This oil supports the effective running of your ATV s 4-stroke engine. You use it to lubricate internal components, aided by a fully synthetic 5W-40 formulation that helps manage engine temperature and supports consistent operation across a range of conditions.Here are the key features of this oil:Fully Synthetic 5W-40 formulation: Made with refined base oils and balanced additives that help maintain stable viscosity across cold and hot running temperatures, supporting smoother cold starts and stable lubrication during extended use so you maintain dependable engine operation.Compatibility with wet or dry clutch systems: Designed to work with integrated or separate gearboxes and various clutch designs, helping ensure friction stability under load so you maintain predictable power transfer in everyday riding.Euro 2 and Euro 3 emissions compliance support: Blended to work with catalytic converters and air-injection systems, helping reduce unwanted deposits so you keep emission control com