Milltek BMW 3 Series E93 M3 4.0 V8 Convertible 2007-2013 Hi-Flow Sports Cat and Downpipe Exhaust Make & Model_Audi S5 allowing it to operate exactly

allowing it to operate exactly as it should again

Proven to distribute flow more evenly across all three cylinders

A = 638 cm ² (+15%)

higher torque

Milltek BMW 3 Series E93 M3 4.0 V8 Convertible 2007-2013 Hi-Flow Sports Cat and Downpipe Exhaust Make & Model_Audi S5 allowing it to operate exactlyAll 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.