Castrol EDGE High Mileage
VALVOLINEâ„¢ FULL SYNTHETIC HIGH MILEAGE WITH MAXLIFEâ„¢ TECHNOLOGY MOTOR OIL
SuperTech High Mileage
AmazonBasics 5w30 - Best New Engine High Mileage Oil
Are a few High Mileage oils which have at least a 3.0 GPA.
Well you should quit buying low quality high school dropouts of Motor Oil such as Mobil One High Mileage and Pennzoil Platinum High Mileage. Them drop outs can not even obtain the GPA to become DEXOS certified.
House Brands such as Super Tech, Napa, Federated, O'Reilly's, Proline, Car Quest, Kirkland, Quick Trip, Prime Guard, and phone book of others reach the honor roll.
Pennzoil and Mobil HM are dropouts or have other academic deficiencies.