The COBB 3" Stainless Steel Catted Downpipe for the BMW N55 powered vehicles is a direct replacement which features a highflow 304 stainless steel construction and cast tail section.
Free up your BMW's N55 engine with the COBB 3" Downpipe! This direct replacement for the factory downpipe features a 200 cell count high flow catalytic converter and 304 stainless steel tubing. The CNC machined vband flange and the cast merge section ensures perfect OEMlike fitment. All of these features combine to provide a free flowing exhaust outlet for high energy exhaust gases to reduce turbo back pressure and increase turbo efficiency. Off the shelf mapping available for Accessport part number APBMW002 so it's perfectly tuned out of the box.
200 Cell Count Magnaflow Catalytic Converter
3" Diameter 304 Stainless Steel Tubing
Casted Merge Section at Catback Connection
CNC'ed VBand Flange