Sprint Filter P08 - The High Performance Polyester Air Filter 80 micron polyester tissue class leading air flow and filtration low maintenance - blow clean with compressed air dry filter - no oiling or washing as factory fitted to top Ducati sports models recommended for road and race Part no. PM237S 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