BOYESEN Rad membraan systeem - Yamaha YZ250 } By dramatically lowering the

} By dramatically lowering the temperature of the oil–and your water temp accordingly–Twin Air's patented oil cooler can keep your rides–and your engine–at peak performance longer

Excellent price/quality ratio

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Large secondary compartment for belongings and essentials

Rekluse's billet Core components help keep the clutch cooler and resist wear with improved oil flow and hard anodized coatings

BOYESEN Rad membraan systeem - Yamaha YZ250 } By dramatically lowering theBoyesen engineers have applied a range of technical innovations to their range of intake systems to ensure optimal power, torque and smoothness: Aerodynamic Surface Optimization, Model Specific Reed Petal Tensioning (specific valve for each model) , Material Fuel Resistance (materials resistant to hydrocarbons) and Multi Stage Reed Timing (valves that open in stages). The BOYESEN valve diaphragms have been specially developed for each engine model