Fits: 2007–2013 Cadillac Escalade 2007–2013 Cadillac Escalade ESV 2007–2013 Cadillac Escalade EXT 2007–2013 Chevrolet Tahoe 2007–2013 Chevrolet Avalanche 2007–2013 Chevrolet Suburban 1500 2007–2013 Chevrolet Suburban 2500 2007 Chevrolet Silverado 1500 HD Classic 2007 Chevrolet Trailblazer 2007–2013 Chevrolet Silverado 1500 2007–2013 Chevrolet Silverado 2500 HD 2007–2013 Chevrolet Silverado 3500 HD 2007–2013 GMC Yukon 2007–2013 GMC Yukon XL 1500 2007–2013 GMC Yukon XL 2500 2007 GMC Sierra 3500 Classic 2007–2009 GMC Envoy 2007–2013 GMC Sierra 1500 2007–2013 GMC Sierra 2500 HD 2007–2013 GMC Sierra 3500 HD 2007 Buick Rainier aFe46-34003Throttle Body SpacersSilver 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.Designed to deliver more horsepower and torque, aFe Silver Bullet throttle body spacers make an excellent addition to your vehicle. They're precision-machined from T-6061 billet aluminum to exacting specifications to provide optimal performance. The combination serrated/helix design creates turbulence so that the air/fuel charge is thoroughly mixed for a complete burn. Their specially-designed serrated edge will reduce the whistling sound normally associated with throttle body spacers. The aFe Silver Bullet throttle body spacers increase the volume between the throttle and cylinder, improving volumetric efficiency.
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