Milltek BMW 4 Series F32 428i Coupe (Manual Gearbox without Tow Bar None xDrive & N20 Engine Only) 2014-2018 Large-bore Downpipe and De-cat 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.