THE PETROLEUM QUALITY INSTITUTE OF AMERICA​

The independent resource for information and insights on the quality and integrity of lubricants in the marketplace

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THE PETROLEUM QUALITY INSTITUTE OF AMERICA​

The independent resource for information and insights on the quality and integrity of lubricants in the marketplace

Menu

Consumer Alerts Issued on Three "Q Motor Oil" Viscosity Grades

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Q Motor Oil 5•30, 10•40, and 10•30

The test results on samples of the Q Motor Oil® brand indicate the products are NOT suitable for use in virtually all automobile engines currently on the road.  Use of the products in automobile engines will likely cause harm to the engine. Similarly, although the back label on the products state “Suitable for Moderate Diesel Engines,” use of these products in diesel engines will likely cause harm to the engine.

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q530front q1040front  q1030front

PASSENGER CAR MOTOR OIL

PETROLEUM QUALITY INSTITUTE OF AMERICA SAMPLE SUMMARY/PASSENGER CAR MOTOR OIL Passenger car motor oil is the lifeblood of your engine. In addition to lubricating moving

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