The results of the tests conducted on the second group of Heavy Duty Engine Oil (HDEO) samples are consistent with their labeled claims. Click bottles below for details.
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| Ford Motorcraft | Shell Rotella T | ProLine | Valvoline Premium Blue |
ADVISORIES, CONSUMER ALERTS, AND DON’T BUYS Consumer Alert A CONSUMER ALERT is issued by PQIA when the product tested has a significant
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
PETROLEUM QUALITY INSTITUTE OF AMERICA SAMPLE SUMMARY/HEAVY DUTY DIESEL ENGINE OIL Heavy duty diesel engine oils are formulated to meet the
PETROLEUM QUALITY INSTITUTE OF AMERICA SAMPLE SUMMARY/AUTOMATIC TRANSMISSION FLUID Automatic Transmission Fluids are carefully balanced to
PETROLEUM QUALITY INSTITUTE OF AMERICA SAMPLE SUMMARY FOR ANTIFREEZE & COOLANT Antifreeze/coolant is critical for protecting engines. The primary
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