Fabspeed BMW N63/S63 Sport Cat Downpipes (2008-2014) Brakes rattle or break

rattle or break

The shrouds follow the design curves of the housings and extend to the inside wheel arches where a rubber seal allows for movement of the intakes with the engine

CNC mandrel-bent primary pipes for maximum horsepower & torque

and boost pressure (if applicable)

That’s why we developed military spec thermal blankets that provide better than OEM heat control for our Sport Headers and many other aftermarket headers

Fabspeed BMW N63/S63 Sport Cat Downpipes (2008-2014) Brakes rattle or breakReplaces the restrictive factory catalytic converters with high flow 200 cell HJS cats for more sound and power. FITMENT: X6 xDrive50i (2008 2012) X6 ActiveHybrid (2010) X6 M (2010 2012) X5 xDrive50i (2011 2012) X5 M (2010 2012) 550i (2011 2012) 550i xDrive (2011 2012) 550i GT (2010 2012) 550i GT xDrive 2010 2012) Alpina B7 (2011 2012) Alpina B7L (2011 2012) Alpina B7 xDrive (2011 2012) Alpina B7L xDrive (2011 2012) 750i (2010 2012) 750i xDrive (2011