TWIN AIR Air Filter Kit - Polaris 156090P Minicross Rally Handguards Dyno charts (scroll through images)

Dyno charts (scroll through images) shown for Husqvarna 501

A bit louder than Cobra's standard offerings It produces that deep rumble you expect

Screen printed front graphics and contrasting drawcords

lever control

Graves Motorsports WORKS Race Rear Spring Collar

TWIN AIR Air Filter Kit - Polaris 156090P Minicross Rally Handguards Dyno charts (scroll through images)Dual bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters (flow bench proven)Twin Air filters are slightly smaller than stock to make them easier to change and to increase dead air space around the filter for better performance Flat foam sealing ring securely seats against the airbox, even in the worst riding conditions