aFe Power Silver Bullet Throttle Body Spacer Toyota Tacoma 16-21 V6-3.5L

Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior to entry of the engine - increasing performance, as well as improving throttle response and fuel efficiency. Constructed from Durable 6061-T6 Billet Aluminum Unique Serrated/Helix Entry Design Creates Turbulence and Eliminates Whistle Sound Increases Air Intake Speed, Improving Performance & Throttle Response Serrated/Helix Design:  The Serrated/Helix combination design creates intake turbulence in the combustion chamber. This turbulence breaks up the fuel which creates a more complete combustion cycle increasing horsepower, torque and improving throttle response. The Serrated/Helix combination design also reduces intake whistle that occurs with Helix only designs. 6061-T6 Billet Aluminum Construction:  All Silver Bullet Throttle Body Spacers are constructed from 6061-T6 billet aluminum precision machined for light weight, high strength and perfect fit and finish. Longer Intake Tract: