Bilstein B14 (PSS) suspension kits feature ride height adjustability in an OE quality, direct fit package. These kits offer monotube performance dampers with matched springs that are tuned for each specific application. The zinc coated and threaded body design will give you the flexibility to find the perfect ride height setting for your intended use while providing unsurpassed protection against the harshest road elements. B14 (PSS) suspension kits are made in Germany and feature technology tested on the famed Nurburgring. Performance Suspension System Coming Soon BMW 128i 2013-2008, 135i 2013-2008, 135is 2013, 325i 2006, 328i 2013-2007, 330i 2006, 335d 2011-2009, 335i 2013-2007, 335is 2013-2011