aFe Silver Bullet Throttle Body Spacers TBS Nissan Titan/Armada Infiniti QX56 04-09 V8-5.6L 'fits_2019-2019`BMW`M3' Sizing: 13" Diameter (330mm) with

Sizing: 13" Diameter (330mm) with 1

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aFe Silver Bullet Throttle Body Spacers TBS Nissan Titan/Armada Infiniti QX56 04-09 V8-5.6L 'fits_2019-2019`BMW`M3' Sizing: 13" Diameter (330mm) withaFe Silver Bullet Throttle Body Spacers TBS Nissan Titan Armada Infiniti QX56 04 09 V8 5. 6L 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