Fitment: Valvetronic Motor for 2007-2013 BMW 328i 2007-2008 BMW 328xi 2009-2013 BMW 328i xDrive 2006-2007 BMW 525i 525xi 2008-2011 BMW 528i 2008 528xi 2009-2010 BMW 528i xDrive 2006-2007 BMW 530i 530xi 2006 BMW 325i 325xi 330i 330xi Fitment: Engine Variable Valve Lift Eccentric Shaft Actuator Valvetronic Motor for 2007-2017 BMW X3 2015-2017 BMW X4 2007-2010 BMW X5 2006-2011 BMW Z4 2008-2013 BMW 128i OE Number: 11377548388, 11-37-7-548-388, 11377518204, 11-37-7-518-204, 916885, A2C59515105 Attention: Fits for BMW E60 E61 E70 E82 E83 E85 E86 E88 E90 E91 E92 E93 F10 F25 Function: Drive the eccentric shaft through electronic control signals, accurately adjust the engine valve lift, and directly control the intake air volume. This improves combustion efficiency, power response, and fuel economy while reducing emissions Service: Please Check the Fitment and Part Number before Buying. 365-day Service Support