Kawasaki 4-cycle engine oil is specially formulated for use in commercial grade Kawasaki lawnmower engines. Kawasaki oil is test-certified for top performance in cleanliness, anti-wear, oxidation, rust and corrosion protection. KTech 4-cycle oil contains a zinc additive which prevents excess wear on engine parts. Tested and approved by Kawasaki engineering. Certified API Service Level SL. Certified JASO MA M001KSE933. Performance Guaranteed by Kawasaki Motors Corp USA. Made in the U.S.A.