Royal Purple Duralec Super Diesel 15W-40 CK-4 Motor Oil - 5 Gallon - 05154

Royal Purple Duralec Super Diesel 15W-40 CK-4 Motor Oil - 5 Gallon - 05154 aftermarket automotive fluid

Royal Purple Duralec Super Diesel 15W-40 CK-4 Motor Oil is an aftermarket diesel engine motor oil supplied in a 5-gallon container. This product is identified by the CK-4 service category and 15W-40 viscosity grade, making it easy to match by spec when selecting shop consumables for diesel maintenance.

SKU: rlp05154

Key Benefits

• Diesel engine motor oil formulated for the CK-4 service category.
• 15W-40 viscosity grade for consistent selection across maintenance intervals.
• 5-gallon size supports workshop use and bulk oil handling needs.
• Clear labeling helps confirm viscosity and CK-4 spec at a glance.
• Aftermarket automotive fluid suited to diesel engine lubrication service requirements.
• Single container format simplifies storage and inventory organization in the shop.

Use this 5-gallon diesel motor oil option when you need a straightforward, spec-identified lubricant for routine service planning. The 15W-40 viscosity and CK-4 designation are clearly stated for fast verification when stocking fluids alongside other aftermarket automotive maintenance parts and supplies.