
Manufacturer reference: WM050B — Brand: KSX. Replace your original hoses with a kit designed for off-road use: these reinforced silicone radiator hoses are built to withstand the demands of motocross, where heat, vibrations, and debris require reliable and flexible materials.
KSX hoses offer flexibility suitable for installation on demanding chassis and facilitate coolant flow thanks to optimised shapes. Ideal for motocross bikes like the YAMAHA YZ 450 F (2019–2021), they provide a clean and durable finish around the radiator. Easy to install, they fit the original circuit without major modifications.
Choose this kit if you are looking for an aesthetic and robust solution to replace worn hoses or improve reliability on the track. Check compatibility with your model before ordering.