Royal Purple ROY37518 HMX SAE Oil 5w20 Case 3 x 5 Quart Bottles

Royal Purple ROY37518 HMX SAE Oil 5w20 Case 3 x 5 Quart Bottles is listed by Motorstate as a Motor Oil for catalog matching by brand, part number, and product name. Use this source-backed listing when comparing Royal Purple components in the Motor Oil category. The manufacturer part reference is 37518, while the Motorstate part number is ROY37518. Catalog description context: Motor Oil - HMX High Mileage - High Zinc - 5W20 - Synthetic - 5 qt Jug - Set of 3. No vehicle compatibility is stated here unless it is present in separate fitment data.