strict return windows with our suppliers.
  • The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
  • Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
  • Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
  • All surcharges and exchanges are subject to our terms and conditions.  
99660301206/2
Product Information
Product Information
Alternator Manual cars only NEW

Fits:
Porsche 986 Boxster 2000-2002 Manual
Porsche 996 2000>> Manual

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

99660301206
99660301202
0986046520

The product you are viewing cross references to these numbers
9A160301201/2
Product Information
Product Information
Alternator.

Fits:
Porsche 997 MKII
Porsche 987 Boxster MKII
Porsche 987C Cayman MKII

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

9A160301201
9A1603012 X
9A1603012X
9A1603012U
0121615116
9A160301200

The product you are viewing cross references to these numbers
99900010025
Product Information
Product Information
PoCOM is diagnostic tool for Porsche. Supports all OBD2 compliant vehicles 1996-2022. PoCOM tried to maintain compatibility with PIWIS and PIWIS II dealer tools where possible. Also people who use VAG-COM/VCDS® or used Durametric scantool will be familiar with the application.

Covers Porsche 1996 - 2018 unlimited vehicles. So no limit to the number of cars, VINs etc. and updates are free.
Porsche 718
Porsche 964, 993, 996, 997, 991, 992
Porsche 918 Spyder
Porsche 928
Porsche 944
Porsche 968
Porsche Boxster / Cayman 986, 987, 981, 718
Porsche Carrera GT
Porsche Cayenne 955, 957, 958,
Porsche Macan
Porsche Panamera
Porsche Taycan

PoCOM comes with OBD2 to USB interface and is designed to work on Windows 2000/XP/Vista/7/8/10 or Linux or Mac OS/X (using Wine emulation). Hardware requirements are very low compared to dealer-tools.

Key features
Fully multiplexed all-in-one smart USB2.0 interface
Automatic ECU recognition
Automatic vehicle scan
ECU Identification
Fault code (DTC) reading
Fault code clearing
Freeze frame reading
Measured values / live data
Live data recording
Diagnostic protocol printing
Actuator tests
Control unit coding
Configuration

Hardware
Our OBD2 to USB PoCOM interface contains 2 multiplexed ISO9141 K-Lines and L-Line, high-speed CAN-BUS and analog measurement circuits. Supported protocols include KW-71, KW-1281, KWP2000, VW TP1.6, VW TP2.0, ISO15765 and UDS ISO14229.

We do not supply Porsche round connector at this moment. Pre-1996 Porsche models with round Porsche connector are covered, but third party adapter must be used and functionality cannot be 100% guaranteed. Durametric/Sensolutions adapter should work with PoCOM.

For PoCOM User Manual CLICK HERE

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

99900010025
99900010025

The product you are viewing cross references to these numbers
91160311800/3
Product Information
Product Information
Alternator 12v 55A (Internal Regulator)

Note** This has an internal regulator the external regulator should be removed from the car when fitting

Fits:
Porsche 911 1965-74

61660410202/3
Product Information
Product Information
Starter motor. Porsche 356 1960-65 12V 0,8kW, 9 TEETH

Fits:
Porsche 356 1960-65 Cars with 12 VOLT Starter Motors

Overall length: 250mm
Voltage: 12V
Power: 0.8 kW
Rotation: left, counter-clockwise CCW
Fixing: 2 holes
Fitting ring: 76,20mm
Hole spacing: 105mm
Hole diameter: R10,5 / L12mm

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

61660410202
61660410202
0001208013

The product you are viewing cross references to these numbers
100390100392
Product Information
Product Information
Lambda Sensor Blanking Plug and Receiver Socket Set.
In case you need to relocate your existing lambda probe because it's not in the right location. Welding and cutting specialist required.

Fits:
Many Porsche vehicles. Universal kit.

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

100390100392
100390
100392

The product you are viewing cross references to these numbers
92860301105/1
Product Information
Product Information
exchange
Reconditioned Alternator 90AMP.

Fits:
Porsche 944 1985-96
Porsche 968 1992-96
Porsche 928 1982-96



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

92860301105
92860301105
928603011Ex
92860301100
92860301101
92860301102
92860301104
94460301900
94460301901

The product you are viewing cross references to these numbers
PLEASE NOTE:
  • Used parts need to be sent to us within 30 days from the date of the invoice. Returned items outside this window may be sent back to you as we work on strict return windows with our suppliers.
  • The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
  • Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
  • Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
  • All surcharges and exchanges are subject to our terms and conditions.  
95160410100/3
Product Information
Product Information
Starter Motor Porsche 924 / 944 MANUAL 12V, 1.4 kW 9 Teeth - NEW

Fit:
Porsche 944 / 944S / 944T 1985>> Manual
Porsche 924T 1979-84 Manual
Porsche 924S 1986-88 Manual

Overall length: 243 mm
Voltage: 12 V
Power output: 1.4 KW
Rotation: CCW, counterclockwise
Fixing: 2 holes
Number of teeth: 9 teeth
Fitting ring: 82.5 mm
Hole distance: 105 mm

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

95160410100
95160410100
0001108021
0001108147
0001208221
0001208222
0001311134
0001311135
0986012630
0986013340
0986013347
93160410100
95160410100

The product you are viewing cross references to these numbers
99950555555
Product Information
Product Information
Aluminium Black Mesh 'Diamond' Style - Mesh size: 100cm x 40cm Universal Product

Product description:

- Piece of powder coated mesh grill in size 100cm x 40cm
- Brand new product as shown in the photo below
- Hole size: 6mm x 4mm
-Thickness: 2mm
- Ideal for mounting in Bumpers, Bonnet intakes etc.

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

99950555555
99950555555

The product you are viewing cross references to these numbers
DISPLAYING 33 to 48 (of 52 products)
1 2 3 4