Sprint Filter T14 - The Low Maintenance Air Filter for Demanding Conditions 14 micron polyester tissue ISO 5011:2020 independently certified class leading air flow and filtration low maintenance - blow clean with compressed air dry filter - no oiling or washing recommended for MX, Enduro, dusty road / off-road conditions Part no. PM237T14 Model compatibility Indian Challenger 2020 – current Indian Challenger Dark Horse 2020 – current Indian Challenger Elite 2023 – current Indian Challenger Limited 2020 – current Cross References Indian 7082417 K&N PL-1720