Amsoil launches new 10W-30 synthetic diesel oil
It meets the latest API CK-4 diesel-oil specification and is compatible with other conventional and synthetic oils.

Low viscosity oil delivers on diesel engine durability
Could 10W-30 and 5W-30 diesel engine oil be a reality? (Hint: They already are.)

Arnold Oil Company joins Alliance CVHD as an All-Pro Truck Parts member
The goal is to provide Arnold Oil with all the tools needed to compete and succeed in the heavy-duty aftermarket.

Chevron oils approved for Cummins mobile natural gas engines
After putting Delo 600 ADF through the process, it has now received approval for use in Cummins natural gas engines and is registered to CES 20092.

Diesel engine filtration tips for better fuel efficiency
Wix Filters’s tips for achieving the right balance of engine protection and efficiency.

Discussing the lubrication needs of internal combustion engines
Natural gas and hydrogen combustion engines need lube love too.

Shell Lubricants introduces T6 10W-30 heavy-duty engine oil
Shell Lubricants has introduced Shell Rotella T6 10W-30 full synthetic heavy duty engine oil, a full synthetic 10W-30, which provides the benefits of a full synthetic engine oil in the fastest growing viscosity grade for diesel-powered vehicles, the company noted in a press release. Shell Rotella T6 10W-30’s unique formulation is designed to provide better wear performance.

The cost of ownership benefits of low-viscosity lubricants
On-highway fleet maintenance is arguably more complicated than it’s ever been. Fleet managers, maintenance managers, and techs alike face the difficult challenge of minimizing their total cost of ownership (TCO) amidst a radically evolving business landscape. The challenge of keeping current with and understanding how emerging trends affect each other is perhaps the most complicated,

Two ways to use engine oil data to make better truck service decisions
How do you know when you’re going to have an engine service need? Sure, you run the recommended drain intervals and your vast years of knowledge can lend to correct gut decisions more often than not, but still… The roads trucks roll down are challenging, the demands are unceasing. What if you had the clairvoyance

How diesel engine filtration impacts fuel economy
Every fleet is feeling pain at the diesel pumps. As fuel prices continue to pummel bottom lines, the way to eke out even more fuel efficiency is to focus down on the details–nitty-gritty maintenance practices and component selections that will boost profitability. So let’s take a look at proper diesel engine oil maintenance practices that

Four myths about API FA-4 diesel engine oil, busted
Lower-viscosity engine oil formulations have been available in the heavy-duty trucking marketplace for nearly six years. Despite some attractive fuel economy benefits that these lower-viscosity formulations provide, they maintain just a slim market share among all available formulations. Why is this the case? It’s been shown that Class 8 over-the-road fleets can realistically expect fuel

How diesel engine oil analysis works (and why you need to be doing it)
Today’s diesel engine oil isn’t your grandfather’s old engine oil. Several years back, a pair of new API diesel engine categories entered the market–CK-4 and FA-4. Both aimed to lower oil viscosity and boost fuel economy, while still providing the much needed engine protection. CK-4 replaced CJ-4 as the go-to fill for most engine manufacturers,
