Guardol ECT (Emission Compatible Technology) is a premium quality, synthetic blend, API CJ-4 engine oil developed for use in four-stroke cycle diesel engines designed to meet 2007 on-highway exhaust emission standards.

It is specially formulated with advanced low SAPS (Sulfated Ash, Phosphorus and Sulfur)additive technology to protect exhaust after treatment devices such as diesel particulate filters (DPFs) and diesel oxidationcatalysts (DOCs).

It also is backward serviceable for use in pre-2007 diesel engines where API CI-4 PLUS, CI-4, CH-4, CG-4 or CF-4 oils are specified

Lucas Oil Products are manufacturers of an extensive range of Heavy Duty and High Performance Oils, problem solving lubricants and additives for everything automotive & industrial including cars, trucks, motor cycles, racing vehicles (race cars, drag racers etc), hydraulic powered machinery & industrial equipment.