Milltek Audi S4 3.0 Turbo V6 B9 - Saloon/Sedan & Avant (Sport Diff Models Only & Without Brace Bars) 2016-2023 Hi-Flow Sports Cat and Downpipe Exhaust Make & Model_Audi RS7 C7 A lean mixture at high

A lean mixture at high boost can destroy an engine in seconds

2015 –  Now Audi A3/S3/RS3 (8V/8V

This valve is specifically designed to do this

Improved Sway Bar Function

The Gen-V WG50 Pro-Gate50 external wastegate is a cost effective

Milltek Audi S4 3.0 Turbo V6 B9 - Saloon/Sedan & Avant (Sport Diff Models Only & Without Brace Bars) 2016-2023 Hi-Flow Sports Cat and Downpipe Exhaust Make & Model_Audi RS7 C7 A lean mixture at highAll 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.