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Diesel Engine Oil 40W

PSC offers 40W Diesel Engine Oils that meet or exceed the requirements of the following:

  • 2-stroke cycle diesel engines in bus fleets and marine fleets
  • Off-highway trucks, heavy equipment and farm equipment
  • Light trucks and farm equipment with gasoline engines
  • Medium and heavy-duty manual transmissions where the OEM specifies engine oil
  • Hydraulic systems and some hydrostatic transmissions on Caterpillar and other off-highway equipment
  • API Service CF-2, CF (obsolete)
  • ArvinMeritor, Dana Spicer and Eaton Fuller manual transmissions
  • U.S. Military MIL-PRF-2104G
  • Detroit Diesel 2-stroke cycle engines, Oil Type 1 (1.0% max. sulfated ash) (SAE 40)
Select a Product Category Below
  • Coastal HD Fleet 40W Engine Oil

  • Phillips 66 T5X Heavy Duty 40W

  • Sunoco Super C 40W Engine Oil