Quote:
Originally Posted by ZMan8
It hisses even with stock exhaust It's just not that audible. The less restriction the more pronounced the hiss. I can hear it hiss with stock cats and my fi cbe. Its not loud but it's there. Hfc or tp you will hear hiss from far away. No way around it.
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my full non-res setup you can really hear the hiss but i dont mind it. sadly i get alot of people thinking it's boosted and thats the BOVs making the sound