PC-12 is touted as a regulatory-driven, technology-aligned upgrade while remaining backward compatible and manageable for fleets.
April 6, 2026engine oil News Updates
Valvoline, Cummins Extend Engine Oil Drain Intervals Up to 100,000 Miles
By increasing drain intervals by up to 25,000 miles, fleet operators can realize improved vehicle uptime and lower total cost of ownership, Valvoline said at a March 15 press conference.
March 15, 2026API Finalizes PC-12 Heavy-Duty Engine Oil Category
Preparations for the introduction of PC-12 category engine oils are complete, according to the American Petroleum Institute, an engine oil manufacturer and a truck maker.
March 15, 2026Engine Makers, Fleets Prep for New Heavy-Duty Engine Oil Rollout
As the trucking industry moves toward the next generation of diesel engines, the introduction of new oils designed to further enhance fuel efficiency also is on the horizon.
October 1, 2025Mobil Delvac™ oils give race car haulers winning edge
A change to Mobil Delvac™ Extreme FE 10W-30 FA-4 diesel engine oil made the team’s car haulers more efficient, needing only one oil change during race season and saving nearly 900 gallons of diesel fuel.
June 1, 2024Work Continues on Establishing PC-12 Oil Category
PC-12 will replace the current API CK-4 and FA-4 engine oils, but there are still hurdles ahead of the finish line.
March 29, 2024New Oil Standard Will Help Fleets
The Environmental Protection Agency's Clean Trucks Plan, to take effect by 2027, is targeting a 75% reduction in nitrogen oxide.
April 7, 2023Getting It Right: Developing New Oil Standards
The saying “Time flies when you’re having fun” could likely apply to developing new engine oils. And some time has passed since the last diesel engine oil category was introduced in 2017 when the American Petroleum Institute (API) announced CK-4 and FA-4.
July 22, 2022Engine Oil Suppliers Target Sustainability Amid Broader Push to Reduce Emissions
As the trucking industry explores zero-emission technologies such as battery-electric and hydrogen fuel cell vehicles, heavy-duty engine oil suppliers are applying less conspicuous methods of curbing airborne particulate matter and carbon emissions.
May 3, 2021Valvoline Launches Second Iteration of Multifuel Engine Oil
Valvoline Inc. launched the second iteration of its heavy-duty engine oil first released in 2018 — Valvoline Premium Blue One Solution Gen2.
August 14, 2020
