never used a clay bar on my ride. the idea of shaving a little off to put more on seemed counter productive.
under the spoiler was gross btw. and the claybar did absolute wonders
99 GT - top swapped, S2X cam. - sadly, sold
96 Firebird Formula - T-tops and exhaust leak. 14.26 @ 97.8 - sold
2008 Chevrolet Cobalt SS - stock, in all of it's turbocharged awesomeness