Everest Extreme-Duty Synthetic Blend 15W-40 CI-4 Engine Oil


EVEREST Heavy Duty Synthetic Blend SAE 15W-40 CI-4/SL Diesel Engine Oil is a premium multi-grade oil specifically engineered to meet the requirements of naturally aspirated, turbocharged, or supercharged diesel, gasoline, and propane engines used in automotive, trucking, construction, mining and farm equipment.


1 liter
4 liter
5 Liter
1 US Qt
1 US Gal
5 US Qt
5 US Gal
55 US Gal
265 Gal
330 Gal

It helps extend overall engine life by minimizing sludge and varnish formation and providing outstanding anti-wear protection and deposit control even under the toughest driving conditions.

EVEREST Heavy Duty Synthetic Blend SAE 15W-40 CI-4/SL Engine Oil outperforms conventional motor oil and meets or exceeds the American Petroleum Institute (API) CI-4 /SL classifications and all prior API specifications including CH-4, CG-4, CF-4, CF-2, CF and API SJ, and SH. It has been field tested to be comparable to most American, Asian and European manufacturers’ standards including Mack EO-M Plus, Cummins CES 20078, Volvo VDS / VDS-2, Caterpillar ECF-1, and power shift transmissions specifying Allison C-3 / C-4, and CAT TO-2 many other OEM’s specifications where a heavy duty API CI-4/SL motor oil is recommended.

Always check your owner’s manual for proper service recommendations.

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

  • For diesel, propane, and gasoline engines
  • Exceeds API CI-4 / SL service classification
  • Excellent cold-crank capabilities
  • Outstanding anti-wear protection
QUART FP15400EV012CI  816752011511
GALLON FP15400EV61GCI  816752011542
5-QUART  FP15400EV05QCI  8 16752 01339 3
5 GAL  FP15400EV05GCI  816752012181
55 GAL  FP15400EV055CI  816752011320
1-Liter  FP15400EV01LCI  81675201353 9
5-Liter  FP15400EV05LCI  816752015885