Nissan 370Z Forum - View Single Post - Opinion: Berk HFCs with stock Nismo exhaust

DLo · 08-20-2012, 10:20 AM

I was thinking about making this and an intake (perhaps tune) my only engine mods, but I was hesitant about the rasp (and other undesirable noises). Did you have to stuff steal wool in the O2 bung like I have read with other HFC?

08-20-2012, 10:20 AM	#3 (permalink)
DLo Base Member Join Date: Jul 2012 Location: SoCal - South Bay Posts: 244 Drives: 2012 370Z NISMO GM Rep Power: 13	I was thinking about making this and an intake (perhaps tune) my only engine mods, but I was hesitant about the rasp (and other undesirable noises). Did you have to stuff steal wool in the O2 bung like I have read with other HFC? __________________ 2012 NISMO #294 Gunmetal Metallic - Stock