Industrial Oils

Guardol ECT® Diesel Engine Oil with Liquid Titanium®

Phillips 66® 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.


Guardol ECT® Diesel Engine Oil with Liquid Titanium®


• Excellent protection for newer low-emission diesel engines and older diesel engines

• Specially formulated to protect exhaust aftertreatment systems

• Exclusive Liquid Titanium protection additive provides enhanced oxidation resistance and protection against engine wear

• Outstanding soot control for protection against abrasive wear and soot-induced oil thickening

• Outstanding resistance to viscosity and thermal breakdown at high temperatures

• Protects against sludge and varnish formation

• Protects against rust and bearing corrosion

• Excellent low-temperature pumpability with soot-laden oil

• High shear stability

• Good resistance to foaming and aeration


• On-highway diesel trucks equipped with EGR and exhaust aftertreatment systems to meet 2007/2010 emissions standards

• Older diesel equipment with conventional, non-EGR engines or ACERT engines

• Off-highway construction, earth moving and mining equipment