BOYESEN Rad membraan systeem - Yamaha YZ250 with flow design

with flow design

under arm and side panels to help improve air flow exhaust where

RFX Pro Series Shark Teeth Footrests are all new and feature a revolutionary tooth design

meer vermogen en een betere stijging in toerentallen van uw motor

• Expanded Polystyrene (EPS) chin bar creates an additional element

BOYESEN Rad membraan systeem - Yamaha YZ250 with flow designBoyesen 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