HMX is chemically enhanced to revitalize hardened seals reducing oil consumption common in higher mileage engines. Stout detergents remove engine deposits and maintain cleanliness promoting engine longevity.
Royal Purple HMX 5 qt 5W-20 High Mileage Motor Oil (with Synerlec) Pack of 1
Royal Purple HMX 5 qt 5W-20 High Mileage Motor Oil (with Synerlec) Pack of 3
Royal Purple HMX 5W-30 5 qt High Mileage Premium Synthetic Motor Oil 11748
Royal Purple HMX 5W-30 5 qt High Mileage Premium Synthetic Motor Oil Pack of 2
Royal Purple HMX 5W-30 5 qt High Mileage Premium Synthetic Motor Oil Pack of 3
Royal Purple HMX Premium Synthetic High Mileage 5W-30 Motor Oil - 5 Quart - Case
