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

Special Active Shocks & Struts Kit

ES#3564213 - 82451264KT - Special Active Shocks & Struts Kit - Superior handling without compromising ride quality - Koni - Audi

Superior handling without compromising ride quality affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Koni - Corporate Logo
ES#:
3564213
Mfg#:
82451264KT
In Stock
ON SALE! SAVE 20%
$729.99

This product was last offered at the strikethrough price on
02-27-2026

$581.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front 2-Piece Brake Rotors - Pair (365x34)

ES#2603007 - 000574ECS01AKT - Front 2-Piece Brake Rotors - Pair (365x34) - Direct bolt-on upgrade - reducing unsprung weight! - ECS - Audi

Direct bolt-on upgrade - reducing unsprung weight! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Replacement rotors for vehicles with the Stage 3 Audi RS Big Brake Kit

Brand:
ECS - Corporate Logo
ES#:
2603007
Mfg#:
000574ECS01AKT
In Stock
ON SALE!
$1198.99

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

$1162.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi/Porsche Thrust Arm Monoball Upgrade - Pre-Installed in Meyle HD Arms (M14 Ball Joints)

ES#4389690 - 006418LA01 - Audi/Porsche Thrust Arm Monoball Upgrade - Pre-Installed in Meyle HD Arms (M14 Ball Joints) - Eliminate deflection caused by stock rubber bushings! - ECS - Audi Porsche

Eliminate deflection caused by stock rubber bushings! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Fits models from production date 11/3/2009 (M14 Ball Joints)

Brand:
ECS - Corporate Logo
ES#:
4389690
Mfg#:
006418LA01
In Stock
ON SALE!
$732.99

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

$710.35 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

19" Style 628 Wheels - Set Of Four

ES#4324952 - 628-14KT1 - 19" Style 628 Wheels - Set Of Four - 19x8.5 ET35 5x112 57.1CB - Matte Gunmetal/Machined Face - Alzor - Audi Volkswagen

19x8.5 ET35 5x112 57.1CB - Matte Gunmetal/Machined Face affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Alzor - Corporate Logo
ES#:
4324952
Mfg#:
628-14KT1
In Stock
ON SALE! SAVE 25%
$1310.00

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

$982.50 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

S34 Carbon Fiber Intake

ES#4304717 - 034-108-1027 - S34 Carbon Fiber Intake - Improved power, supercharger sound, and overall performance. - 034Motorsport - Audi

Improved power, supercharger sound, and overall performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states

Brand:
034Motorsport - Corporate Logo
ES#:
4304717
Mfg#:
034-108-1027
EO#:
D-850-2
In Stock
$455.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet X-Brace - Black - Audi B8.5/Porsche Macan

ES#4220368 - 004802la01aKT - Billet X-Brace - Black - Audi B8.5/Porsche Macan - Improve steering feel and handling! - ECS - Audi Porsche

Improve steering feel and handling! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Fits Facelift models from the 2013 model year.

Brand:
ECS - Corporate Logo
ES#:
4220368
Mfg#:
004802LA01AKT
Ships on Oct 29, 2026
Auto Notify
ON SALE! SAVE 30%
$549.99

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

$384.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete High Durability Front Control Arm Kit (1160500083HD)

ES#10044 - 8E0498520 - Complete High Durability Front Control Arm Kit (1160500083HD) - Includes all front control arms and hardware - plus heavy duty tie rod ends! - Meyle HD - Audi

Includes all front control arms and hardware - plus heavy duty tie rod ends! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Meyle HD - Corporate Logo
ES#:
10044
Mfg#:
8E0498520
In Stock
$906.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

18" Alzor Style 881 Wheel & Tire Package - Ironman (225/40R18)

ES#5445438 - 881ATP - 18" Alzor Style 881 Wheel & Tire Package - Ironman (225/40R18) - 18x8.5 ET35 5x112 57.1CB - Silver/Machined Lip - With Ironman iMove Gen 3 Tires (UHP All-Season 92W XL 380AA) - Alzor - Audi Volkswagen

