aFe Silver Bullet Throttle Body Spacers TBS GM C/K 1500/2500/3500 87-95 V6-4.3L V8-5.0/5.7L AMG GT | GTS [2015-2017] The reservoirs feature Dual Speed

The reservoirs feature Dual Speed Compression (DSC) adjusters

especially when combined with the Window Visors

Carbonado 2011-2019 BMW 3 Series F30 F35 M-Tech GV Style Carbon Fiber Rear Lip

2L engine the classic S-Type sound without any drone inside the vehicle

aFe Silver Bullet Throttle Body Spacers TBS GM C/K 1500/2500/3500 87-95 V6-4.3L V8-5.0/5.7L AMG GT | GTS [2015-2017] The reservoirs feature Dual SpeedSilver 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.