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Quaker StateĀ® Ultimate Durability GM dexos1 Synthetic Motor Oil

Quaker State® Ultimate Durability GM dexos1 Approved Full Synthetic 5W-30 Motor Oil is approved for use in all General Motors vehicles with gasoline engines. In the Quaker State® line, only this new synthetic blend, AND Quaker State®  Synthetic Blend 5W-30 motor oil  meet this specification for GM vehicles, which began in 2011.


Quaker State® Ultimate Durability Full Synthetic Motor Oil provides:

  • Unsurpassed protection against friction-related wear, especially as temperatures increase*
  • Improved resistance to engine stress at high RPMs and under heavy loads**
  • Superior resistance to thermal and viscosity breakdown**
  • Superior lubrication at low and high temperatures**
  • Exceeds the most stringent car manufacturer requirements for cleanliness and protection - including GM dexos1TM



*As measured in ASTM Sequence IVA test, using SAE 5W-30 engine oil.

** Comparison based on Quaker State Advanced Durability motor oil. (Applies to SAE 5W-30)



Available Grade:    

  •    SAE 5W-30

Available Package Type:


  • EcoBoxTM - 6 gal®

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About Orange Line Oil

Orange Line Oil Company is a bulk oil wholesaler and oil distributor serving all of Southern California. We are one of the nation's largest bulk motor oil distributors, also synthetics, specialty lubricants, and a full range of automotive supplies and equipment . We carry a full line of name brand products including Castrol, Peak, Motorcraft, Total, Citgo, ENEOS, Malco, Rain-X, and SM Arnold. We are a full service company dedicated to serving the needs of our valued customers.