Thread: Quick question
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Old 26-11-2011, 09:45 AM
wonkey85 wonkey85 is offline
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Join Date: Jul 2011
Posts: 322
Default Quick question
Ive got a cat back exhaust on my51 bug. Question is I've got the chance to either replace both cats with a down pipe. Or do I just replace the rear cat? Is it illegal if I do both? And do I have to map it once done? Many thanks Wonkey
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