Heavy Duty Oils, Fluids and Greases for On Road and Off Highway Fleet Vehicles

Synthetic Motor Oils, Transmission Fluids, Greases, Gear Oils Engine Coolant Additive, Tractor Fluid and Hydraulic Fluids to Provide the Highest Performance

Duralec from Royal Purple is a complete line of high performance lubricants specifically developed for all of your fleet vehicle needs. Duralec Commercial products are the most advanced lubricants in the market today and are formulated to exceed industry standards with superior performance, protection and efficiency. Whether you need heavy-duty motor oils, transmission and hydraulic fluids or an all-purpose grease, Duralec has state-of-the-art technology to keep your fleet running with optimum precision. Duralec’s premium additive packages deliver ultimate protection and peak performance for today’s high tech engines in a multitude of driving conditions.

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