Uni NU-2279ST Multi-Stage Competition Air Filter riding-apparel-vest-street Firestone Ride-Rite air helper springs

Firestone Ride-Rite air helper springs provide load support through the use of air pressure that can be adjusted for changing loads

1992-1993 Kawasaki VN1500A Vulcan 88

2002-2005 Arctic Cat 250 2x4

1996 ATK 250 LQ

Uni NU-2279ST Multi-Stage Competition Air Filter riding-apparel-vest-street Firestone Ride-Rite air helper springsUnsurpassed in airflow, dirt stopping and overall performance. Fits in stock air box exactly like OEM filter. Traps dirt and dust in 2 layers of foam. The large pore, pre filter captures the bigger particles. The small pore, inner filter prevents any engine wrecking grit from reaching the cylinder. Features the Ultra Seal grease groove on the sealing surface. Made in the U. S. A. Vehicle Fitment: 1985 1986 Yamaha YTZ250 Tri Z