This air compressor solenoid valve unit, also known as an air compressor valve block, directly replaces the original unit on specific vehicles. It restores proper suspension performance when the original unit fails. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [BMW 535i GT xDrive: 2011, 2012, 2013, 2014, 2015, 2016, 2017] - [BMW 535i GT: 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017] - [BMW 550i GT xDrive: 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017] - [BMW 550i GT: 2010, 2011, 2012, 2013, 2014, 2015] - [BMW 740i: 2013, 2014, 2015] - [BMW 740Ld xDrive: 2015] - [BMW 740Li: 2011, 2012, 2013, 2014, 2015] - [BMW 750i xDrive: 2013, 2014, 2015] - [BMW 750i: 2013, 2014, 2015] - [BMW 750Li xDrive: 2010, 2011, 2012, 2013, 2014, 2015] - [BMW 750Li: 2009, 2010, 2011, 2012, 2013, 2014, 2015] - [BMW 760Li: 2010, 2011, 2012, 2013, 2014, 2015] - [BMW Alpina B7 xDrive: 2013, 2014, 2015] - [BMW Alpina B7: 2013, 2014, 2015] - [BMW Alpina B7L xDrive: 2011, 2012, 2013, 2014, 2015] - [BMW Alpina B7L: 2011, 2012, 2013, 2014, 2015]