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Audi B8/B8.5 S4 Quattro 3.0T

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Audi B8/B8.5 S4 Quattro 3.0T Performance Parts & Upgrades

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Billet Aluminum Oil Filter Housing Cap

ES#2998988 - 002292ECS01 - Billet Aluminum Oil Filter Housing Cap - Aluminum oil filter housing replacement for plastic OE housing cap - ECS - Audi Volkswagen

Aluminum oil filter housing replacement for plastic OE housing cap 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2998988
Mfg#:
002292ECS01
In Stock
ON SALE!
$132.99

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

$129.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ball Seat Stud Conversion Kit

ES#2804052 - 001467ECS01KT1 - Ball Seat Stud Conversion Kit - Make wheel changes faster and easier - ECS - Audi Volkswagen

Make wheel changes faster and easier 10X Entries For Our 25th Anniversary Sweepstakes!
For use with ball seat wheels and up to 20mm spacers only

Brand:
ECS - Corporate Logo
ES#:
2804052
Mfg#:
001467ECS01KT1
In Stock
ON SALE!
$201.99

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

$191.89 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 10mm With Ball Seat Bolts

ES#2603073 - 002411ECS02AKT2 - Wheel Spacer & Bolt Kit - 10mm With Ball Seat Bolts - Complete kit for two wheels, includes everything you need to install spacers - ECS - Audi

Complete kit for two wheels, includes everything you need to install spacers 10X Entries For Our 25th Anniversary Sweepstakes!
Fits OE wheels, or wheels that use OE ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2603073
Mfg#:
002411ECS02AKT2
Back Ordered
Auto Notify
ON SALE!
$140.99

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

$133.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3.0 TFSI Supercharger Crank Pulley Upgrade - 207mm

ES#4475467 - 034-145-Z053 - 3.0 TFSI Supercharger Crank Pulley Upgrade - 207mm - Increase supercharger rotational speed to provide more boost to your engine - 034Motorsport - Audi

Increase supercharger rotational speed to provide more boost to your engine *Stage 2 software required after install. See ES4266021

Brand:
034Motorsport - Corporate Logo
ES#:
4475467
Mfg#:
034-145-Z053
Ships in 3 Business Days
$503.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Position Rear Differential Mount Insert Kit

ES#2992519 - 008288ECS01 - Front Position Rear Differential Mount Insert Kit - Decrease differential slop for better drivetrain response! - ECS - Audi Porsche

Decrease differential slop for better drivetrain response! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2992519
Mfg#:
008288ECS01
In Stock
ON SALE! SAVE 25%
$95.99

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

$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Bushing Differential Mount Insert Kit

ES#2992520 - 008288ECS02 - Rear Bushing Differential Mount Insert Kit - Decrease differential slop for better drivetrain response! - ECS - Audi Porsche

Decrease differential slop for better drivetrain response! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2992520
Mfg#:
008288ECS02
In Stock
ON SALE! SAVE 25%
$115.99

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

$86.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/B8.5 S4/S5 3.0T Enclosed Luft-Technik Intake System - Matte Black Textured Lid

ES#4316395 - 006225LA01 - Audi B8/B8.5 S4/S5 3.0T Enclosed Luft-Technik Intake System - Matte Black Textured Lid - Engineered for increased engine performance with show quality looks - ECS - Audi

Engineered for increased engine performance with show quality looks 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4316395
Mfg#:
006225LA01
Ships on Sep 4, 2026
ON SALE! SAVE 20%
$542.99

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

$434.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Front Upper Strut Mount - Priced Each

ES#2966732 - 034-601-1003-TD - Density Line Front Upper Strut Mount - Priced Each - Approximately twice as stiff as stock, for increased firmness and vehicle control - 034Motorsport - Audi

Approximately twice as stiff as stock, for increased firmness and vehicle control

Brand:
034Motorsport - Corporate Logo
ES#:
2966732
Mfg#:
034-601-1003-TD
In Stock
$46.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE B8 3.0T Performance Downpipes

ES#3470770 - IEEXCG2 - IE B8 3.0T Performance Downpipes - Quick and easy way to add horsepower and an aggressive sound! 304 stainless steel 2.5" tubing. - Integrated Engineering - Audi

Quick and easy way to add horsepower and an aggressive sound! 304 stainless steel 2.5" tubing. 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
3470770
Mfg#:
IEEXCG2
In Stock
$769.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Exact-Fit Stainless Steel Clutch Line

ES#3200644 - 017626ECS01 - Exact-Fit Stainless Steel Clutch Line - Improve clutch pedal feel with this simple, yet dramatic upgrade - ECS - Audi

Improve clutch pedal feel with this simple, yet dramatic upgrade 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3200644
Mfg#:
017626ECS01
In Stock
ON SALE! SAVE 20%
$89.99

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

$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Density Line Front Lower Control Arm Kit

ES#3199971 - 034-401-1044 - Density Line Front Lower Control Arm Kit - Includes new lower control arms with Density Line control arm bushings, M12 ball joints, and hardware - 034Motorsport - Audi

Includes new lower control arms with Density Line control arm bushings, M12 ball joints, and hardware Fits models up to production date 11/2/2009 (M12 Ball Joints)

Brand:
034Motorsport - Corporate Logo
ES#:
3199971
Mfg#:
034-401-1044
Ships in 3 Business Days
$617.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Mirror Cap Set - Audi B8 A4/S4 - 8P A3

ES#2816884 - 010257ECS02KT - Carbon Fiber Mirror Cap Set - Audi B8 A4/S4 - 8P A3 - Upgrade your exterior look - ECS - Audi

Upgrade your exterior look 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles without lane change assist

Brand:
ECS - Corporate Logo
ES#:
2816884
Mfg#:
010257ECS02KT
In Stock
$373.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Ultimate Audi B8 Pre-Facelift Street Shield Kit

ES#3612454 - 003251ecs01aKT - ECS Tuning Ultimate Audi B8 Pre-Facelift Street Shield Kit - Get the ultimate under body protection for your B8! - ECS - Audi

Get the ultimate under body protection for your B8! 10X Entries For Our 25th Anniversary Sweepstakes!
Fits B8 chassis up to the 2012 model year with manual and DSG transmissions only

Brand:
ECS - Corporate Logo
ES#:
3612454
Mfg#:
003251ECS01AKT
In Stock
ON SALE! SAVE 10%
$933.99

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

$840.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi Thrust Arm Monoball Upgrade Kit - Front Lower, Inner

ES#4389692 - 006418la01KT - Audi Thrust Arm Monoball Upgrade Kit - Front Lower, Inner - Eliminate deflection caused by stock rubber bushings! - ECS - Audi

Eliminate deflection caused by stock rubber bushings! 10X Entries For Our 25th Anniversary Sweepstakes!

For the curved control arm with 75mm bushings up to the 2012 model year. Fits all models from 2013+

Brand:
ECS - Corporate Logo
ES#:
4389692
Mfg#:
006418LA01KT
In Stock
ON SALE! SAVE 15%
$438.99

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

$373.14 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B8 A4/S4/A5/S5/RS5 DSG / Automatic - Driveshaft Center Support

ES#4616351 - 012575la03KT - B8 A4/S4/A5/S5/RS5 DSG / Automatic - Driveshaft Center Support - As our beloved B8's age the stock center support bearing starts to wear out causing drivetrain clunk. This upgraded unit keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing - ECS - Audi

As our beloved B8's age the stock center support bearing starts to wear out causing drivetrain clunk. This upgraded unit keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4616351
Mfg#:
012575LA03KT
In Stock
ON SALE! SAVE 20%
$308.99

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

$247.19 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

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