Catless Downpipe Set for BMW F10 M5 and F12/F13/F06 M6 with S63B44T motor.These downpipes are full 3″ downpipes and are manufactured out of 304 stainless steel with brushed finish. Straight-through tubing section replaces the heavy and restrictive OEM catalytic converters for maximum power and sound; recommended for track/off-road use only. For left hand drive models only!Features:* Straight-through design …
Stainless steel high flow header set, BMW 325/330/Z3/Z4, w/M54 6-cyl
Stainless Steel Sport Exhaust Headers for BMW BMW 325/330/Z3/Z4 with M54 6-cylinder engine, manual transmission These high performance headers were developed in Germany by a leading tuner and are manufactured of out heavy gauge T304 stainless steel for long life. They are intended for track and off road use only unless you weld in catalytic converters. Fits: BMW …