WARCO Everest Extreme-Duty Synthetic Blend 10W-40 CK-4 Engine Oil


WARCO Heavy Duty Synthetic Blend SAE 10W-40 CK-4 Diesel Engine Oil is a high-performance engine oil designed to meet 2017 and newer on-highway and Tier 4 exhaust emission standards.


1 US Qt

It provides enhanced protection against wear, oxidation, shear viscosity loss, low and high temperature degradation, soot related thickening as well as protection against particulate filter blocking and catalyst poisoning. It outperforms conventional motor oil and is recommended for naturally aspirated, turbocharged or supercharged diesel, gasoline, or propane truck, sport utility vehicle, and passenger car engines.

WARCO Heavy Duty Synthetic Blend SAE 10W-40 CK-4 Diesel Engine Oil meets or exceeds the American Petroleum Institute (API) CK-4 / SN service classifications and all prior API specifications. It has been field tested to be comparable to most American, Asian, and European manufacturers’ standards including ACEA E7-16, ACEA E9-16, Mack EO-S 4.5, Cummins CES 20086, Volvo VDS-4, Caterpillar ECF-3, MB 228.31, JASO DH-2, and other OEM’s specications where a heavy duty API CK-4 / SN motor oil is recommended.


Field Tested: ACEA E7-16, ACEA E9-16, Mack EO-M Plus, Cummins CES 20081, Volvo VDS/VDS-2, Caterpillar ECF-1 

  • For diesel and gasoline engines exceeds CK-4 / SN service classificafions
  • Synthetic Blend motor oil outperforms conventional oil
  • Maximum engine cleanliness and protection
  • Excellent wear, corrosion, and rust protection
  • Exceptionally resistant to oxidation
QUART FP10400WC012CK 816752012815
GALLON  FP10400WC41GCK  818265027638
5-QUART - -
5 GAL - -
55 GAL  - -
1-Liter - -
4-Liter - -
5-Liter  - -