The Oil Molecular Protection

CJ-4 diesel engine oil with the protective strength of Liquid Titanium® protection additive.

Protect heavy-duty engines from wear and other engine enemies with our exclusive Liquid Titanium protection additive. Get an extra layer of wear resistance, plus improved film strength, parts protection and oxidation resistance.

Guardol ECT Premium Synthetic Blend

OEM Specifications

Guardol ECT with Liquid Titanium protection additive meets or exceeds the requirements of:

  • API Service CJ-4/SN
  • API Service CI-4 Plus, CI-4, CH-4, CG-4
  • ACEA E9
  • Caterpillar ECF-3, ECF-2, ECF-1-a
  • Cummins CES 20081
  • Detroit Diesel Power Guard 93K218
  • Mack EO-O Premium Plus
  • Mercedes-Benz Sheet 228.3
  • Volvo VDS 4

The Formulation

Guardol ECT® oil is engineered from synthetic and high-quality Group II stocks and enhanced with Liquid Titanium protection additive. It meets strict API CJ-4 standards limiting sulfated ash, phosphorous and sulfur (SAPS) content. Guardol ECT is approved under the latest OEM specifications from Caterpillar, Cummins, Detroit Diesel, Mack, Mercedes and Volvo for use in low-emission engines introduced in 2007 and in current model years.

Why Titanium?

Our exclusive Liquid Titanium protection additive works at the molecular level. It chemically bonds to engine parts to provide an extra shield of protective strength against wear, especially in severe service. The bottom line: It helps prolong engine life and delays rebuilds, saving you time and money.

Oil Analysis - AnalysisPlus ®

AnalysisPlus is an oil analysis tool for minimizing equipment downtime.

  • Maximizes equipment efficiency and engine durability
  • Decreases maintenance expenses by extending component life
  • Illustrates extended drain capabilities
  • Detects engine trouble in its earliest stages
  • Helps inform maintenance decisions by providing equipment history
  • Links to the most commonly used CMMS

To learn more about AnalysisPlus, visit