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Audi S4 Engine Parts & Accessories

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Turbo Hose Clamp Kit

ES#2766010 - 5574k19KT - Turbo Hose Clamp Kit - Includes all of the clamps for the turbo system hoses - ECS - Audi

Includes all of the clamps for the turbo system hoses affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2766010
Mfg#:
5574K19KT
In Stock
ON SALE! SAVE 25%
$86.99

This product was last offered at the strikethrough price on
06-13-2026

$65.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mount Installation Kit

ES#4810961 - N10724701KT - Transmission Mount Installation Kit - All the required hardware for any trans mount job! - Genuine Volkswagen Audi - Audi

All the required hardware for any trans mount job! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4810961
Mfg#:
N10724701KT
Ships in 1 day
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Kit - Priced Each

ES#252332 - 079198405 - Oil Filter Kit - Priced Each - Oil filter cartridge with o-ring - Mann - Audi Volkswagen

Oil filter cartridge with o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mann - Corporate Logo
ES#:
252332
Mfg#:
079198405
In Stock at Vendor
$23.68 USD
Free Shipping
on orders $49 and up

ECU Cover Securing Bolt - Priced Each

ES#470627 - N90731503 - ECU Cover Securing Bolt - Priced Each - 6x25 torx head bolt that secures the ECU cover - Genuine Volkswagen Audi - Audi

6x25 torx head bolt that secures the ECU cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures plastic cover on ecu compartment, 5 per application

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
470627
Mfg#:
N90731503
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Torx Screw - Priced Each

ES#471346 - N90967502 - Torx Screw - Priced Each - Install new hardware with your new parts. 7x16 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. 7x16 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Used to secure the lower radiator mounts

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471346
Mfg#:
N90967502
In Stock
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$3.08

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Belt Kit W/ Tensioner

ES#2678386 - 06E903137ABKT - Supercharger Belt Kit W/ Tensioner - Keep your supercharger running properly with a new tensioner and drive belt - Genuine Volkswagen Audi - Audi

Keep your supercharger running properly with a new tensioner and drive belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to production date 7/11/2011

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2678386
Mfg#:
06E903137ABKT
Ships in 2 Business Days
$271.99

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

$259.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Left Engine Timing Chain

ES#2593138 - 079109229K - Left Engine Timing Chain - Replacement timing chain for required maintenance - Iwis - Audi

Replacement timing chain for required maintenance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Iwis - Corporate Logo
ES#:
2593138
Mfg#:
079109229K
In Stock
$73.41

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

$64.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Bolt Set

ES#2800231 - 06E103385 - Cylinder Head Bolt Set - A full set to secure one cylinder head - Ajusa - Audi

A full set to secure one cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to production date 7/11/2011

Brand:
Ajusa - Corporate Logo
ES#:
2800231
Mfg#:
06E103385
In Stock at Vendor
$64.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Blade

ES#3218972 - 078121301E - Auxiliary Fan Blade - For the belt driven auxiliary fan - URO - Audi Volkswagen

For the belt driven auxiliary 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:
URO - Corporate Logo
ES#:
3218972
Mfg#:
078121301E
Ships in 1 Business Day
$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Big Bore Headgasket - Priced Each

ES#4858469 - 034-201-3031 - Big Bore Headgasket - Priced Each - Accommodates up to a 83.25MM bore. - 034Motorsport - Audi

Accommodates up to a 83.25MM bore. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858469
Mfg#:
034-201-3031
Ships in 2 Business Days
ON SALE! SAVE 10%
$144.00

This product was last offered at the strikethrough price on
06-28-2026

$129.60 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bypass Valve Inlet Bipipe Hose Pair For APR Bipipe - Silicone

ES#4858307 - 034-108-3031 - Bypass Valve Inlet Bipipe Hose Pair For APR Bipipe - Silicone - A replacement for the APR Bi-pipe to bypass valve connection hoses - 034Motorsport - Audi

A replacement for the APR Bi-pipe to bypass valve connection hoses affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858307
Mfg#:
034-108-3031
Back Ordered
Auto Notify
ON SALE! SAVE 10%
$48.00

This product was last offered at the strikethrough price on
06-28-2026

$43.20 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose Retaining Clip - Priced Each

ES#307207 - 1J0121142 - Cooling Hose Retaining Clip - Priced Each - Secures the radiator hose to the flange. 32mm - Genuine Volkswagen Audi - Audi Volkswagen

Secures the radiator hose to the flange. 32mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
307207
Mfg#:
1J0121142
In Stock
21% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$6.47

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

$5.08 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Timing Chain

ES#284607 - 079109229L - Engine Timing Chain - Replacement timing chain for required maintenance - Genuine Volkswagen Audi - Audi

Replacement timing chain for required maintenance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284607
Mfg#:
079109229L
Special Order: No Guaranteed ETA
8% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$280.99

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

$257.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) Assembly

ES#3130040 - 078103235B - Pressure Control Valve (PCV) Assembly - Complete breather hose assembly that includes the PCV valve - Vaico - Audi

Complete breather hose assembly that includes the PCV valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Manual transmission vehicles up to VIN 8D-1-053000, split is in the 2001 model year

Brand:
Vaico - Corporate Logo
ES#:
3130040
Mfg#:
078103235B
Back Ordered
$265.99

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

$257.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

fuel injector Wiring Harness Conduit - priced each

ES#399412 - 4Z7971824C - fuel injector Wiring Harness Conduit - priced each - Shields the wiring for the fuel injectors - Genuine Volkswagen Audi - Audi

Shields the wiring for the fuel injectors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
399412
Mfg#:
4Z7971824C
Ships in 2 Business Days
9% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$46.99

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

$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Center Radiator Hose - Upper

ES#2540800 - 8K0145920E - Center Radiator Hose - Upper - Connects the lower center radiator to the water pump and hard water line - Genuine Volkswagen Audi - Audi

Connects the lower center radiator to the water pump and hard water line affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2540800
Mfg#:
8K0145920E
Ships in 6 Business Days
8% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$280.00

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

$256.99 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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