I have a 2009 bone stock and want to increase my exhaust sound and not generate excessive drone. I don't want to mess with headers, so thinking hi-flow cats and a Corsa cat back. Most of the hi-flows are 3". Is there any advantage/ disadvantage of 2.5 vs 3" catback?
Ad pending in classifieds. For sale: 2009 Dodge Viper ACR in snake skin green with 7k miles in Kansas City. I am the original adult owner of this car and this is the third Viper I have owned. The car is in excellent condition and has no mechanical or cosmetic issues. This car has never been...
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