Milltek Audi RS4 B9 2.9 V6 Turbo Avant (OPF/GPF Models) 2019-2023 Hi-Flow Sports Cats Exhaust

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.