Bilstein B6 Performance (10-Way) dampers are a performance upgrade to OE dampers and feature manual damping adjustment. The 10-way damping system adjusts both rebound and compression with each click to provide the best handling performance in any condition. Each damper is rigorously tested for quality that meets or exceeds OE standards. B6 Performance (10-Way) dampers will provide improved safety and handling performance with the added benefit of world-famous Bilstein quality. BMW 128i 2013-2008; 135i 2013-2008; 323i 2011-2006; 325i 2006; 328i 2012-2007; 330i 2006; 335d 2011-2009; 335i 2012-2007; 335is 2012-2011 BMW 120i 2010-2005, 125i 2010-2009, 128i 2013-2008, 130i 2010-2006, 135i 2013-2008, 323i 2011-2006, 325i 2010-2006, 328i 2012-2007, 330i 2007-2006, 335d 2011-2009, 335i 2012-2007, 335is 2012-2011