will 15 inch wheels clear the rear of our cars? a friend has a set up universal 15's with a set up slicks layin around i can take off his muscle car. before it ake them off and what not and just have shit laying aroudn that wont work, will they clear if the offsets good enough? i jsut know there GM and have another lug pattern so im not even sure if the lug pattern will fit im just curious if 15's in general work on our rear