cat convertor
3.4grandam
10-23-2005, 03:17 PM
hey whats up everyone, i have a question on my 2001 3.4 grand am. i have an intake and exhaust on it now and i was wondering if i took my cat off and replaced it with just a straight pipe back to the muffler will it mess with any computer stuff and will it give any noticable power
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