Milltek Audi S4 3.0 Turbo V6 B9 - Saloon/Sedan & Avant (Non Sport Diff Models) 2016-2023 Cat-back Exhaust Option:Non Resonated Quad Oval Polished Tips all ECUs are supported which

all ECUs are supported which have a documented CAN bus or a serial interface

600+ PS depending on fuel

Individual Cylinder Fuel Trims

anti-knock rated fuel

The same exact rubber bushing was used by Audi/Volkswagen on a variety of applications

Milltek Audi S4 3.0 Turbo V6 B9 - Saloon/Sedan & Avant (Non Sport Diff Models) 2016-2023 Cat-back Exhaust Option:Non Resonated Quad Oval Polished Tips all ECUs are supported whichAll Milltek performance exhaust systems are manufactured from T304L stainless steel; giving you the satisfaction of knowing that our products are meant to last within some of the toughest environments. T304L is a highly durable form of stainless steel that is far less susceptible to degradation and discolouration than many others of its kind, while it will last almost indefinitely.