BOYESEN offers you this complete intake kit for your HONDA CR 250cc. This intake kit is composed of this aluminum pipe, an internal Ø45mm fixing sleeve as well as these carbon fins and oiled paper gasket. This very complete pack allows you to upgrade your intake system, but also to increase the performance of your machine. Boyesen engineers have developed a series of technical innovations on its line of intake systems to optimize power, torque and smoothness: Aerodynamic Surface Optimization, Model-Specific Reed Petal Tensioning, Material Fuel Resistance, and Multi-Stage Reed Timing.

The BOYESEN valve boxes are developed specifically for your motorcycle

100% aluminum housing, optimized internal surface finish

The 4-way diffuser to optimize the flow and avoid pressure drops

Inlet pipe and clamps supplied, direct mounting without modification

Variable flexibility valves, specific to each model (Aerospacial quality carbon)

Rubber-coated, hydrocarbon-resistant valves for extended seal life

The RC2 valve gear, developed in competition, significantly optimizes the intake flow, which leads to more efficiency, more power and better revs.