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Old 08-16-2014, 10:45 AM   #4089 (permalink)
F.I. Inc.
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Quote:
Originally Posted by SwissCheese View Post
How much louder are the resonated test pipes vs. the resonated HFCs?
The RTP's are much louder than the RHFC's. You are completely eliminating a catalytic converter vs. going with a high flow catalytic converter. It is hard to put it in to a percentage base. Different exhaust systems and applications will cause it to vary.

Thanks.
-Tony
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