Nissan 370Z Forum - View Single Post - Berks HFC with nismo- rasp/rattle extremely loud -

Vrg37s · 11-03-2014, 10:58 PM

Well u made the problem worse by removing the resonators in the mid pipe. The HFCS do add some hiss but nothing major IMO. U should add resonators to the mid pipe and this will help out a lot.

11-03-2014, 10:58 PM	#2 (permalink)
Vrg37s Base Member Join Date: Apr 2013 Location: CA Posts: 235 Drives: 08 G37 Rep Power: 12	Well u made the problem worse by removing the resonators in the mid pipe. The HFCS do add some hiss but nothing major IMO. U should add resonators to the mid pipe and this will help out a lot.