TarMarine 450 is a premium SAE 40 trunk piston engine oil designed for medium-speed marine and industrial diesel engines running on high-sulphur residual fuels. With advanced additives and refined base oils, it delivers strong detergency, BN retention, oxidation stability, and wear protection. Ideal for modern high-output engines with low oil consumption, it ensures reliable performance, cleaner components, and extended service life.

Please check your owner’s manual for the manufacturer’s recommended oil viscosity grade and API classification and approvals.