Fabspeed BMW N63/S63 Sport Cat Downpipes (2008-2014) tensioners Please see our ECU Tuning

Please see our ECU Tuning product for the later models 993 Carrera's

polished stainless steel or brushed stainless steel tips

Our Sport Headers use 200 cell HJS catalytic converters which improve exhaust flow while still cleaning your exhaust gases

1990-1994 models 3

You’ll see well over 700 whp (wheel horsepower) (770 HP at the crank)

Fabspeed BMW N63/S63 Sport Cat Downpipes (2008-2014) tensioners Please see our ECU TuningReplaces 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