PCV Pressure Regulator Valve Repair Kit Compatible with BMW 550i 650i 745i X5 N62 Engine 4.4 4.8L

With a bad gasket or weak spring you could be losing pressure, resulting in less power. A pressure regulator valve repair kit stops power-robbing leaks. Vehicle Fitment: Compatible with 2010 550i 4.8L 2010 650i 2010 X5 4.8L 2009 550i 2009 650i 2009 X5 4.8L 2008 550i 2008 650i 2008 750i / Alpina B7 2008 X5 4.8L 2007 550i 2007 650i 2007 750i / Alpina B7 2007 X5 4.8L 2006 550i 2006 650i 2006 750i 2006 X5 4.4L / 4.8L 2005 545i 2005 6-Series 4.4L 2005 745i 2005 X5 4.4L / 4.8L 2004 545i 2004 6-Series 2004 745i 2004 X5 4.4L / 4.8L 2003 745i