Synthetic Blend Heavy Duty Motor Oil

The Pinnacle Oil Difference

National Fleet Pro Synthetic Blend Heavy Duty Motor Oil is formulated for today’s high-performance low emissions exhaust gas recirculation diesel engines, including engines with particulate traps. These oils provide year-round wear and corrosion protection that enable engines to run smoother and stay cleaner longer, support extended drain intervals, reduce downtime increase operating profitability.

For diesel or mixed fleets, our Synthetic Blend Heavy Duty Motor Oil series delivers fast all-season starts and dependable, predictable engine operation. Optimum protection is provided for control of catalyst poisoning, particulate filter blocking, foaming, oxidative thickening and viscosity loss due to shear. Our 15W-40 is approved by Cummins, Detriot Diesel, and Volvo-Mack.
Conformance to DFS oil specification 93K222
Advanced varnish and sludge protection
Among the highest TBN for CK-4
Formulated for all-season use to improve Fuel Economy
Extended drain intervals
Excellent soot control, oxidation stability, and TBN and viscosity retention
Delivers exceptional low-temperature pump-ability for protection during cold starts

Synthetic Blend Heavy Duty

Available In:
SAE 10W-30 and 15W-40

One company from start to finish

Private Label Program Support

We’re here to help your private label program be more profitable, with expertise in product and pricing strategy, label and carton creative, and marketing programs.

High Caliber Offerings

Our lubricants always meet the latest API or OEM specifications; and our technical expertise gives us the capability to custom blend and formulate solutions catered to our customers.

State of the Art Operations

With over 400,000 square feet of manufacturing and distribution space across two facilities, including over two million gallons of tank storage, 5 bulk racks and 24 active rail sidings serviced daily, we’re able to operate with flexibility, speed, and accuracy, all while being cost effective.

Customized Packaging

Whether you need 2.4 ounces bottles, quarts, 1 gallons jugs, bag-in-the box, or full rail car shipments, our packaging capabilities are backed by state-of-the-art production facilities to ensure you get what you need.

High Touch Customer Service

We have team members readily available around the clock to ensure all customers’ questions, concerns, and needs are met as quickly and efficiently as possible. We believe excellent customer service comes from strong interpersonal relationships.

Best-in-Class Quality Systems

Our Quality systems are designed to ensure the highest levels of quality at every point during the manufacturing process. Each product goes through immersive quality control testing in our world-class lab to ensure industry standards are met. We proudly hold ISO 9001:2015 and IATF 16949:2016 certifications.

Expert Distribution

Our products are packaged and shipped from our state-of-the-art warehouse. We use technology to formulate solutions to ensure your purchases arrive on time, with perfect quality, every time.


We get it, sometimes things change. Through in-house development, customization, and a “can do” mindset, we’re able to pivot to meet your needs as they shift.

Experience the Pinnacle Oil Difference