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Audi S4 Engine Parts & Accessories

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R8 Caps & Black Washer Fluid Reservoir Cap Set

ES#4707624 - 009635ECS06KT - R8 Caps & Black Washer Fluid Reservoir Cap Set - Dress up your engine bay with a black washer reservoir cap and Audi R8 oil and expansion tank caps - Bremmen Parts - Audi Volkswagen

Dress up your engine bay with a black washer reservoir cap and Audi R8 oil and expansion tank caps 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4707624
Mfg#:
009635ECS06KT
In Stock
ON SALE! SAVE 17%
$89.99

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

$74.38 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Polymer Air Intake System

ES#4858221 - IEINCG5 - Polymer Air Intake System - Up to +25HP gains with tuning - Integrated Engineering - Audi

Up to +25HP gains with tuning

Brand:
Integrated Engineering - Corporate Logo
ES#:
4858221
Mfg#:
IEINCG5
Ships in 1 Business Day
$469.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RacingLine Higher Output Ignition Coils - Blue - Set Of Six

ES#4708312 - VWR900000-6KT - RacingLine Higher Output Ignition Coils - Blue - Set Of Six - Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. - Racingline - Audi

Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils.

Brand:
Racingline - Corporate Logo
ES#:
4708312
Mfg#:
VWR900000-6KT
Ships in 9 Business Days
$330.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Shut Off Valve

ES#4476638 - 06M121678H - Coolant Shut Off Valve - Controls the circulation of coolant within the engine via vacuum - Genuine Volkswagen Audi - Audi

Controls the circulation of coolant within the engine via vacuum

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4476638
Mfg#:
06M121678H
In Stock
18% off MSRP

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

$190.82

This product was last offered at the strikethrough price on
10-21-2026

$155.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#4340775 - 06H905110P - Ignition Coil - Priced Each - Keep your engine running smooth - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running smooth

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4340775
Mfg#:
06H905110P
In Stock
5% off MSRP

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

$104.98

This product was last offered at the strikethrough price on
10-21-2026

$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi 3.0T Performance Supercharger Pulley - 57.6mm - Press Fit

ES#3551738 - 025509ECS01 - Audi 3.0T Performance Supercharger Pulley - 57.6mm - Press Fit - Easily increase the supercharger rotational speed to create more boost - ECS - Audi Volkswagen Porsche

Easily increase the supercharger rotational speed to create more boost 10X Entries Into Our F80 M3 Sweepstakes
Appropriate stage 2 software is required for use

Brand:
ECS - Corporate Logo
ES#:
3551738
Mfg#:
025509ECS01
In Stock
ON SALE! SAVE 25%
$179.99

This product was last offered at the strikethrough price on
10-15-2026

$134.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Heater Core Hose Set

ES#4657004 - 034-102-3071 - Silicone Heater Core Hose Set - Replace your worn and cracked factory heater core hoses with these silicone reproductions of the NLA factory hoses - 034Motorsport - Audi

Replace your worn and cracked factory heater core hoses with these silicone reproductions of the NLA factory hoses 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4657004
Mfg#:
034-102-3071
In Stock
$168.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount Set

ES#2966470 - 8R0198381H - Engine Mount Set - Includes both engine mounts - Hamburg Tech - Audi

Includes both engine mounts We Price Match - Give Us A Call or Chat!
Up to the 2012 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2966470
Mfg#:
8R0198381H
In Stock
$290.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AWE Non-Resonated Downpipes - Audi 3.0T

ES#4043944 - 3220-11010 - AWE Non-Resonated Downpipes - Audi 3.0T - Suited for owners seeking a "loud" and aggressive sounding system. - AWE - Audi

Suited for owners seeking a "loud" and aggressive sounding system. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
AWE - Corporate Logo
ES#:
4043944
Mfg#:
3220-11010
In Stock
15% off MSRP

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

$876.99

This product was last offered at the strikethrough price on
10-21-2026

$745.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbocharger

ES#4766126 - 06M145689AC - Turbocharger - Complete turbocharger assembly to replace your failed unit - Restore boost and get going! - BorgWarner - Audi

Complete turbocharger assembly to replace your failed unit - Restore boost and get going!

Brand:
BorgWarner - Corporate Logo
ES#:
4766126
Mfg#:
06M145689AC
Ships in 1-2 days
$3062.99

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

$2975.00 USD
Free Shipping

APR Throttle Booster

ES#4624165 - EM100050 - APR Throttle Booster - Wireless Controller with Blutooth Mobile connectivity - APR - Audi Volkswagen Porsche

Wireless Controller with Blutooth Mobile connectivity Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
4624165
Mfg#:
EM100050
In Stock
ON SALE! SAVE 10%
$299.95

This product was last offered at the strikethrough price on
09-28-2026

$269.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Supercharger Belt

ES#4043249 - 7PK1310ECS - Performance Kevlar Reinforced Supercharger Belt - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - Audi
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. 10X Entries Into Our F80 M3 Sweepstakes
For use with 187.3mm crank pulley & OEM supercharger pulley only

Brand:
ECS - Corporate Logo
ES#:
4043249
Mfg#:
7PK1310ECS
In Stock
$60.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Radiator Upgrade

ES#4900053 - 034-102-1005 - 034Motorsport Radiator Upgrade - Replace your factory radiator with a larger, more efficient radiator to improve cooling capacity and maintain peak performance. - 034Motorsport - Audi

Replace your factory radiator with a larger, more efficient radiator to improve cooling capacity and maintain peak performance. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4900053
Mfg#:
034-102-1005
In Stock
$800.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Roller Rocker Arm - Priced Each

ES#3640370 - 0P2109417 - Roller Rocker Arm - Priced Each - Keep your lobes intact - Genuine Volkswagen Audi - Audi

Keep your lobes intact

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3640370
Mfg#:
0P2109417
In Stock
Limited Qty Sale
$43.99

This product was last offered at the strikethrough price on
08-19-2026

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B8 3.0T Supercharger Coolant Bleeder Bolt - Priced Each

ES#3559302 - 025670ECS01 - Audi B8 3.0T Supercharger Coolant Bleeder Bolt - Priced Each - Get rid of the plastic bleeder bolts on the back of the supercharger! - ECS - Audi

Get rid of the plastic bleeder bolts on the back of the supercharger! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3559302
Mfg#:
025670ECS01
In Stock
ON SALE! SAVE 25%
$32.99

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

$24.74 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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Manufacturer names and/or part numbers are used only for identification purposes.

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