aFe Silver Bullet Throttle Body Spacer 12-15 BMW 328i (F30) L4-2.0L N20/N26 2007-nissan-quest-esi8814790 Each spacer is forged from

Each spacer is forged from 6061-T6 aluminum

25 gallon of extra capacity and lowers coolant temps by a proven 35

2009 Lexus RX350 3

engineered specifically for the JK chassis

3 bar high-pressure radiator cap

aFe Silver Bullet Throttle Body Spacer 12-15 BMW 328i (F30) L4-2.0L N20/N26 2007-nissan-quest-esi8814790 Each spacer is forged fromSilver 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.