Boyesen Supercooler Water Pump Kit Yamaha Yz250F 01-13 Blue Sale '13-'16 EXC & XC-W KTM

'13-'16 EXC & XC-W KTM & Husaberg

KTM EXC-F front

Husqvarna TE250 14-18 rear

· Yamaha TTR125 2023

Pro Circuit throttle tubes are CNC-machined out of aluminum

Boyesen Supercooler Water Pump Kit Yamaha Yz250F 01-13 Blue Sale '13-'16 EXC & XC-W KTMReduced to its common reasons for being essential in an internal combustion engine, cooling system efficiency can have a dramatic influence on the longevity of the internal working components of your bike's engine. These include the reduction of thermal stresses and strains caused by pre ignition and detonation (particularly the latter), distorted cylinder bores, potential damage to pistons and rings, and damaged valve train components.