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

Supercharger Pulley Upgrade Kit

ES#3082216 - CTS-HW-0133 - Supercharger Pulley Upgrade Kit - Software & installation kit not included in this upgrade kit - CTS - Audi Porsche

Software & installation kit not included in this upgrade kit *For models with press-on style supercharger pulleys - 3.0 TFSI Performance Software is sold separately a

Brand:
CTS - Corporate Logo
ES#:
3082216
Mfg#:
CTS-HW-0133
Ships in 10 Business Days
ON SALE! SAVE 20%
$159.99

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

$127.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector Installation Kit

ES#4810315 - 06M998907KT - Fuel Injector Installation Kit - Includes both upper and lower clip, and injector seals. - Genuine Volkswagen Audi - Audi

Includes both upper and lower clip, and injector seals. For vehicles with production date up to 06/15/2020

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4810315
Mfg#:
06M998907KT
Ships in 1-2 days
$150.00

This product was last offered at the strikethrough price on
09-22-2026

$148.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RacingLine Higher Output Ignition Coils - Red - Set Of Six

ES#4708319 - VWR900001-6KT - RacingLine Higher Output Ignition Coils - Red - Set Of Six - Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. - Racingline - Audi

Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils.

Brand:
Racingline - Corporate Logo
ES#:
4708319
Mfg#:
VWR900001-6KT
In Stock
ON SALE! SAVE 10%
$330.99

This product was last offered at the strikethrough price on
10-26-2026

$297.43 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Engine Oil Cap - Clear Anodized

ES#4147241 - 027493ecs01-02KT - Billet Engine Oil Cap - Clear Anodized - Lose the plastic! - ECS - Audi

Lose the plastic! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4147241
Mfg#:
027493ECS01-02KT
In Stock
ON SALE! SAVE 10%
$109.99

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

$98.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe - Return/Supply

ES#1598497 - 06E121083F - Coolant Pipe - Return/Supply - Connects the supercharger flange to the radiator hoses - Genuine Volkswagen Audi - Audi

Connects the supercharger flange to the radiator hoses

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1598497
Mfg#:
06E121083F
Ships in 2 Business Days
7% off MSRP

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

$240.00

This product was last offered at the strikethrough price on
10-30-2026

$222.68 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Premium Oil Service Kit - With ECS Magnetic Drain Plug

ES#2837020 - 079198405KT - Premium Oil Service Kit - With ECS Magnetic Drain Plug - Includes Hengst oil filter and Liqui-Moly High Tech 5w-40 oil - Assembled By ECS - Audi Volkswagen

Includes Hengst oil filter and Liqui-Moly High Tech 5w-40 oil 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2837020
Mfg#:
079198405KT
Ships on Nov 23, 2026
ON SALE!
$187.99

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

$177.96 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Coolant Expansion Tank

ES#1910119 - 8E0121403F - Coolant Expansion Tank - Coolant level sensor enclosed in tank - Vaico - Audi

Coolant level sensor enclosed in tank We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
1910119
Mfg#:
8E0121403F
Ships in 1 Business Day
$75.99

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

$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Genuine Crankshaft Pulley With Hardware

ES#4414600 - 06E105251FA2KT - Genuine Crankshaft Pulley With Hardware - Includes a Genuine Audi Crankshaft Pulley with the necessary install hardware. - Genuine Volkswagen Audi - Audi

Includes a Genuine Audi Crankshaft Pulley with the necessary install hardware.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4414600
Mfg#:
06E105251FA2KT
Ships in 4 Business Days
$884.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Injection Pump

ES#3561443 - 079959231L - Secondary Air Injection Pump - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi

Keep your engine running efficiently Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3561443
Mfg#:
079959231L
Ships in 1-2 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.

$980.00

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

$883.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Injection Pump

ES#3179113 - 079959231G - Secondary Air Injection Pump - Order Block (Dealer Only) - Reserved for warranty repairs - Genuine Volkswagen Audi - Audi

Order Block (Dealer Only) - Reserved for warranty repairs Fits from the 2013 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3179113
Mfg#:
079959231G
Ships in 2 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.

$975.99

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

$879.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upper Guide Rail

ES#4690011 - 079109469AD - Upper Guide Rail - Located between left and right idle gears above tensioner on the main timing chain - Bremmen Parts - Audi

Located between left and right idle gears above tensioner on the main timing chain 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4690011
Mfg#:
079109469AD
In Stock
ON SALE!
$48.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Coolant Pipe O-Ring Kit

ES#2804551 - N90560701KT - Cylinder Head Coolant Pipe O-Ring Kit - Includes all O-rings for the cylinder head coolant pipe - Assembled By ECS - Audi

Includes all O-rings for the cylinder head coolant pipe 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2804551
Mfg#:
N90560701KT
In Stock
ON SALE!
$21.37 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#4475295 - 06M905606F2KT - Performance Ignition Service Kit - Includes six Blue APR coil packs and OEM spark plugs to service your ignition system - Assembled By ECS - Audi

Includes six Blue APR coil packs and OEM spark plugs to service your ignition system 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4475295
Mfg#:
06M905606F2KT
In Stock
$438.05 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