Skip to main content

4+ Products

Diesel Does More With 4+

Whether you’re hauling or farming, the last thing you need is downtime.

You need power. You need performance. You need to know that your diesel engine will run clean, fast and strong.

You need our 4+ line of diesel products – exclusively from our diesel experts at DSG. Most additives on the market are "blended" with extra fillers and oils. 4+ products are super concentrated with the highest percentage of active ingredients to help engines start better, live longer, burn cleaner and pull harder than the rest. That means real performance and value in every drop. Reduce fuel costs, emissions and engine wear with the 4+ line of diesel products – trusted by farmers, truckers and fleet operators for over 30 years.