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 Chips, Tunes & Software

Sort By
Filter By
Return to Top

RaceChip RS

ES#4339046 - 904521 - RaceChip RS - Get up to +34 hp and +59 through a safe and easy to use tuning module from RaceChip - Race Chip - Audi

Get up to +34 hp and +59 through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339046
Mfg#:
904521
Ships on Nov 13, 2026
$449.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip S

ES#4339045 - 904520 - RaceChip S - Get up to +27 hp and +44 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi

Get up to +27 hp and +44 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339045
Mfg#:
904520
Ships on Nov 13, 2026
$349.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 2 Performance Software

Average gain of 100 horsepower and 73 lb-ft of torque on 91 Octane and Supercharger pulley upgrade Compatible for vehicles up to 2012 model year only - Vehicle must be brought to ECS Tuning for programming *SIMOS 8.3 ECU is not yet supported*

Brand:
Tunezilla - Corporate Logo
ES#:
3097359
Mfg#:
TFSI-30-SC-2
Ships in 7 Business Days
$950.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Chips, Tunes & Software

Add power and performance with special software upgrades from recognized tuning leaders like APR, Cobb, and Malone. Let our trained support staff show you how to pick the performance software upgrade that suits your driving preferences and budget.

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