Audi RS4 Tuning
Audi RS4 Tuning for cleaner response and stronger performance delivery on supported road and fast-road setups, matched to engine, gearbox, fuel and fitted hardware.
1 productIn this range
Data-drivenBuilt on logging and dyno data
Install supportGuides and workshop help available
Remote or dynoCalibration routes to suit the build
Shop the range
Shop by category
Browse all productsRecommended for this range
Parts that support the tune
-
Milltek SportAudi RS4 B9 Avant/Sportback - Non-Resonated Cat-Back Race Exhaust System (Louder)
Fitment checked -
Milltek SportAudi RSQ8 - Resonated (Quieter) Cat-Back Exhaust System - Uses OE Trims - No Cutting Required
Fitment checked -
-
Milltek SportAudi RS4 B9 Avant/Sportback - Non-Resonated (Louder) Cat-Back Exhaust System
Fitment checked
Fitment first
Find parts that fit your vehicle
Choose the vehicle before comparing parts, then check the product page for exact fitment, installation notes and supporting hardware.
Need help with this range?
Need fitment, tuning or upgrade advice for Audi RS4 Tuning? Send us the vehicle, current setup and what you want it to do, and we will help you choose the right next step.
Need help with this range?
Need fitment, tuning or upgrade advice for Audi RS4 Tuning? Send us the vehicle, current setup and what you want it to do, and we will help you choose the right next step.