Velocity Stack Air Cleaner w/ 5 1/8" Carburetor Neck Speedmaster valve seals are posi-stop

Speedmaster valve seals are posi-stop seals made from high-temperature Viton¨ material for a long-lasting seal

Whether your use is off-roading

equal-distribution layout produces great midrange torque without compromising top-end power

For performance ball joints from a name you can trust

Valve stem seals control the lubrication of the valve stem as it slides in the valve guide

Velocity Stack Air Cleaner w/ 5 1/8" Carburetor Neck Speedmaster valve seals are posi-stopLooking for a way to increase the amount of clean air going into your engine? Speedmaster's velocity stacks are chrome plated with a steel mesh top. These high quality stacks also feature a reusable foam filter.