aFe Silver Bullet Throttle Body Spacers TBS Nissan Frontier/Pathfinder/Xterra 05-09 V6-4.0L 2018-bmw-340i-xdrive-esi6609375 BMW F39 / F44 B48

BMW F39 / F44 B48

Part Number: EVE-HCN-CF-INT

Inconel-tubing protects the wiring

Eventuri Black Carbon MAF Tube and Silicone Hose – Honda Civic Type R FK2

aFe Silver Bullet Throttle Body Spacers TBS Nissan Frontier/Pathfinder/Xterra 05-09 V6-4.0L 2018-bmw-340i-xdrive-esi6609375 BMW F39 / F44 B48Silver 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.