Greater Flow , oversized impeller and raised base are designed to discharge more fluid at the same engine speed to improve heat exchange. Fast-cooling Aluminum Space, Increase coolant volume and maximize the cooling area using 6061 aluminum spacer, effectively preventing overheating and reducing the activation of your radiator. The potential of your bike can be unlocked to the fullest with the combination of the aluminum spacer and the upgraded impeller. Durable Vane, The vanes feature heavy-duty 6061 aluminum, super sturdy and not easy to get deformed. Dynamic Look ,Anodized surface for enhanced aesthetics and rust resistance. Ride your beloved bike with pride. CNC Technology, Using the latest generation of CNC technology, they are cut to ensure high accuracy for a perfect fit. The kit come with bolts,oring and fiting sleeves with instructions .