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

Fuel Pump

ES#4057482 - 8K0919051G - Fuel Pump - Includes sending unit and fuel filter - TYC - Audi

Includes sending unit and fuel filter Up to the 2012 model year

Brand:
TYC - Corporate Logo
ES#:
4057482
Mfg#:
8K0919051G
Ships in 1 Business Day
$168.99

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

$163.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Dipstick

ES#280765 - 06E115611H - Engine Oil Dipstick - Add the capability to check your oil - Genuine Volkswagen Audi - Audi

Add the capability to check your oil Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280765
Mfg#:
06E115611H
In Stock
15% off MSRP

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

$75.00

This product was last offered at the strikethrough price on
10-23-2026

$63.90 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust - Resonated

2.50" stainless steel with your choice of tip style

Brand:
Milltek Sport - Corporate Logo
ES#:
4164540
Mfg#:
B9RESONATED
Ships on Nov 13, 2026
Starting at $3463.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated With Exhaust Valves

ES#3240918 - SSXAU641 - Cat-Back Exhaust System - Resonated With Exhaust Valves - 2.50" stainless steel with quad GT-100 Cerakote black tips - Milltek Sport - Audi

2.50" stainless steel with quad GT-100 Cerakote black tips Fits models without factory rear sports differential
For vehicles without a sport differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3240918
Mfg#:
SSXAU641
Ships on Nov 13, 2026
$3752.99

This product was last offered at the strikethrough price on
08-17-2026

$3752.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Throttle Body Boot - Black

ES#2864571 - 034-112-6007-BLA - Silicone Throttle Body Boot - Black - Replaces the troublesome and weak "Y" boot - Includes clamps - 034Motorsport - Audi

Replaces the troublesome and weak "Y" boot - Includes clamps 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2864571
Mfg#:
034-112-6007-BLA
In Stock
$107.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upper Timing Chain Tensioner - Right

ES#4781431 - 06E109218AP - Upper Timing Chain Tensioner - Right - Applies tension to the upper right timing chain - Bremmen Parts - Audi

Applies tension to the upper right timing chain 10X Entries Into Our F80 M3 Sweepstakes

From the 2013 model year

Brand:
Bremmen Parts - Corporate Logo
ES#:
4781431
Mfg#:
06E109218AP
In Stock
ON SALE! SAVE 32%
$110.99

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

$75.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW & Audi Walnut Blaster Vacuum Adapter - Blue Plastic

ES#5425442 - VAG01 - VW & Audi Walnut Blaster Vacuum Adapter - Blue Plastic - Makes short and easy work of removing carbon deposits - Bremmen Parts - Audi Volkswagen

Makes short and easy work of removing carbon deposits 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5425442
Mfg#:
VAG01
In Stock
ON SALE!
$40.99

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

$39.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Intake Manifold Gasket - Priced Each

ES#284888 - 079129717D - Upper Intake Manifold Gasket - Priced Each - Seals the supercharger to the intake manifolds - Genuine Volkswagen Audi - Audi

Seals the supercharger to the intake manifolds

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284888
Mfg#:
079129717D
In Stock
43% off MSRP

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

$14.94

This product was last offered at the strikethrough price on
10-23-2026

$8.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RS4 K04 Turbochargers - Complete Kit

ES#3658989 - 53049880025/26KT - RS4 K04 Turbochargers - Complete Kit - Comprehensive kit includes the left & right side RS4 K04 turbochargers, 034Motorsport RS4 Inlet Pipe set, and associated installation hardware - Assembled By ECS - Audi

Comprehensive kit includes the left & right side RS4 K04 turbochargers, 034Motorsport RS4 Inlet Pipe set, and associated installation hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3658989
Mfg#:
53049880025/26KT
Back Ordered
$3718.00

This product was last offered at the strikethrough price on
06-19-2026

$3715.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ARP Head Stud Kit

ES#2975695 - 204-4105 - ARP Head Stud Kit - High-strength cylinder head stud set - ARP - Audi

High-strength cylinder head stud set

Brand:
ARP - Corporate Logo
ES#:
2975695
Mfg#:
204-4105
In Stock at Vendor
$463.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B6 S4 Muffler Delete Kit - With 4.0" Black Chrome Tips

ES#4660138 - 042002la01KT - B6 S4 Muffler Delete Kit - With 4.0" Black Chrome Tips - Add an aggressive exhaust note to your B6 S4 so you can hear that V8 roar! - ECS - Audi

Add an aggressive exhaust note to your B6 S4 so you can hear that V8 roar! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4660138
Mfg#:
042002LA01KT
Ships in 5 Business Days
$463.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Breather Tube

ES#4657785 - 06E103207AP - Breather Tube - Connects the breather assembly to the intake pipe - VNE - Audi

Connects the breather assembly to the intake pipe Engine code CTUB

Brand:
VNE - Corporate Logo
ES#:
4657785
Mfg#:
06E103207AP
Back Ordered
$133.99

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

$115.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#4057428 - 07L905163C - Camshaft Position Sensor - Located in the cylinder head - Facet - Audi Volkswagen

Located in the cylinder head

Brand:
Facet - Corporate Logo
ES#:
4057428
Mfg#:
07L905163C
In Stock
$35.99

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

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

K04/K03 Turbocharger Installation Kit

ES#1346 - RS4KO4INSTKIT - K04/K03 Turbocharger Installation Kit - All hardware & gaskets to install new 2.7T turbochargers. - Assembled By ECS - Audi

All hardware & gaskets to install new 2.7T turbochargers. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
1346
Mfg#:
RS4KO4INSTKIT
In Stock
$67.99

This product was last offered at the strikethrough price on
05-20-2026

$64.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Kit

ES#4220535 - 06E121018KT - Water Pump Kit - Includes a new water pump and thermostat - Assembled By ECS - Audi

Includes a new water pump and thermostat 10X Entries Into Our F80 M3 Sweepstakes
Fits up to the 2012 model year (pre-facelift)

Brand:
Assembled By ECS - Corporate Logo
ES#:
4220535
Mfg#:
06E121018KT
Ships in 1 Business Day
ON SALE!
$187.99

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

$183.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Timing Chain - Priced Each

ES#252012 - 058109229B - Timing Chain - Priced Each - Connects the camshafts together around the tensioner - Iwis - Audi Volkswagen

Connects the camshafts together around the tensioner One per bank

Brand:
Iwis - Corporate Logo
ES#:
252012
Mfg#:
058109229B
In Stock
$64.51

This product was last offered at the strikethrough price on
09-30-2026

$47.00 USD
Free Shipping
on orders $49 and up
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