• A six-step maintenance system designed to recharge any K&N AirFilter. Completely restores air Flow efficiency so your Air Filter performs like new. Includes: 6 1/2oz. Spray Oil, 12oz, Filter Cleaner, Service Decal and service kit.
  • Uni Foam Air Filter Care Kit. Includes spray oil and cleaner. For use on all foam type filters.
  • Uni Universal Bulk Filter Foam - Multiple Densities. Sheets of filter foam in several densities for fabricating air filters Perfect for vintage and custom applications.
    • Green Extra Fine Foam 65PPI - 12"x16" x 5/8"
    • Black Fine Foam 60PPI - 12"x16" x 3/8"
    • Red Coarse Foam 40PPI - 12"x16" x 5/8"
    • Black Extra Coarse Foam 30PPI - 12"x24" x 5/8"
  • Uni Air-Box Vents. Uni's foam filtered air vents increase the amount of air to the air filter for a better air supply and improved performance. The removable foam element may be cleaned and re-oiled for years of dependable service. For street, dirt and atv applications, 2 or 4 stroke motors. Re-jetting may be required depending on application and number of vents installed. Easy to install, simply drill hole in air box and press in. 6 air vents in a package.
  • Y-boot Adaptors for Larger Mikuni Carburetors
    • Install a Y-boot Filter kit on your Yamaha RD with Larger Carburetors
    • Increase performance by reducing turbulance generated from pod filters
    • Adapts our Y-boot filter kit to fit the larger aftermarket Carbs with a 58mm inlet housing
      • Mikuni VM30-34
      • Mikuni TM32-34
      • Includes 2 adaptors and 2 clamps
    • Made from Aluminum. In Lincoln NE, USA
    • Sold as a pair
  • Yamaha RD250 RD350 R5 Air Box Strap. This is the rubber strap to secure metal lid on air-box. Reproduction part, no longer available from Yamaha. Sold Each.
  • Yamaha RD350 Y-Boot Clamp 90460-77016-00. This is the clamp that secures the Y-boot to the bottom of the air filter box or Y-boot air filter set up. No longer available from Yamaha, this is a reproduction part and is a yellow-ish gold color. Replaces Yamaha OEM part number 90460-77016-00