Quote:
Originally Posted by spcmafia
Catless FP are a contributor to rasp on a setup, due to proximity to headers. A double resonated one like HKS would be ideal. Or even a HFC. The JDM hangers will help with vibrations/drone. But other than that it would come down to Catback choice.
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This is correct.
So who wants to buy a catless front pipe lol.
I went ahead and swapped back in the the stock front pipe and it resolved about 75% of the rasp and actually improved the sound to a deeper burble not as sharp and tinny. Free flow and HP be damned, it was intolerable.
Thanks!