Milltek BMW 4 Series F32 428i Coupe (Manual Gearbox‚ without Tow Bar‚ None xDrive & N20 Engine Only) 2014-2018 Large Bore Downpipe and Hi-Flow Sports Cat Exhaust 5f Matched Piston and Cylinder for

Matched Piston and Cylinder for Absolute Precision

T6 Gasket/3

Duty Cycle 15%-100%

which beautifully complement the titanium pipes

Milltek BMW 4 Series F32 428i Coupe (Manual Gearbox‚ without Tow Bar‚ None xDrive & N20 Engine Only) 2014-2018 Large Bore Downpipe and Hi-Flow Sports Cat Exhaust 5f Matched Piston and Cylinder forAll 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.