18x8.5 ET35 5x112 57.1CB - Silver/Machined Lip - With Ironman iMove Gen 3 Tires (UHP All-Season 92W XL 380AA) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Alzor - Corporate Logo
ES#:
5445438
Mfg#:
881ATP
In Stock
ON SALE! SAVE 17%
$1701.99

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

$1410.01 USD

19" Style M205 Wheels - Set Of Four

ES#4316106 - m205-1KT - 19" Style M205 Wheels - Set Of Four - 19"x8.5" ET35 66.6CB 5x112 - Hyper Silver - Alzor - Audi MINI

19"x8.5" ET35 66.6CB 5x112 - Hyper Silver affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Alzor - Corporate Logo
ES#:
4316106
Mfg#:
M205-1KT
In Stock
ON SALE! SAVE 32%
$1431.99

This product was last offered at the strikethrough price on
01-03-2026

$975.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Charcoal Lined Cabin Filter / Fresh Air Filter

ES#3202691 - 8K0819439B - Charcoal Lined Cabin Filter / Fresh Air Filter - The activated charcoal filters odor from reaching the cabin - Hengst - Audi Porsche
ECS Tuning recommends this product.

The activated charcoal filters odor from reaching the cabin affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
3202691
Mfg#:
8K0819439B
In Stock
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

OE Sport Springs - Set

ES#1876359 - 50361-55 - OE Sport Springs - Set - Mild lowering for the daily driver. Average lowering of 1.2"F 1.2" R - H&R - Audi

Mild lowering for the daily driver. Average lowering of 1.2"F 1.2" R affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
1876359
Mfg#:
50361-55
In Stock
$269.99

This product was last offered at the strikethrough price on
02-03-2026

$257.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VWR Stud & Nut Conversion Kit - Conical Seat - 70mm Studs

ES#3570418 - VWR630001 - VWR Stud & Nut Conversion Kit - Conical Seat - 70mm Studs - Replace those fussy bolts with Racingline's high tensile stud & lightweight nut conversion - Racingline - Audi Volkswagen

Replace those fussy bolts with Racingline's high tensile stud & lightweight nut conversion affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
3570418
Mfg#:
VWR630001
Ships in 2 Business Days
$206.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

D2S 6000K XB 35W HID Bulbs - Pair

ES#4212766 - MM.N.065 - D2S 6000K XB 35W HID Bulbs - Pair - Quality replacement xenon bulbs from Morimoto - Morimoto - Audi BMW Volkswagen Mercedes Benz MINI

Quality replacement xenon bulbs from Morimoto affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Morimoto - Corporate Logo
ES#:
4212766
Mfg#:
MM.N.065
In Stock
$63.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#4348840 - 101905631GKT4 - Performance Ignition Service Kit - Includes six OEM coil packs and NGK spark plugs to service your ignition - Assembled By ECS - Audi

Includes six OEM coil packs and NGK spark plugs to service your ignition affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Recommended to be used by various tuners when paired with performance software - recommended gap of .024�

Brand:
Assembled By ECS - Corporate Logo
ES#:
4348840
Mfg#:
101905631GKT4
In Stock
ON SALE!
$238.99

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

$237.27 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/Pressure Control Valve (PCV)

ES#4772517 - 06M103515H - Oil Separator/Pressure Control Valve (PCV) - Also known as the "PCV". Located on the valve cover - Bremmen Parts - Audi Porsche

Also known as the "PCV". Located on the valve cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4772517
Mfg#:
06M103515H
Ships on Aug 4, 2026
Auto Notify
$104.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Competition Intercooler Kit

ES#4017614 - 200001120 - Competition Intercooler Kit - The high performance intercooler core provides a 134% larger frontal area and 105% more volume compared to the stock mounted intercooler. - Wagner Tuning - Audi

The high performance intercooler core provides a 134% larger frontal area and 105% more volume compared to the stock mounted intercooler. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
**This kit is for US vehicle fitment**

Brand:
Wagner Tuning - Corporate Logo
ES#:
4017614
Mfg#:
200001120
Ships in 8 Business Days
$1040.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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