DTFR, short for Daimler Truck Fluid Release, is a new system of fluid standards developed by Daimler Truck AG following its separation from Mercedes-Benz Group AG. It replaces the previous Mercedes-Benz (MB) specifications and introduces a more structured, technically detailed framework for fluids...

Understanding the Total Base Number (TBN) can be the key to protecting your engine and reducing wear, downtime, and maintenance costs in heavy-duty machinery. Wolf Oil lubricants expert Johan Van Hove explains why the TBN matters more than you think. The Total Base Number (TBN) in engine oil indi...

Lubricants make up only a small part of an HD off-road vehicle’s Total Cost of Ownership (TCO), but their impact is significant. The right engine oils, cooling fluids and greases help reduce wear, improve fuel economy and prevent costly downtime. Wolf Oil lubricant expert Johan Van Hove explains h...

In construction and mining, machines are under a lot of stress. Harsh environments, nonstop operation and increasingly complex machinery demand lubrication as tough as the job site. Wise lubricant choices and smart fluid strategies can ease the challenges faced, and help fleets stay productive, sa...

Extreme working conditions, seasonal peaks and dealing with advanced machinery are only some of the challenges agricultural fleet managers are confronted with. Carefully selecting lubricants and adopting adequate maintenance can substantially ease these challenges in agriculture. Agriculture is a...

In March 2025, the American Petroleum Institute (API) and ILSAC introduced two new global oil standards, which set stricter performance requirements for spark-ignited internal combustion engines: API SQ service category and ILSAC GF-7 (GF-7A / GF-7B) specifications. These new standards respond di...

Wolf Lubricants is among the first in the aftermarket to upgrade to API SQ, the latest engine oil service category from the American Petroleum Institute (API). Two of our premium engine oils—OFFICIALTECH 5W30 C3 LL III and OFFICIALTECH 0W20 LS-FE—are already officially licensed under this new API ...

Automatic transmissions are no longer just a premium feature; they are rapidly becoming a standard in modern mobility. With their smooth shifting and enhanced driving experience, automatics are transforming the market, making automatic transmission servicing an essential part of workshop operation...

Introducing a lubricant that supports both reliability and fuel efficiency, WOLF OFFICIALTECH 5W30 UHPD FE+ has officially received Volvo VDS-5 approval for Volvo’s latest heavy-duty engines. In addition, this approval applies to Mack EOS-5 and Renault Trucks RLD-5, making it a versatile solution ...

In today’s climate, where supply chain challenges and sustainability demands shape every industry, the lubrication sector is no exception. With the increased usage of lithium for batteries, electric car manufacturers are driving demand and higher prices across multiple segments — leaving the greas...