Kawasaki FR Series engine air filter box. Super commercial has over 40% more filter surface area. This is the biggest FR series air filter on the market today. 1x FR series 2 stage air filter box. 4 layer Silicone hose and clamps. 1x set of 2 stage SUPER commercial style air filters #. Hardware installation screw kit. Two screw install, Installs in 10 minutes! Commercial air filter box only fits zero turn mowers with the following. FR651V – FR691V – FR730V. Bad Boy Maverick, Magnum, ZT Elite, ZT Avenger (With FR engine). Big Dog Alpha MP 60 (With FR engine). Craftsman Z5200 (With FR engine). Gravely HD (With FR engine). Husqvarna Z242F (With FR engine). Huskvarna Xcite Z345 Z350 Z375 (With FR engine). Hustler Raptor (With FR engine). Raptor, Raptor Flip-Up, Raptor Limited, Raptor SD, Raptor SDX, FasTrak, FasTrak SD and FasTrak SDX (With FR engine). Scag Liberty Z (With FR engine). Troy Built Mustang ZTR (42″, 50″) (With FR engine). Toro Titan Max (With FR engine). Toro Titan with “MyRide” (With FR engine). Xmark Quest X-Series (With FR engine). You will receive 1x brand new air box with filter set.