Originally Posted by ZScr3am

Well I installed my HFC today and let me tell you that freakin demon bolt or should I say bolts on the top driver side cat really pissed me off not to mention slowed me way down!!!! Then I started her up and heard this hissing sound. Didn't know what that was thought I had a leak and the guys at the shop had no idea either because they have never installed a F.I. and Berk setup before! Then I called Tony at F.I. which is an awesome guy!! He said don't worry bout it as long as it only happens on deceleration you are good. That is just the first 2 hours of my day!