Nissan 370Z Forum - View Single Post

Armhunter · 10-25-2012, 04:15 PM

I just had my FI Test pipes installed.. I have the Stillen cold air intake along with the stock Nismo Exhaust. Anyone else notice this car has a crazy Hissing sound at around 4500+ RPM?

10-25-2012, 04:15 PM	#1 (permalink)
Armhunter Enthusiast Member Join Date: Mar 2012 Location: bakersfield, CA Posts: 338 Drives: 12 Nissan 370z Nismo Rep Power: 13	Crazy Hissing sound I just had my FI Test pipes installed.. I have the Stillen cold air intake along with the stock Nismo Exhaust. Anyone else notice this car has a crazy Hissing sound at around 4500+ RPM?