K&N RC-1824 Universal Clamp-On Air Filter Premium Quality Upgrade Performance. K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are washable and reusable and provide high air-flow with excellent filtration. Designed to provide increased horsepower and acceleration. Specifically developed for Off-Road, Motocross, ATVs, UTVs and Side by Sides. Pleated cotton media provides a large filtration area offering low restriction, high-capacity and long service intervals. Multiple layers of woven cotton gauze media offers excellent filtration. Fits directly into OEM air box with application specific sealing bead ensuring a precise fit. No fuel management modifications are required to obtain increased performance. Washable & reusable, most are pre-oiled and ready to ride. Oval Tapered Universal Air Filter. 2.75 in (70 mm). 2 in (51 mm). 0.625 in (16 mm). 1.6 lb (0.7 kg). 1.58 lb (0.72 kg). 4 in (102 mm). 2.719 in (69 mm). 0.5 in (13 mm). The table below is a product-data summary and may not show every engine or trim restriction. 998 Inc 4 Filters. 600 Inc 4 Filters. 1000 Inc 4 Filters. 581 Inc 4 Filters. 599 Inc 4 Filters. Showing 24 representative applications from 122 records. K&N part number: RC-1824 Category: Powersports Air Filters.