THE PETROLEUM QUALITY INSTITUTE OF AMERICA​

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

Menu

THE PETROLEUM QUALITY INSTITUTE OF AMERICA​

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

Menu

A Look at Five More Antifreeze/Coolants

The results of the tests conducted on these samples are consistent with their labeled claims.

liquidmoon5050antifreezefrontfinished menards5050antifreezefrontfinished midwestguardglobal5050antifreezecoolantfrontfinished partsmaster5050antifreezecoolantfrontfinished polyguard5050antifreezefrontfinished

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

Read More »