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snizzle · 10-05-2011, 07:55 AM

So on average, what kind of HP gain are you looking at with a new cat back on the LS3?

10-05-2011, 07:55 AM	#285
snizzle Recalled user Drives: '12 Camaro SS, '18 Colorado Z71 Join Date: Mar 2009 Location: Richmond, VA Posts: 3,543	So on average, what kind of HP gain are you looking at with a new cat back on the LS3?