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 Engine Parts & Accessories

Sort By
Filter By
Return to Top

Ultimate Supercharger Service Kit +

ES#4766227 - 06E145621SA3KT - Ultimate Supercharger Service Kit + - Fix all possible coolant leaks for your 3.0T in one click! - Assembled By ECS - Audi

Fix all possible coolant leaks for your 3.0T in one click! 10X Entries Into Our F80 M3 Sweepstakes
Up to through the 2012 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
4766227
Mfg#:
06E145621SA3KT
In Stock
ON SALE! SAVE 13%
$1591.80

This product was last offered at the strikethrough price on
06-08-2026

$1392.50 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Audi B8 3.0T Supercharger Coolant Bleeder Bolt Set

ES#4305163 - 025670ecs01 - Audi B8 3.0T Supercharger Coolant Bleeder Bolt Set - Get rid of the plastic bleeder bolts on the back of the supercharger! - ECS - Audi

Get rid of the plastic bleeder bolts on the back of the supercharger! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4305163
Mfg#:
025670ECS01
In Stock
ON SALE! SAVE 25%
$54.99

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

$41.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Catch Can Kit - EA839 S4/S5

ES#4849699 - 034-101-1016 - 034Motorsport Catch Can Kit - EA839 S4/S5 - Engineered for enhanced durability to capture crankcase oil deposits before entering your intake tract - 034Motorsport - Audi

Engineered for enhanced durability to capture crankcase oil deposits before entering your intake tract 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4849699
Mfg#:
034-101-1016
In Stock
$729.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mount Insert

ES#2864605 - 034-509-4014 - Transmission Mount Insert - This billet aluminum insert is designed to fill the large void in the factory transmission mount - 034Motorsport - Audi Porsche

This billet aluminum insert is designed to fill the large void in the factory transmission mount 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2864605
Mfg#:
034-509-4014
In Stock
$89.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Audi 3.0T Crank Pulley Upgrade Kit - 207mm

ES#4491708 - IEBAVJ6 - IE Audi 3.0T Crank Pulley Upgrade Kit - 207mm - Increases boost for "dual pulley" tune power levels without replacing the press-on supercharger pulley for an easier install. - Integrated Engineering - Audi

Increases boost for "dual pulley" tune power levels without replacing the press-on supercharger pulley for an easier install. Requires stage 2 dual pulley ECU tune

Brand:
Integrated Engineering - Corporate Logo
ES#:
4491708
Mfg#:
IEBAVJ6
In Stock
$497.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Iridium BKR9EIX Spark Plug - Priced Each

ES#2575952 - BKR9EIX - Iridium BKR9EIX Spark Plug - Priced Each - The NGK Iridium IX offers extreme ignitability, improved throttle response and superior anti fouling properties. - NGK - Audi

The NGK Iridium IX offers extreme ignitability, improved throttle response and superior anti fouling properties. We Price Match - Give Us A Call or Chat!
Recommended to be used by various tuners when paired with performance software - recommended gap of .024” +/- .002”

Brand:
NGK - Corporate Logo
ES#:
2575952
Mfg#:
BKR9EIX
In Stock
$15.13

This product was last offered at the strikethrough price on
09-15-2026

$9.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

TTE710 Turbo Upgrade - B9 S4/S5/SQ5 3.0T

ES#4493300 - TTE10388 - TTE710 Turbo Upgrade - B9 S4/S5/SQ5 3.0T - Pair this with the Integrated Engineering or 034 Motorsports Stage 3 tune for 600+hp! - The Turbo Engineers - Audi

Pair this with the Integrated Engineering or 034 Motorsports Stage 3 tune for 600+hp! Custom tuning software required for installation.

