K&N Replacement Air Filter ER650 / Z650 '21-'22 S3-Size-LRG while an H2OUT membrane inside

while an H2OUT membrane inside provides protection against rain and wind

motorcycles landing on engine cases can end up seriously damaged or even written off

to be mounted instead of the original screen / 25

Ships with 45° bite valve

Adjustable grip range 39mm - 49mm

K&N Replacement Air Filter ER650 / Z650 '21-'22 S3-Size-LRG while an H2OUT membrane insideK&N's high flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle. Features Designed to provide increased horsepower and torque. Pleated media provides a large filtration area offering long service intervals. Multiple