i put my 19 inch c-2's on and the diameter is almost the same as the 16's i had just a tiny bit bigger..they ride so nice to..get a camber kit and some coilovers and shocks and grind out the rear fender..i will post pics of mine soon i have to get a new rim though there was a defect on my racing harts but omg do they look so damn good..:thumbsup