Royal Purple Duralec Super 15W40 Oil, API Service CK-4, 1 Gal

Royal Purple Duralec Super motor oil is a high-performance engine oil made for emission-controlled diesel engines utilizing emissions equipment such as: DPF’s, Catalytic Converters, EGR, and SCR injection. Royal Purple Duralec Super is an API CK-4 engine oil.

Royal Purple Duralec Super motor oil is specifically formulated to maximize component life, extend drain intervals and improve fuel performance. These premium lubricant formulations provide excellent high-temperature resistance and low-temperature pumpability, outstanding soot dispersancy, improved rust and corrosion protection, and prevention of varnish and sludge formation.

• 15W40
• API Service CK-4
• 1 Gallon

PERFORMANCE ADVANTAGES

• Greater wear protection
• Greatly extends oil drain intervals
• Superior corrosion protection
• Reduces exhaust emissions
• Keeps engines clean
• API-licensed CK-4 diesel motor oils
• Will not harm seals