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Audi S4 Engine Parts & Accessories

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Heat Exchanger Kit - Bolt-On - Performance Multi-Pass - Silver

ES#4046103 - PMPHX30T40T - Heat Exchanger Kit - Bolt-On - Performance Multi-Pass - Silver - Installation of this kit is now easier than ever, without the need of removing the crash bar to drill holes for bracket mounting. - JH Motorsports - Audi

Installation of this kit is now easier than ever, without the need of removing the crash bar to drill holes for bracket mounting. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports - Corporate Logo
ES#:
4046103
Mfg#:
PMPHX30T40T
Ships in 6 Business Days
$669.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Track Density Line Transmission Mount

ES#2952011 - 034-509-4001td - Track Density Line Transmission Mount - Increase performance and durability without sacrificing comfort - 034Motorsport - Audi

Increase performance and durability without sacrificing comfort affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Manual transmission only

Brand:
034Motorsport - Corporate Logo
ES#:
2952011
Mfg#:
034-509-4001TD
In Stock
$118.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#261717 - 06C133471A - Mass Air Flow Sensor (MAF) - Restore fuel economy and performance - Hitachi - Audi

Restore fuel economy and performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From the 2001 model year

Brand:
Hitachi - Corporate Logo
ES#:
261717
Mfg#:
06C133471A
In Stock
$181.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Belt

ES#2569728 - T297RB - Timing Belt - 300% stronger than standard timing belts! - GatesRacing - Audi Volkswagen

300% stronger than standard timing belts! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
GatesRacing - Corporate Logo
ES#:
2569728
Mfg#:
T297RB
In Stock
$177.99

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

$173.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Service Kit - premium

ES#2823190 - 2332kt8 - Oil Service Kit - premium - Includes Hengst oil filter and Liqui-Moly High Tech 5w-40 oil - Assembled By ECS - Audi Volkswagen

Includes Hengst oil filter and Liqui-Moly High Tech 5w-40 oil 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#:
2823190
Mfg#:
2332KT8
In Stock
ON SALE!
$121.25 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Pro Series Head Stud Set

ES#4686116 - P101161610.BR - Pro Series Head Stud Set - Upgraded head studs - Wagner Tuning - Audi

Upgraded head studs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wagner Tuning - Corporate Logo
ES#:
4686116
Mfg#:
P101161610.BR
Ships on Jul 1, 2026
Auto Notify
$499.00 USD
Free Shipping

Cat-Back Exhaust - Non Resonated

2.50" stainless steel with your choice of tip style affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
4164626
Mfg#:
B9NONRESONATED
Ships in 3 Business Days
Starting at $3507.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VPS Heavy Duty Supercharger Belt Tensioner

ES#4070698 - VPS-TEN-A001-BLK - VPS Heavy Duty Supercharger Belt Tensioner - Verstarkt Performance Systems bring to you the first high-performance supercharger belt tensioner solution - A MUST HAVE for any modified setup! - Verstarkt Performance Systems - Audi

Verstarkt Performance Systems bring to you the first high-performance supercharger belt tensioner solution - A MUST HAVE for any modified setup! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verstarkt Performance Systems - Corporate Logo
ES#:
4070698
Mfg#:
VPS-TEN-A001-BLK
Ships on Jul 13, 2026
Auto Notify
$399.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Oil Filter Housing - EA837 3.0T

ES#4583476 - 034-110-9004 - Billet Oil Filter Housing - EA837 3.0T - Looking to increase the reliability and integrity of your oil filter housing, and spruce up your engine bay as a bonus? - 034Motorsport - Audi Volkswagen

Looking to increase the reliability and integrity of your oil filter housing, and spruce up your engine bay as a bonus? affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4583476
Mfg#:
034-110-9004
In Stock
$117.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Silicone Intercooler Hose Set

ES#3432231 - 034-145-A003 - Performance Silicone Intercooler Hose Set - Replace your failure-prone factory rubber hoses with boost-friendly silicone! - 034Motorsport - Audi

Replace your failure-prone factory rubber hoses with boost-friendly silicone! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3432231
Mfg#:
034-145-A003
In Stock
$234.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Crankshaft Seal

ES#2918845 - 079103051F - Rear Crankshaft Seal - Also referred to as the rear main seal - Elring - Audi Volkswagen

Also referred to as the rear main seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2918845
Mfg#:
079103051F
In Stock
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Filter

ES#3180947 - 8W0133843 - Air Filter - Keep clean air running through your engine - Genuine Volkswagen Audi - Audi

Keep clean air running through your engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3180947
Mfg#:
8W0133843
In Stock
8% off MSRP

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

$42.16

This product was last offered at the strikethrough price on
02-24-2026

$38.88 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Throttle Body Boot - Black

ES#2864571 - 034-112-6007-BLA - Silicone Throttle Body Boot - Black - Replaces the troublesome and weak "Y" boot - Includes clamps - 034Motorsport - Audi

Replaces the troublesome and weak "Y" boot - Includes clamps affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2864571
Mfg#:
034-112-6007-BLA
In Stock
$107.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upper Timing Chain - Center

ES#4758703 - 06E109465BC - Upper Timing Chain - Center - Turns the camshaft relay sprockets from the crankshaft - Bremmen Parts - Audi

Turns the camshaft relay sprockets from the crankshaft affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4758703
Mfg#:
06E109465BC
In Stock
ON SALE! SAVE 20%
$98.99

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

$79.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VWR Billet Brake Fluid Cap

ES#4040602 - VWR19G707 - VWR Billet Brake Fluid Cap - Replace your brake fluid reservoir cap for improved pressure equalization and stunning appearance. - Racingline - Audi Volkswagen

Replace your brake fluid reservoir cap for improved pressure equalization and stunning appearance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4040602
Mfg#:
VWR19G707
In Stock
$103.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Motorsport Street Density Motor Mount Kit

ES#2864596 - 034-509-0005 - Motorsport Street Density Motor Mount Kit - The ultimate in performance and durability - 034Motorsport - Audi Volkswagen

The ultimate in performance and durability affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2864596
Mfg#:
034-509-0005
In Stock
$359.00 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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