used usdm cat VS new muffler shop cat
08-08-2003, 01:19 PM
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used usdm cat VS new muffler shop cat
Would a used 97 gsr oem cat reduce emissions better than a new universal cat? I want worried about hp or power, just cleaner emissions.
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djay86
Honda CRX / EF Civic (1988 - 1991)
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07-06-2002 09:39 AM