04-18 KAWASAKI KX250F: Works Connection Oil Filler Plug (Red) Established in 1989, Works Connection continues to produce quality products for all your moto needs. CNC machined from 6061 T-6 aluminum. Replaces the stock plastic or hardened rubber oil filler plugs. Sealing O-ring included. Lightweight, strong and trick looking! Made in the U.S.A.