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Audi S4 Engine Parts & Accessories

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Includes both o-rings to seal the pressure regulator to the fuel rail affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5340645
Mfg#:
037198031
Ships in 3 Business Days
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3364939 - WHT004793A - Vent Tube O-Ring - Priced Each - 23x3 - Seals the connection points for the vent tube between the oil separator and the supercharger - Genuine Porsche - Audi

23x3 - Seals the connection points for the vent tube between the oil separator and the supercharger affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
3364939
Mfg#:
WHT004793A
Ships in 4 Business Days
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3195597 - 058133843 - Air Filter  - Keep your air clean and your fuel mileage where it should be - NPN - Audi

Keep your air clean and your fuel mileage where it should be affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NPN - Corporate Logo
ES#:
3195597
Mfg#:
058133843
Back Ordered
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Include the crush washer. M14x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4939994
Mfg#:
N91167901
Ships in 3 Business Days
ON SALE! SAVE 35%
$4.99

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

$3.26 USD
Free Shipping
on orders $49 and up
ES#3678190 - 4H0121268 - Radiator Mounting Bracket Bushing - Priced Each - Bushing located below the lower radiator mounting bracket - Rein - Audi

Bushing located below the lower radiator mounting bracket 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:
Rein - Corporate Logo
ES#:
3678190
Mfg#:
4H0121268
Ships in 3 Business Days
$3.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#10455 - 443121321 - Expansion Tank Cap  - Keep proper pressure on your coolant - Febi - 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:
Febi - Corporate Logo
ES#:
10455
Mfg#:
443121321
In Stock at Vendor
$6.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2802088 - 8D0199339P - Engine Mount Torque Bushing - Rein - 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:
Rein - Corporate Logo
ES#:
2802088
Mfg#:
8D0199339P
Ships in 3 Business Days
$6.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2581816 - 8D0805960 - Speed Nut - Priced Each - Fits silver colored screws with attached washer - Original Equipment Supplier - Audi Volkswagen

Fits silver colored screws with attached washer affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
2581816
Mfg#:
8D0805960
Ships in 1 Business Day
$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2561843 - 1J0121087B - Coolant Distribution Pipe - Three way connector that attaches directly to the upper radiator hose - Meyle - Audi Volkswagen

Three way connector that attaches directly to the upper radiator hose 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#:
2561843
Mfg#:
1J0121087B
Ships on Oct 29, 2026
$6.43

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

$6.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2816258 - 8D0199339F - Snub Mount - Reduce excessive engine vibrations - Hamburg Tech - Audi Volkswagen

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

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816258
Mfg#:
8D0199339F
Ships in 1 Business Day
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#284965 - 079133382B - Line Adapter - Priced Each - Connects vacuum and vent lines together. 8mm - Genuine Volkswagen Audi - Audi Volkswagen

Connects vacuum and vent lines together. 8mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Connects the leak detection pump elbow to the vacuum reservoir line

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284965
Mfg#:
079133382B
Ships in 1-2 days
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#274125 - 035145773D - Turbo Oil Line Gasket - Gasket between upper oil line to turbo. Sits on top the turbo - Genuine Volkswagen Audi - Audi

Gasket between upper oil line to turbo. Sits on top the turbo affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
274125
Mfg#:
035145773D
Ships in 2 Business Days
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#472824 - WHT003436 - Clip - Priced Each - This clip is what holds down the pipe assembly - Genuine Volkswagen Audi - Audi

This clip is what holds down the pipe assembly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
472824
Mfg#:
WHT003436
Ships in 2 Business Days
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2102281 - 8E0121321 - Expansion Tank Cap - Plastic pressure cap for expansion tank - MTC - Audi

Plastic pressure cap for expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MTC - Corporate Logo
ES#:
2102281
Mfg#:
8E0121321
Back Ordered
$5.99 USD
Free Shipping
on orders $49 and up
ES#2339 - 035145757C - Turbo Oil Line Gasket - Gasket between lower oil return line & engine block - Victor Reinz - Audi

Gasket between lower oil return line & engine block affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
2339
Mfg#:
035145757C
In Stock at Vendor
$3.99

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1299762 - N0115609 - Washer - Priced Each - Install new hardware with your new parts. 10.5x18x1.6 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. 10.5x18x1.6 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Used in securing the turbo to the downpipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1299762
Mfg#:
N0115609
In Stock
Limited Qty Sale
$3.99

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

$1.99 USD
Free Shipping
on orders $49 and up
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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