Underground Division Downpipe for the models below:
-BMW E90 / E91 / E92 335ix N55 2008-2013 (306hp)
-BMW E84 X1 N55 2009-2015 (306hp)
OEM Part Numbers:
Pipe diameter - 76mm
Downpipe made 100% from Stainless steel 304 and TIG welded for better performance and durability.
All the flanges and exhaust parts are made by CNC machine.