Trusted Performance and Technology for Heavy Duty Engines

RelaDyne delivers true lubrication excellence to our customers in the commercial sector. Specifically, we provide high performance lubricants and equipment.


RelaDyne’s ALLFLEET heavy duty products are designed to extend the operating life of mission-critical equipment, reduce downtime, as well as increase productivity where you need it most.

Latest Commercial News

  • Heavy Duty Protection

    Depend on Heavy Duty Products for Engine Protection!   Heavy duty engine oils are essential for maintaining and protecting the performance and longevity of diesel engines. […]

  • The Future of Fleet Performance

    2023 is here! With a new year comes new opportunity for advancements in technology and performance in the commercial Industry. Here is what you can expect to see in the fleet industry this year and the near future! These last couple of years have brought unique struggles to the trucking industry. High fuel costs, supply… Read More

  • Get Winter Ready!

    Winter is here! With the cold weather season in full swing, extra precautions must be taken to avoid unwanted complications and costly expenses. This includes understanding which products are cold weather compatible. Check engine lights, tire pressure and battery performance are common complications brought on by the cold but not the only factors you need… Read More

  • RelaDyne Takes the Drydene Brand Nationwide

    RelaDyne, one of the nation’s leading providers of lubricants, fuel, diesel exhaust fluid (DEF), and industrial reliability services, and owner of the DuraMAX automotive brand, announced its intent to distribute the recently acquired Drydene brand nationwide. The announcement was made during the rescheduled DuraMAX Drydene 400 presented by RelaDyne NASCAR Cup Series Race held May… Read More

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