Quote:
Originally Posted by SJFGTO
Power loss with green cats is minimal, 6-8 HP unless you are getting into upper level builds north of 800/850 or so. I still prefer the reliability of no cats with long tubes and a pulley. I have never found adding cats help much with drone, maybe a little. Cats do eliminate rasp which can occur with catless mids. Rasp and drone are 2 different things.
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I don't think I'll ever go past 800whp to be honest. I hate raspy exhausts so yes, I hope it takes care of that.
