aFe Silver Bullet Throttle Body Spacers TBS Jeep Wrangler (TJ YJ) 91-06 4.0L 2012-2015 Camaro ZL1 The BORLA R&D Team has

The BORLA R&D Team has developed an awesome sounding exhaust for the 1

LOCK & KEY: Protect your investment

The systems are made using T-304 stainless steel to ensure that it can handle whatever you throw its way

The exhaust system is constructed out of durable

aFe Silver Bullet Throttle Body Spacers TBS Jeep Wrangler (TJ YJ) 91-06 4.0L 2012-2015 Camaro ZL1 The BORLA R&D Team hasaFe Silver Bullet Throttle Body Spacers TBS Jeep Wrangler (TJ YJ) 91 06 4. 0L Silver 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