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Audi S4 Engine Parts & Accessories

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Thermostat - 92�C

ES#3478145 - 078121113G - Thermostat - 92C - Includes sealing O-Ring - Meyle - Audi Volkswagen

Includes sealing O-Ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3478145
Mfg#:
078121113G
Special Order: No Guaranteed ETA
$13.99 USD
Free Shipping
on orders $49 and up

Knock Sensor - Blue Connector - Priced Each

ES#4487634 - 054905377G - Knock Sensor - Blue Connector - Priced Each - Detects engine ping for timing adjustment - Meyle - Audi Volkswagen

Detects engine ping for timing adjustment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Up to VIN 8D-X-260000, split is in the 1999 model year

Brand:
Meyle - Corporate Logo
ES#:
4487634
Mfg#:
054905377G
Special Order: No Guaranteed ETA
$49.99

This product was last offered at the strikethrough price on
12-29-2025

$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#3970163 - 443121321 - Expansion Tank Cap - Keep proper pressure on your coolant - Meyle - Audi Volkswagen

Keep proper pressure on your coolant affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3970163
Mfg#:
443121321
Special Order: No Guaranteed ETA
$5.99 USD
Free Shipping
on orders $49 and up

Thermal Switch - 2 Pin

ES#4331001 - 357919369F - Thermal Switch - 2 Pin - Meyle - Audi Volkswagen

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4331001
Mfg#:
357919369F
Special Order: No Guaranteed ETA
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Control Unit

ES#3979047 - 8D0959501D - Auxiliary Fan Control Unit - Controls the actuation of the radiator fan - Meyle - Audi

Controls the actuation of the radiator fan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3979047
Mfg#:
8D0959501D
Special Order: No Guaranteed ETA
$452.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount - Priced Each

ES#3691363 - 4B3199379M - Engine Mount - Priced Each - Reduce excessive engine vibrations - Meyle - Audi

Reduce excessive engine vibrations affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Fits left or right side

Brand:
Meyle - Corporate Logo
ES#:
3691363
Mfg#:
4B3199379M
Special Order: No Guaranteed ETA
$240.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Snub Mount

ES#3970246 - 8E0199339 - Snub Mount - Worn mounts can cause excessive engine movement under load - Meyle - Audi

Worn mounts can cause excessive engine movement under load affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3970246
Mfg#:
8E0199339
Special Order: No Guaranteed ETA
$8.99 USD
Free Shipping
on orders $49 and up

MAP Sensor

ES#3236235 - 03C906051F - MAP Sensor - Manifold absolute pressure sensor, lets your ECU know how much air pressure is in your intake manifold - Pierburg - Audi Volkswagen

Manifold absolute pressure sensor, lets your ECU know how much air pressure is in your intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Located on the rear of the supercharger

Brand:
Pierburg - Corporate Logo
ES#:
3236235
Mfg#:
03C906051F
Special Order: No Guaranteed ETA
$74.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mount - Priced Each

Reduce excessive drivetrain vibrations affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Fits left side only

Brand:
Lemforder - Corporate Logo
ES#:
3219856
Mfg#:
4B0399151M
Special Order: No Guaranteed ETA
$65.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Stem Seal - Priced Each

Seals the valve stem in the cylinder head. 6mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5470575
Mfg#:
036109675
Ships on Dec 4, 2026
Auto Notify
ON SALE! SAVE 20%
$1.99

This product was last offered at the strikethrough price on
05-29-2026

$1.59 USD
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Adjuster Unit - Priced Each

Also known as the intake camshaft sprocket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

From the 2013 model year

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818455
Mfg#:
06E109083Q
Special Order: No Guaranteed ETA
ON SALE! SAVE 20%
$393.99

This product was last offered at the strikethrough price on
05-02-2026

$314.97 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Transmission Adapter Plate - VR6 To Audi Quattro Trans

ES#4880659 - 034-509-Z002 - Transmission Adapter Plate - VR6 To Audi Quattro Trans - Adaptor plate for bolting the VR6 engine to 016 / 01A / 01E Audi transmissions. - 034Motorsport - Audi

Adaptor plate for bolting the VR6 engine to 016 / 01A / 01E Audi transmissions. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4880659
Mfg#:
034-509-Z002
Back Ordered
$429.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Pressure Fuel Pump Kit

ES#4820944 - 06M127026QKT1 - High Pressure Fuel Pump Kit - Includes HPFP, O-ring, Cam follower, and hardware - Assembled By ECS - Audi

Includes HPFP, O-ring, Cam follower, and hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date up to 07/06/2020

Brand:
Assembled By ECS - Corporate Logo
ES#:
4820944
Mfg#:
06M127026QKT1
Back Ordered
$687.99

This product was last offered at the strikethrough price on
05-07-2026

$672.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Radiator Installation Kit

ES#3677745 - 4b3121276aktKT1 - Radiator Installation Kit - Don't reuse old worn radiator mounts - Assembled By ECS - Audi

Don't reuse old worn radiator mounts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3677745
Mfg#:
4B3121276AKTKT1
Back Ordered
$59.99

This product was last offered at the strikethrough price on
01-03-2026

$57.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Installation Kit

ES#2593798 - 4B3121200KT1 - Radiator Installation Kit - Don't reuse old worn radiator mounts - Assembled By ECS - Audi

Don't reuse old worn radiator mounts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2593798
Mfg#:
4B3121200KT1
Back Ordered
$59.99

This product was last offered at the strikethrough price on
01-03-2026

$57.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B8 S4/S5 SAI Breather Bracket & Adapter

ES#4900393 - CTS-HW-113&114 - B8 S4/S5 SAI Breather Bracket & Adapter - Looking to clean up the engine bay of your B8/B8.5 Audi S4 or S5? - CTS - Audi

Looking to clean up the engine bay of your B8/B8.5 Audi S4 or S5? affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4900393
Mfg#:
CTS-HW-113&114
Special Order: No Guaranteed ETA
ON SALE! SAVE 15%
$119.99

This product was last offered at the strikethrough price on
06-08-2026

$101.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

Let us help you find the parts that fit your Audi

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Manufacturer names and/or part numbers are used only for identification purposes.

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