Product: Royal Purple 51130 API-Licensed SAE 10W-30 High Performance Synthetic Motor Oil - 5 qt, Model:ROY51130
Brand: Royal Purple
Better wear protection
Increased protection against LSPI
Increased fuel efficiency
Better protection for vehicle exhaust emissions equipment
Improved compatibility with fuels containing ethanol

Search query: royal purple 15w40 diesel oil synthetic
Relevance: Substitute