Milltek Audi S4 3.0 Bi-TDI B9 Saloon/Avant (Diesel) 2019-2023 Active Sound Control

All 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.

Additional Info: V2 with 8 Selectable Sound Files