Nissan 370Z Forum - View Single Post

FNR32 · 12-28-2015, 03:51 PM

I don't think so. Many people run those mods without a tune. Depending on the o2 sensor placement with the HFC you might get a CEL, but it's hard to say for sure.

12-28-2015, 03:51 PM	#4 (permalink)
FNR32 Base Member Join Date: May 2012 Location: Birmingham Posts: 105 Drives: 2014 370Z Rep Power: 12	I don't think so. Many people run those mods without a tune. Depending on the o2 sensor placement with the HFC you might get a CEL, but it's hard to say for sure.