Tested with factory dampers.
Fits
BMW 320i Base 2013
BMW 320i Base 2014
BMW 320i Base 2015
BMW 320i Base 2016
BMW 320i Base 2017
BMW 320i Base 2018
BMW 328i Base 2012
BMW 328i Base 2013
BMW 328i Base 2014
BMW 328i Base 2015
BMW 328i Base 2016
BMW 428i Base 2014
BMW 428i Base 2015
BMW 428i Base 2016