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 S4 Most Popular Parts

Sort By
Filter By
Return to Top

B6 Performance DampTronic Front Strut - Priced Each

ES#4390655 - 26-296036 - B6 Performance DampTronic Front Strut - Priced Each - Unbelievable control, precise handling, ultimate performance and incredible comfort. German-made with world-famous Bilstein quality and a limited lifetime warranty! A heavy duty upgrade for the performance minded driver. - Bilstein - Audi

Unbelievable control, precise handling, ultimate performance and incredible comfort. German-made with world-famous Bilstein quality and a limited lifetime warranty! A heavy duty upgrade for the performance minded driver. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with factory electronic dampening control
For vehicles with electronic suspension (49mm diameter strut)

Brand:
Bilstein - Corporate Logo
ES#:
4390655
Mfg#:
26-296036
In Stock
33% off MSRP

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

$713.00

This product was last offered at the strikethrough price on
10-24-2026

$479.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Accessory Belt

ES#4661037 - 6PK2330 - Performance Kevlar Reinforced Accessory 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

From the 2013 model year

Brand:
ECS - Corporate Logo
ES#:
4661037
Mfg#:
6PK2330
In Stock
$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Valve - Priced Each

ES#2802565 - 06D109611H - Exhaust Valve - Priced Each - A sodium filled valve - Rein - Audi Volkswagen

A sodium filled valve 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2802565
Mfg#:
06D109611H
In Stock
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Antenna Cover

ES#3191300 - 022697ECS01 - Carbon Fiber Antenna Cover - Add a unique, lightweight look to your ride - ECS - Audi Volkswagen

Add a unique, lightweight look to your ride 10X Entries Into Our F80 M3 Sweepstakes

Fits from the 2013 model year

Brand:
ECS - Corporate Logo
ES#:
3191300
Mfg#:
022697ECS01
In Stock
ON SALE! SAVE 20%
$97.99

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

$78.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

18" Style 349 Wheels - Set Of Four

ES#2642638 - 349AKT3 - 18" Style 349 Wheels - Set Of Four - 18x8 ET35 5x112 57.1CB - Silver - Alzor - Audi Volkswagen

18x8 ET35 5x112 57.1CB - Silver 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Alzor - Corporate Logo
ES#:
2642638
Mfg#:
349AKT3
In Stock
ON SALE! SAVE 25%
$1176.99

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

$883.26 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Front Strut Brace

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
In Stock
$515.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Motor Mount Kit

ES#3183555 - 034-509-0008KT - Density Line Motor Mount Kit - Includes 034Motorsport Street Density mounts & active mount resistor bypasses - 034Motorsport - Audi

Includes 034Motorsport Street Density mounts & active mount resistor bypasses 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3183555
Mfg#:
034-509-0008KT
In Stock
$294.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Front Lip Spoiler - Audi B8 A4 S-Line/S4

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

Up to the 2012 model year (Pre-Facelift)

Brand:
ECS - Corporate Logo
ES#:
3170969
Mfg#:
006364ECS01A
Ships on Mar 1, 2027
ON SALE! SAVE 10%
$856.99

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

$771.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DSG Automatic Transmission Service Kit - Without Fluid

ES#4715553 - 0B5325330A1KT - DSG Automatic Transmission Service Kit - Without Fluid - Includes a standard drain/fill plug, DSG trans filter, DSG cooling filter and gaskets to service your transmission - Assembled By ECS - Audi

Includes a standard drain/fill plug, DSG trans filter, DSG cooling filter and gaskets to service your transmission 10X Entries Into Our F80 M3 Sweepstakes
Fits from the 2011 model year (2010 model year has cooling filter built-in to cooling line)

Brand:
Assembled By ECS - Corporate Logo
ES#:
4715553
Mfg#:
0B5325330A1KT
In Stock
ON SALE!
$100.99

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

$96.22 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

18" Style 803 Wheels - Set Of Four

ES#4771263 - 803-7KT - 18" Style 803 Wheels - Set Of Four - 18x9 ET35 5x112 66.6CB - Silver/Machined Lip - Alzor - Audi BMW Mercedes Benz

18x9 ET35 5x112 66.6CB - Silver/Machined Lip 10X Entries Into Our F80 M3 Sweepstakes
Wheel spacers may be necessary for front caliper clearance.

Brand:
Alzor - Corporate Logo
ES#:
4771263
Mfg#:
803-7KT
Ships in 2 Business Days
ON SALE! SAVE 25%
$1166.99

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

$875.01 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B6/B7 S4 4.2L Lightweight Flywheel

ES#5457109 - 042804la02KT - Audi B6/B7 S4 4.2L Lightweight Flywheel - Enhance throttle response, acceleration, and clutch feel with our lightweight flywheel upgrade 29% lighter than the OE dual-mass! - ECS - Audi

Enhance throttle response, acceleration, and clutch feel with our lightweight flywheel upgrade — 29% lighter than the OE dual-mass! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
5457109
Mfg#:
042804LA02KT
In Stock
$611.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Complete Heavy Duty Front Control Arm Kit

ES#4327287 - 1160500190/HD - Complete Heavy Duty Front Control Arm Kit - Keep your suspension in top shape - Includes all front control arms, ball joints, and hardware - Meyle HD - Audi

Keep your suspension in top shape - Includes all front control arms, ball joints, and hardware 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Fits models from production date 6/21/2011 up through 8/15/2011 (M14 Ball Joints) - Please verify existing prior to ordering

Brand:
Meyle HD - Corporate Logo
ES#:
4327287
Mfg#:
1160500190/HD
In Stock
$1220.99 USD
Free Shipping

Audi B5 S4/A4 Trunk Spoiler - Gloss Black

ES#4159609 - 007721LA01 - Audi B5 S4/A4 Trunk Spoiler - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4159609
Mfg#:
007721LA01
In Stock
ON SALE! SAVE 20%
$223.99

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

$179.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector - Priced Each

ES#5396894 - 06E906036AL - Fuel Injector - Priced Each - Keep your engine running smoothly - Borsehung - Audi

Keep your engine running smoothly

Brand:
Borsehung - Corporate Logo
ES#:
5396894
Mfg#:
06E906036AL
In Stock
$224.00

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

$178.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

DSG Dual Clutch Automatic Transmission Fluid - 1 Liter

ES#465406 - G052529A2 - DSG Dual Clutch Automatic Transmission Fluid - 1 Liter - Prevent premature transmission wear - Genuine Volkswagen Audi - Audi

Prevent premature transmission wear

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
465406
Mfg#:
G052529A2
In Stock
3% off MSRP

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

$49.94

This product was last offered at the strikethrough price on
09-29-2026

$48.64 USD
Free Shipping
on orders $49 and up

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