Boyesen Rad Valve Boot & Clamp (RBK-25) For Arctic Cat

Our key breakthrough factors make Boyesen vs the most advanced air intake system you can add to your sled! The Gulp Factor -Your engine is a glutton for air. It will take over 200 gulps per second, at velocities over 500 MPG - if your intake valve will let it. The Rage Cages seamless, one-piece, precision casting and continuous aeroform surfaces ensure maximum flow velocities and instant, explosive movement of air particles the moment you open the throttle. Result: An intake valve the size of your fist delivers air with the power of a tornado.