Fuels and Lubricants Delivered to you from Insight FS

Notice: Using Internet Explorer may cause some issues with loading dynamic content such as Cash Bids. Please use a modern browser such as Edge, Firefox, or Chrome.

Dynamic Weather Icon for Today's Forecast
Weather N/A

Fuels and Lubricants at Insight FS

Fuel Delivery, Bulk and Packaged Product Available, Knowledgeable Staff


At Insight FS, we blend it and we back it. 

We are a full-service provider of refined and renewable fuels and lubricants providing fuel and bulk fuel delivery and bulk lubricants delivery where and when you need it. You need us to provide the best products and services to meet any need from diesel engines to industrial machinery, and we work hard to deliver on those needs. Our Dieselex Gold fuel has been a premier product in our portfolio for many years and continues to perform against our competition. Our lubricants are formulated with the latest additive technology to meet or exceed most manufacturers' specifications. 
View our Product Brochure to learn more about our full line of products. 

Since the 1920s, the FS System has been delivering fuels across the Midwest. Today, the FS System is a leading supplier of refined and renewable fuels to a wide range of accounts including farmers, truckers, construction companies, municipalities and more. Sales of Dieselex® Gold, the premium diesel fuel with origins back to 1952, are growing rapidly as users experience the benefits of using the latest in fuel-additive chemistry. In fact, it was one of the first fuels to be recognized in the Top Tier Diesel Fuel program. We deliver fuels and bulk lubricants where and when you need them. 


It takes a lot of different greases and lubricants to keep today's equipment up and running. The key to doing it efficiently and cost-effectively is matching the best products for the equipment and the application. That's why our Insight FS Energy Specialists conduct an on-site assessment to make sure you get just the right products to deliver optimum performance and efficiency of your tractors, trucks, industrial machinery and other equipment. Our bulk lubricants can be delivered right where and when you need them. 

DEF, Coolants and More
It takes more than fuel and engine oil to keep today’s machinery operating at its best. That’s why we offer a wide range of other products including diesel exhaust fluid (DEF), anti-freeze/coolants and grease. Not only can our energy specialists recommend the best products for your needs, we can also recommend the most efficient way to handle and store them.

Serving Wisconsin and the UP. 

Energy Map

We want to supply your energy needs. If you have questions, please let us know how we can serve you better by filling out the form below. 

Your choice regarding cookies on this site:

We use cookies to optimize site functionality and give you the best possible experience.
Privacy Policy

Your choice regarding cookies on this site:

We use cookies to optimize site functionality and give you the best possible experience.
Privacy Policy