aFe Silver Bullet Throttle Body Spacer 09-18 Nissan 370Z V6-3.7L (VQ37VHR) Color:Silver Both the stem and bolt

Both the stem and bolt threads are pre-coated with Vibra-tite threadlocker

Bottom line

0 inches and a maximum diameter of 5

of load-leveling capacity

This can be particularly dangerous to high cylinder pressure applications

aFe Silver Bullet Throttle Body Spacer 09-18 Nissan 370Z V6-3.7L (VQ37VHR) Color:Silver Both the stem and boltOne of the easiest additions to improve low end horsepower and torque to your VQ37 is the Silver Bullet Throttle Body Spacers. The TBS has both a Serrated and Helix combination design, which creates air turbulence in the intake manifold, increasing the air pressure in the combustion chamber. This design also reduces intake whistle that occurs with other helix only designs. Kit comes with two spacers to work with the VQ's dual throttle body design.