PQIA Examines Four More Motor Oil Samples, All Check Out Fine

The results of the tests conducted on the samples below meet the SAE J300 specifications for the SAE Viscosity Grade listed on their product label, and are consistent with their listed API Service Categories.


carquest5w20frontfinished naviguardultra5w20frontfinished naviguardelite5w30frontfinished citgosupergard5w30frontfinished
CarQuest   Navi Guard Ultra Navi Guard Elite  CITGO Supergard

Enhanced Sample Reports

PQIA is pleased to announce an enhancement to the reports it issues on the brands tested. The enhancement is in direct response to those who have visited the PQIA website and asked us to include a visual representation of the critical test data tied to specifications.

Moving forward, in addition to the actual test data PQIA shows on the reports, the sample report pages now include horizontal bar charts showing where the sample test data falls relative to specifications. Click on the bottles in this newsletter to see the graphics in action.



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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