Twin Air PowerFlow Replacement Air Filter Part Number:1018-5037 (MFG #: 156061FR) Removes encrusted chain lube

Removes encrusted chain lube

Works with any tire size and elevation

high impact plastic

One-time adjustment for your phone or GPS

Revolutionizing modular helmet design and setting a new precedent for the lightest

Twin Air PowerFlow Replacement Air Filter Part Number:1018-5037 (MFG #: 156061FR) Removes encrusted chain lubeFEATURES 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