Nissan 370Z Forum - View Single Post - Exhaust with valve opening: which setting for track

threeseventy · 06-19-2012, 03:54 PM

Definitely open, it bypasses the restrictive muffler and adds power. New Cadillac CTS-V's come with it JUST in case you want to track your car.

06-19-2012, 03:54 PM	#4 (permalink)
threeseventy Track Member Join Date: Mar 2011 Location: Huntington Beach, CA Posts: 600 Drives: Opinion Rep Power: 15	Definitely open, it bypasses the restrictive muffler and adds power. New Cadillac CTS-V's come with it JUST in case you want to track your car.