Flame arrestor, Coned Power Filters, non Powervalve

After years of testing different flame arrestor shapes and elements, our tuners have produced the best performing flame arrestors available. These stainless capped, screen type flame arrestors are built to our specifications by K&N. Fits all Yamaha watercraft (except Yamaha 800/1200/1300 Powervalve 2-stroke motors and all Yamaha 4-stroke motors). Unique design provides easy access to carburetor adjustment screws.