The Boyesen Supercooler Water Pump Kit - KTM/Husqvarna SXF/FC450 2016-22, EXC-F/FE/FX 450/501 2017-22 - Black is part of the latest performance motocross, enduro and quad hard parts range from Boyesen.Boyesen make some of the best performance-enhancing components for on and off road motorcycles, and are known for their high quality and durability.. Used by many factory teams around the world, Boyesen parts improve your bikes performance and are far more durable than OEM parts. They also give your bike that all important factory look!. If you are looking for high-quality performance parts for your motorcycle, motocross or enduro bike, Boyesen is an excellent option. Their parts are made from the best materials and are designed to provide maximum performance!. Internal engine heat, although needed for horsepower, is also extremely destructive to your engine if it is not managed properly.. Boyesen SuperCooler Water Pump Cover and Impeller Kits are specifically designed to enhance the pe