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usp55 · 01-19-2008, 10:44 AM

almost positive its the cat. It the stock one so will adding a magnaflow hi flow cat change the sound of my car?

01-19-2008, 10:44 AM	#6
usp55 Join Date: Oct 2007 Location: Sewell, NJ Posts: 1,044 iTrader: (2)	almost positive its the cat. It the stock one so will adding a magnaflow hi flow cat change the sound of my car? __________________ 1971 Firebird Project