When i had the ecos wheels, ET25 . Hit arches with 205's



comp 17 Et37 71/2 j ,These were spot on



Old style comp s,these were ET35 17 s by 7 1/7 j and were fine



And now i have 17x8 rear Et 30. 17x7 Et 30 front which are fine,but had to take a few mm off the kit/bumper