Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle

Audi A4 Performance Parts & Upgrades

Sort By
Filter By
Return to Top
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 Into Our F80 M3 Sweepstakes
Fits OE wheels, or wheels that use OE ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2603073
Mfg#:
002411ECS02AKT2
In Stock
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
ES#2983801 - 46-183354 - Bilstein B12 Pro-Kit Suspension System - Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - Audi

Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! 10X Entries Into Our F80 M3 Sweepstakes
2X Entries For Our Spin To Win Sweepstakes!
For Avant models. Lowers 35mm front, 30mm rear

Brand:
Bilstein - Corporate Logo
ES#:
2983801
Mfg#:
46-183354
Ships on Mar 17, 2027
$899.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2864598 - 034-509-0007 - Density Line Street Density Motor Mount - priced each - Void-free and fluid-free, eliminating the slop associated with the factory mounts - 034Motorsport - Audi Volkswagen

Void-free and fluid-free, eliminating the slop associated with the factory mounts 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2864598
Mfg#:
034-509-0007
In Stock
$128.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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 Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2992520
Mfg#:
008288ECS02
In Stock
ON SALE! SAVE 30%
$115.99

This product was last offered at the strikethrough price on
10-28-2026

$81.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2763651 - 8K0698151Hkt2 - Front & Rear Euro Ceramic Brake Pad Kit - Ceramic composite developed to meet low dust & noise requirements, includes front and rear pads - Akebono - Audi
ECS Tuning recommends this product.

Ceramic composite developed to meet low dust & noise requirements, includes front and rear pads

Brand:
Akebono - Corporate Logo
ES#:
2763651
Mfg#:
8K0698151HKT2
In Stock
$235.99

This product was last offered at the strikethrough price on
06-10-2026

$177.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2804054 - 001467ECS01KT3 - Conical Seat Stud Conversion Kit - Make wheel changes faster and easier - ECS - Audi Volkswagen

Make wheel changes faster and easier 10X Entries Into Our F80 M3 Sweepstakes
For use with conical seat wheels and up to 10mm spacers only

Brand:
ECS - Corporate Logo
ES#:
2804054
Mfg#:
001467ECS01KT3
In Stock
ON SALE! SAVE 15%
$201.99

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

$171.69 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#3199709 - 034-603-0012 - Billet Aluminum Front Strut Brace  - Bolt-on upgrade for factory strut brace - Engineered to enhance handling dynamics and performance! - 034Motorsport - Audi

Bolt-on upgrade for factory strut brace - Engineered to enhance handling dynamics and performance! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3199709
Mfg#:
034-603-0012
Ships in 2 Business Days
$515.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3184738 - 034-401-1003 - Density Line Upper Control Arm Kit - Refresh your front end with 034Motorsport's front upper control arm kit - 034Motorsport - Audi

Refresh your front end with 034Motorsport's front upper control arm kit 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3184738
Mfg#:
034-401-1003
In Stock
$193.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3170969 - 006364ECS01A -  Carbon Fiber Front Lip Spoiler - Audi B8 A4 S-Line/S4 - Hand-laid carbon fiber to upgrade your exterior styling - ECS - Audi

Hand-laid carbon fiber to upgrade your exterior styling 10X Entries Into Our F80 M3 Sweepstakes

For S-Line models only up to the 2012 model year (Pre-Facelift)

Brand:
ECS - Corporate Logo
ES#:
3170969
Mfg#:
006364ECS01A
Ships on Mar 1, 2027
ON SALE!
$771.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4846108 - 056059LA08 - ECS Performance Ignition Coil - Priced Each - Increased energy output over OE coils for a stronger, more consistent spark! - ECS - Audi Volkswagen

Increased energy output over OE coils for a stronger, more consistent spark! 10X Entries Into Our F80 M3 Sweepstakes
For Vehicles with Engine Codes ATW and AEB (Bolt-In Style Ignition Coils)

Brand:
ECS - Corporate Logo
ES#:
4846108
Mfg#:
056059LA08
In Stock
ON SALE! SAVE 20%
$35.99

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

$28.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3509529 - 034-505-2020 - Billet Aluminum Rear Differential Mount Insert Kit - Limits movement of factory rear diff mounts, increasing drivetrain rigidity and response! - 034Motorsport - Audi

Limits movement of factory rear diff mounts, increasing drivetrain rigidity and response! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3509529
Mfg#:
034-505-2020
In Stock
$154.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3991472 - 028800ECS01 - Audi B9 A4 S-Line / S4 Grille Accent Set - Gloss Black - Upgrade your exterior styling - ECS - Audi

Upgrade your exterior styling 10X Entries Into Our F80 M3 Sweepstakes

For S-Line models only. Fits up to 2019 model year with *pre-facelift* front bumpers

Brand:
ECS - Corporate Logo
ES#:
3991472
Mfg#:
028800ECS01
In Stock
ON SALE! SAVE 25%
$292.99

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

$219.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2951985 - 034-509-4046sd - Street Density Line Transmission Mount - Priced Each - Increase performance and durability without sacrificing comfort - 034Motorsport - Audi

Increase performance and durability without sacrificing comfort 2X Entries Into Our F80 M3 Sweepstakes
Fits automatic transmission left and right side, fits manual transmission right side only

Brand:
034Motorsport - Corporate Logo
ES#:
2951985
Mfg#:
034-509-4046SD
In Stock
$75.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2718328 - 003621ECS01A - 2.0T Billet Boost Tap Assembly - Designed for the 2.0T engine, up to two boost tap points, and comes with necessary hardware - ECS - Audi Volkswagen

Designed for the 2.0T engine, up to two boost tap points, and comes with necessary hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2718328
Mfg#:
003621ECS01A
In Stock
ON SALE! SAVE 10%
$98.99

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

$89.09 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3107602 - 767821KT1 - TurboBack Exhaust System - Non-Resonated - Stainless steel system with high flow catalytic converter - Supersprint - Audi

Stainless steel system with high flow catalytic converter Requires Dual exit rear valance

Brand:
Supersprint - Corporate Logo
ES#:
3107602
Mfg#:
767821KT1
Back Ordered
$6137.99 USD

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.

Let us help you find the parts that fit your Audi

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings