Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Audi A4 Performance Parts & Upgrades

Sort By
Filter By
Return to Top

BR Series Coilover Suspension Kit - Extreme Low

ES#3675603 - S-07E-BR - BR Series Coilover Suspension Kit - Extreme Low - Featuring 30 levels of adjustment and performance spring rates and valving - BC Racing - Audi

Featuring 30 levels of adjustment and performance spring rates and valving

Brand:
BC Racing - Corporate Logo
ES#:
3675603
Mfg#:
S-07E-BR
Ships on Sep 16, 2026
$1345.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BR Series Coilover Suspension Kit - Extreme Low

ES#4424821 - S-27E-BR - BR Series Coilover Suspension Kit - Extreme Low - Featuring 30 levels of adjustment and performance spring rates and valving - BC Racing - Audi

Featuring 30 levels of adjustment and performance spring rates and valving For vehicles with production date up to 7/11/2016 with 53mm front strut body without factory Electronic Damping Control.

Brand:
BC Racing - Corporate Logo
ES#:
4424821
Mfg#:
S-27E-BR
Ships on Sep 16, 2026
$1345.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Motorsport Rear Sway Bar End Links

ES#2864592 - 034-402-4007 - Motorsport Rear Sway Bar End Links - Replace the flimsy stock plastic and rubber units. - 034Motorsport - Audi Porsche

Replace the flimsy stock plastic and rubber units.

Brand:
034Motorsport - Corporate Logo
ES#:
2864592
Mfg#:
034-402-4007
In Stock
$243.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Upper Control Arm Kit - Camber Correcting

ES#3546573 - 034-401-1061 - Density Line Upper Control Arm Kit - Camber Correcting - Adds positive camber to achieve factory alignment specs after lowering, and reduce tire wear! - 034Motorsport - Audi

Adds positive camber to achieve factory alignment specs after lowering, and reduce tire wear!

Brand:
034Motorsport - Corporate Logo
ES#:
3546573
Mfg#:
034-401-1061
Back Ordered
$663.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Lightweight Flywheel Kit - Stage 2 Daily Clutch Kit

ES#2807485 - 003485ECS01AKT3 - Performance Lightweight Flywheel Kit - Stage 2 Daily Clutch Kit - ECS Lightweight Flywheel with a Southbend Stage 2 clutch kit rated at 375ft/lbs - ECS - Audi

ECS Lightweight Flywheel with a Southbend Stage 2 clutch kit rated at 375ft/lbs 10X Entries For Our 25th Anniversary Sweepstakes!

From VIN 8K-9-066500, split is in the 2009 model year

Brand:
ECS - Corporate Logo
ES#:
2807485
Mfg#:
003485ECS01AKT3
Ships on Sep 25, 2026
Auto Notify
ON SALE! SAVE 10%
$2943.99

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

$2649.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Intercooler Hose Kit

ES#4877094 - B820TICHOSEKIT - Silicone Intercooler Hose Kit - Eliminate expansion and deformation even under high boost conditions - JH Motorsports - Audi

Eliminate expansion and deformation even under high boost conditions

Brand:
JH Motorsports - Corporate Logo
ES#:
4877094
Mfg#:
B820TICHOSEKIT
Ships in 3 Business Days
$175.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rennline 12mm Wheel Spacers - Black (Pair)

ES#4755583 - LS23.12MM - Rennline 12mm Wheel Spacers - Black (Pair) - Improve the look of your vehicle with spacers - Rennline - Audi Porsche

Improve the look of your vehicle with spacers

Brand:
Rennline - Corporate Logo
ES#:
4755583
Mfg#:
LS23.12MM
Ships in 6 Business Days
$125.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo B8/B8.5 2.0T BOSS 600 Turbo Kit

ES#4017688 - CTS-B8A4-BOSS600 - CTS Turbo B8/B8.5 2.0T BOSS 600 Turbo Kit - A big turbo kit that is truly bolt-on! - This kit replaces the factory turbo and is made to work with most of your installed parts - CTS - Audi

A big turbo kit that is truly bolt-on! - This kit replaces the factory turbo and is made to work with most of your installed parts *Does not include fueling, charge pipe setup, or tuning - Proper software is required*

Brand:
CTS - Corporate Logo
ES#:
4017688
Mfg#:
CTS-B8A4-BOSS600
Ships in 8 Business Days
ON SALE! SAVE 10%
$2899.99

This product was last offered at the strikethrough price on
07-10-2026

$2609.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Cross Drilled Brake Rotors - Pair (338x30)

ES#3551789 - 100 3378 52KT - Front Cross Drilled Brake Rotors - Pair (338x30) - Zimmerman Sport drilled rotors deliver excellent braking performance! - Zimmermann - Audi

Zimmerman Sport drilled rotors deliver excellent braking performance! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with 338x30mm rotors check your rotor size before ordering

Brand:
Zimmermann - Corporate Logo
ES#:
3551789
Mfg#:
100 3378 52KT
In Stock at Vendor
$433.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Damping Performance Coilover System - Audi B6/B7 A4/S4 & Performance Rear Differential Mount

ES#4751047 - 027966ECS01EBKT - Adjustable Damping Performance Coilover System - Audi B6/B7 A4/S4 & Performance Rear Differential Mount - Take control of your ride while going low with our sport-tuned coilover system! - Enthusiast Bundles - Audi

Take control of your ride while going low with our sport-tuned coilover system! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751047
Mfg#:
027966ECS01EBKT
In Stock
ON SALE! SAVE 28%
$1205.99

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

$866.86 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve Kit

ES#2862878 - CTSDV00023 - Diverter Valve Kit - Direct bolt on without worry of a check-engine light - CTS - Audi Volkswagen

Direct bolt on without worry of a check-engine light

Brand:
CTS - Corporate Logo
ES#:
2862878
Mfg#:
CTSDV00023
Ships in 8 Business Days
ON SALE! SAVE 20%
$249.99

This product was last offered at the strikethrough price on
07-10-2026

$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Shifter Mounting Plate

ES#4304742 - B8012A0 - Billet Shifter Mounting Plate - Take your shift to the next level - JXB Performance - Audi

Take your shift to the next level For manual transmissions only.

Brand:
JXB Performance - Corporate Logo
ES#:
4304742
Mfg#:
B8012A0
Ships in 2 Business Days
$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RSS+ Coilover System - Damping Adjustable Shocks

ES#2718830 - RSS13019-1 - RSS+ Coilover System - Damping Adjustable Shocks - Ultimate motorsport coilover - Average lowering 1.5"-2.7"F 1.4"-2.7"R - H&R - Audi

Ultimate motorsport coilover - Average lowering 1.5"-2.7"F 1.4"-2.7"R 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Vehicles equipped with Electronic Damping Control (EDC) will lose shock damping and receive a system error code with coilover systems.

Brand:
H&R - Corporate Logo
ES#:
2718830
Mfg#:
RSS13019-1
Ships in 4 Business Days
10% off MSRP

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

$2880.00

This product was last offered at the strikethrough price on
07-01-2026

$2592.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime 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.

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 ECS Tuning is part of Enthusiast Auto Holdings