Tested with factory dampers.
Fits
Mazda 3 i 2010
Mazda 3 i 2011
Mazda 3 i 2012
Mazda 3 i 2013
Mazda 3 Mazdaspeed 2010
Mazda 3 Mazdaspeed 2011
Mazda 3 Mazdaspeed 2012
Mazda 3 Mazdaspeed 2013
Mazda 3 S 2010
Mazda 3 S 2011
Mazda 3 S 2012
Mazda 3 S 2013