BMW Seat Belt Receptacle with Belt Tensioner | 2004-2010 HZ2168-1 Porsche Motor Oil Top Tec

Porsche Motor Oil Top Tec 4600 SAE 5W-30 (205L)

Engineered to replace the restrictive factory mid-pipe resonator

Maximum Flow Capacity: Designed with the largest catalytic converters that will fit in the factory location for unrestricted exhaust flow

allowing you to clean and re-oil it for multiple uses

BMW Seat Belt Receptacle with Belt Tensioner | 2004-2010 HZ2168-1 Porsche Motor Oil Top TecSeat Belt Receptacle with Belt Tensioner for 525i (2004 2007), 530xi (2006 2007), 525xi (2006 2007), 550i (2006 2010), M5 (2006 2010), 530i (2004 2007), 528i (2008 2010), 528xi (2008), 535i (2008 2010), 535xi (2008), 528i xDrive (2009 2010), 535i xDrive (2009 2010), 545i (2004 2005)