550i G30

REDSTAR EXHAUST B58N / B58X downpipe for the all new BMW B58B30M2 Engine. Optimized design, and provides a huge increase in exhaust flow.  *Please check with us for compatibility by VIN before ordering*

REDSTAR EXHAUST BMW M550i 650i 750i 850i xDrive downpipes have a smooth transition from 3.5in OD section to OEM exhaust. Provides a huge increase in exhaust flow and will allow for a significant power gain.*Please list in the comments VIN, year and model when ordering*