Brand:
The Turbo Engineers - Corporate Logo
ES#:
4493300
Mfg#:
TTE10388
In Stock
$7890.99

This product was last offered at the strikethrough price on
08-31-2026

$5945.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

008 Premium Diverter Valve - *Limited Edition* Red*

ES#4001248 - FMDV008R - 008 Premium Diverter Valve - *Limited Edition* Red* - Smaller, tougher and tuneable! *Limited edition red finish* - Forge - Audi Volkswagen Porsche

Smaller, tougher and tuneable! *Limited edition red finish* Limited Editions ONLY at ECS Tuning : Limited Stock so Act Fast
2 required

Brand:
Forge - Corporate Logo
ES#:
4001248
Mfg#:
FMDV008R
Ships on Feb 12, 2027
$180.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B9 S4/S5 Post Throttle Valve Charge Pipe Kit - Wrinkle Red

ES#3579787 - 024313ecs01-02KT - B9 S4/S5 Post Throttle Valve Charge Pipe Kit - Wrinkle Red - Ditch the plastic and increase air flow! - ECS - Audi

Ditch the plastic and increase air flow! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3579787
Mfg#:
024313ECS01-02KT
In Stock
ON SALE! SAVE 20%
$780.99

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

$624.79 USD
Free Shipping
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. **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

Supercharger Belt Tensioner

ES#4488093 - 06E903133M - Supercharger Belt Tensioner - Keep your supercharger belt tight - Ina - Audi
ECS Tuning recommends this product.

Keep your supercharger belt tight We Price Match - Give Us A Call or Chat!
From production date 7/12/2011

Brand:
Ina - Corporate Logo
ES#:
4488093
Mfg#:
06E903133M
In Stock
$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B8 S4/S5 Pre-Facelift Luft-Technik Performance Supercharger Intercooler Kit - With ADS

ES#3569216 - 025496ecs01KT1 - Audi B8 S4/S5 Pre-Facelift Luft-Technik Performance Supercharger Intercooler Kit - With ADS - Reduce restrictions and increase cooling! Whether you call it an intercooler, a heat exchanger, a radiator, or something else - this is the product for you. - ECS - Audi

Reduce restrictions and increase cooling! Whether you call it an intercooler, a heat exchanger, a radiator, or something else - this is the product for you. 10X Entries Into Our F80 M3 Sweepstakes

Fits B8 Pre-Facelift Models With ADS

Brand:
ECS - Corporate Logo
ES#:
3569216
Mfg#:
025496ECS01KT1
In Stock
ON SALE! SAVE 27%
$968.99

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

$709.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Engine Cover Kit - Audi 3.0T

ES#2999048 - 015339ECS01 - Carbon Fiber Engine Cover Kit - Audi 3.0T - Add a touch of carbon fiber to your stock engine cover! - ECS - Audi

Add a touch of carbon fiber to your stock engine cover! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2999048
Mfg#:
015339ECS01
In Stock
ON SALE! SAVE 10%
$406.99

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

$366.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4/S5 3.0T Luft-Technik Intake System

ES#3477816 - 023795ECS06 - Audi B9 S4/S5 3.0T Luft-Technik Intake System - Enhance your engine's performance with gains up to 16 Wheel Horsepower and 15 foot pounds of torque with our ECS Cold Air Intake - ECS - Audi

Enhance your engine's performance with gains up to 16 Wheel Horsepower and 15 foot pounds of torque with our ECS Cold Air Intake 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3477816
Mfg#:
023795ECS06
Ships on Nov 18, 2026
ON SALE! SAVE 20%
$540.99

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

$432.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Basic Pressure Control Valve (PCV) Service Kit

ES#3698402 - 06e103547abkttKT - Basic Pressure Control Valve (PCV) Service Kit - Comprehensive kit includes new oil separator, supercharger gaskets (qty 6), bolts (qty 14) and vent tube o-rings (qty 2). - Assembled By ECS - Audi

Comprehensive kit includes new oil separator, supercharger gaskets (qty 6), bolts (qty 14) and vent tube o-rings (qty 2). 10X Entries Into Our F80 M3 Sweepstakes
Fits from the 2013 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
3698402
Mfg#:
06E103547ABKTTKT
In Stock
ON SALE! SAVE 20%
$218.99

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

$175.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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