Quote:
Originally Posted by imthescott
I’ve read that the berk hfc sound really good and also read they sound really bad. I’ve heard nothing but great things about the ART pipes but also dealing with emissions testing.
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You will only be able to pass emissions with hfc’s or the Genuine Nissan cats without having to change them out. At one time I had the AAM Competition hfc’s and they sound good in my opinion. Start up sounds good and tone is nice they are not as loud as the Art’s pipes would be though.