aFe Silver Bullet Throttle Body Spacers TBS GM Trucks & SUVs 99-07 V8-4.8/5.3/6.0L (GMT800) 2008-mercedes-benz-c350-sport-esi6574063 5 +50 5x130 Racing Titanium

5 +50 5x130 Racing Titanium Black

AEM High Volume fuel rails feature a 1/2-inch fuel bore to support fuel flow for applications up to 1

Quick connect connectors

TIG welded sway bar ends

40-micron stainless

aFe Silver Bullet Throttle Body Spacers TBS GM Trucks & SUVs 99-07 V8-4.8/5.3/6.0L (GMT800) 2008-mercedes-benz-c350-sport-esi6574063 5 +50 5x130 Racing TitaniumSilver 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.