Turbosmart BMW 135i/335i/535i/Z4 w/ N54 Twin Turbo 3.0L Kompact Dual Port Kit

Dual Port vents both to the atmosphere & back into the air intake. Ports with sequential timing allow quieter operation during normal driving, while getting all the benefits of a vent-to-atmosphere BOV under race conditions.This Part Fits: Year Make Model Submodel 2011 BMW 1 Series M Base 2008-2013 BMW 135i Base 2013 BMW 135is Base 2007-2015 BMW 335i Base 2009-2013 BMW 335i xDrive Base 2011-2013 BMW 335is Base 2007-2008 BMW 335xi Base 2008-2010 BMW 535i Base 2010 BMW 535i GT Base 2011-2016 BMW 535i GT xDrive Base 2009-2010 BMW 535i xDrive Base 2011-2016 BMW 740i Base 2011-2015 BMW 740Li Base 2013-2015 BMW 740Li xDrive Base 2020 BMW X6 sDrive40i 2008-2010 BMW X6 xDrive35i 2003-2005 BMW Z4 3.0i 2006-2008 BMW Z4 Coupe 3.0si 2006-2008 BMW Z4 M Coupe 2006-2008 BMW Z4 M Roadster 2006-2008 BMW Z4 Roadster 3.0i 2006-2008 BMW Z4 Roadster 3.0si 2009-2011 BMW Z4 sDrive30i 2009-2016 BMW Z4 sDrive35i 2011-2016 BMW Z4 sDrive35is