Heavy Duty Engine Oils

Heavy-Duty diesel engine oils are designed to meet the needs of diesel trucks and off-road equipment operating in sustained high load conditions and high temperatures.

The total Rubia range of heavy-duty oils is formulated to meet your needs. With a worldwide reputation for quality and reliability, our technologically advanced range of heavy-duty engine oils provides optimum performance, even under severe operating conditions.

Guardol ECT(Ti) Synthetic Blend:

Guardol ECT Emission Compatible Technology) Diesel Engine Oil with Liquid Titanium protection additive is a premium quality, part-synthetic API CK-4 engine oil developed for use in four-stroke cycle diesel engines designed to meet 2007 and later EPA on-highway exhaust emissions standards.

Fleet Supreme EC:

Fleet Supreme EC Diesel Engine Oil is designed for use in mixed fleets with both on-highway and off-road equipment operating in varying climates and under varying loads and service conditions.

 T5X Heavy Duty:

T5X Heavy Duty is formulated to provide excellent wear protection, to minimize the formation of sludge and varnish, to protect against rust and bearing corrosion, and to resist foaming. It has excellent soot dispersancy to protect against abrasive wear and soot-induced oil thickening, and excellent oxidation resistance to help minimize deposit formation.

Triton ECT Full Synthetic:

Triton ECT is formulated with synthetic base stocks and an advanced low-SAPS additive package to provide outstanding wear protection, soot control and bearing corrosion protection in both conventional and EGR-equipped diesel engines.