K&N RX-4870 Universal X-Stream Clamp-On Air Filter with tapered shape and X-Stream top. Provides low restriction and outstanding filtration.Details:Large End/Base: 6 in (152 mm)Flange Inside...

K&N RX-4950 Universal X-Stream Clamp-On Air Filter features compact tapered design with X-Stream top for excellent performance in universal applications.Specs:Large End/Base: 6 in (152 mm)Flange...

K&N RX-4990 Universal X-Stream Clamp-On Air Filter matches popular dimensions with advanced X-Stream top technology for higher flow and longer intervals.Key Specs:Large End/Base: 6 in (152 mm)Flange...

K&N RX-4990DK Drycharger Wrap adds water repellency and pre-filtration to RX-4990 X-Stream filters. Silicone treated polyester material with uniform micron openings.Features:Fits RX-4990 seriesRound...

K&N RX-4990DL Blue Drycharger Air Filter Wrap provides the same water-repellent protection as the black version but in blue color. Perfect for matching or custom looks.Features:Blue colorFits RX-4990...

K&N RX-4990DR Red Drycharger Air Filter Wrap matches the red filter media for a cohesive look while adding water resistance and extra filtration layer.Features:Red colorFits RX-4990 seriesWater...

K&N SN-2510 Universal Clamp-On Air Filter designed specifically for snowmobile applications. Replaces stock airbox and filter for improved performance and clean air delivery.Specs:Large End Diameter:...

K&N SN-2520 Universal Clamp-On Air Filter for snowmobiles. Provides high airflow and excellent filtration in a shorter profile.Specs:Large End Diameter: 3.75 in (95 mm)Flange Angle: 20 degreesHeight:...

Shortest in the series K&N SN-2530 Universal Clamp-On Air Filter for snowmobiles with tight clearance requirements.Specs:Large End Diameter: 3.75 in (95 mm)Flange Angle: 20 degreesHeight: 4 in (102...

K&N SO-1002 Select Spin-On Oil Filter with bypass valve for broad vehicle compatibility. High flow premium media improves engine performance and provides excellent filtration.Technical...

Compact K&N SO-1003 Select Oil Filter ideal for many import vehicles. High flow design with bypass valve ensures protection and performance.Specs:Thread: 3/4 In. - 16Height: 2.688 in (68 mm)Outside...

K&N SO-1004 Select Oil Filter with M20 X 1.5 thread for wide Asian vehicle compatibility. Reduces restriction for better engine performance.Features:Bypass valveHeight: 3.219 in (82 mm)Outside...