aFe Silver Bullet Throttle Body Spacers TBS Jeep Wrangler (JK) 07-11 V6-3.8L Color:Silver The easy-to-read pressure gauge allows

The easy-to-read pressure gauge allows for on-the-go adjustments

The AEM 21-478WR Performance Cold Air Intake System produces horsepower and torque gains by replacing your vehicle's restrictive factory air filter and air intake housing

making the install process easy

The 2-piece tailpipe and bayonet style hangers provide a hassle-free installation

aFe Silver Bullet Throttle Body Spacers TBS Jeep Wrangler (JK) 07-11 V6-3.8L Color:Silver The easy-to-read pressure gauge allowsSilver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T 6061 billet aluminum and using a unique serrated helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.