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Old 02-25-2015, 08:23 AM   #19 (permalink)
FPenvy
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Quote:
Originally Posted by brancky3 View Post
I have non res and a Nismo catback, the hiss is pretty apparent at full throttle under 4-5k RPM, but you won't hear it up top. I don't really get any rasp or drone.

Edit: How much louder is the Stillen CBE compared to Nismo? I'd be happy to make a video of my car, just tell me what you want to hear
the hiss should only be happening on decel.

if you hear a hiss during accel you may have a leak. check your gaskets, connections, and tighten all bolts.
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324whp/258wtq AAM Tuned |F.I. NonRes CF CBE/NonRes TestPipes #373|UpRev Tuner|Akuma Motorsports Intakes|Z1 34 Row Oil Cooler
Quote:
Originally Posted by F.I. Inc. View Post
Yes, they are Tony approved! Frank, when I get around to it, I may put your pipes into production. We will call them, "The FP" option.
-Tony
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