Nissan 370Z Forum - View Single Post

littlejuanito · 07-16-2018, 02:26 PM

The hiss is common on these VQ37 engines, especially with HFC installed. You just gonna have to get used to it or put your catalytic converter back on.

07-16-2018, 02:26 PM	#2 (permalink)
littlejuanito Track Member Join Date: Jul 2014 Location: Sherman Oaks, CA Posts: 812 Drives: 2014 Touring Sport Rep Power: 418	The hiss is common on these VQ37 engines, especially with HFC installed. You just gonna have to get used to it or put your catalytic converter back on.