K&N AIR FILTER KDU-1004 crossfire Brand New Red Muffler Side

Brand New Red Muffler Side Number Plate Guard Fender CRF50 Style PIT PRO PIT Bike Trail Bike Dirt Bike Thumpstar

SKU:S005-12MM-RED

SKU:T081__S3B

Restore lost performance of a non-functioning fuel pump with this economical solution

SKU:(A00G + A00H)

K&N AIR FILTER KDU-1004 crossfire Brand New Red Muffler SideIn the early 1960s two motorcycle racers Ken Johnson and Norm McDonald (K&N) developed a ground breaking new idea for an air filter. After experimenting with numerous types of filter media they discovered that an oiled cotton design allowed the filter to not only capture contaminants very efficiently but also allowed it to be washed and reused and the original K&N High Flow Air Filter was born. Five decades later K&N is still innovating industry