Wossner Piston Yamaha YZ450F 03-04 / WR450F 03-11 (Pro) (Hi-Comp) Category_IRS Kits Aerodynamic design minimizes wind drag

Aerodynamic design minimizes wind drag and enhances stability

Constructed with soft PVC leather stitched around foam for additional comfort and a fully adjustable headband ensuring one size fits all

Note: Do not use any chemical products on iridium/mirror finish visors

Sold Secure Motor Scooter Silver approved

Polisport's airbox covers are developed with our exclusive technologies - IPD (in-mold plastic decals) and DGP(durable gloss propylene) -

Wossner Piston Yamaha YZ450F 03-04 / WR450F 03-11 (Pro) (Hi-Comp) Category_IRS Kits Aerodynamic design minimizes wind dragWossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service. Features In house designed and manufactured; all forgings are produced in Wossner's company owned forging operation 4 stroke pistons are made using a double bridged forging design