The Kawi Performance Belt Tensioner Arm Kit directly replaces the factory cast aluminum arm adn components that weaken over time at critical points causing belt slip and diminished boost output. The CNC machined billet arm houses stainless steel bearings that are protected with viton seals and secur...

Directly replaces the factory bushings and rubber sleeves that weaken over time causing tensioner misalignment and belt slip. Machined from marine-grade alloy, the upgraded inserts and high-strength polymer sleeves provide superior support and durability. Combined with the supplied o-ring seals, thi...

Our Ultra 310 ‘K3’ Supercharger Pulley Kit produces +3 PSI over the OEM supercharger pulley delivering incredible horsepower and torque. The 101mm diameter main pulley is constructed of high strength billet aluminum and coated with a military spec material for improved belt wear and corrosion re...