TWIN AIR Powerflow Yamaha YZF/WRf 1998-13 air filter kit

The best filter in the world can´t do its job if there are leaks in the seal of the airbox. That´s why Twin Air provides a complete line of products to ensure a leak-proof, fool proof fit. Twin Air´s PowerFlow kit comes with a rigid, lightweight, billet aluminum cage that provides a tight seal to the airbox and replaces your flimsy plastic stock cage. A Twin Air Powerflow Kit includes a pre-oiled Twin Air filter, a special aluminum cage and all necessary mounting hardware. For Yamaha YZ 250 F (2001-2013), YZ 400 F (1998-1999), YZ 426 F (2000-2002), WR 250 F (2001-2002), WR 400 F (1998-1999), WR 426 (2000-2002).