What is a 5.9-liter Cummins diesel engine? Well, for hardcore enthusiasts, it's arguably one of the most popular oil-burners ever produced. Cummins engines were dominant in agriculture long before ...

Among engine manufacturers, Cummins is well-known around the globe, with sales that reached $34.1 billion in 2023. The company has come a long way from the first Cummins engine built, and now supports ...

The 5.9L Cummins diesel engine is best known for its time when it powered Dodge trucks beginning in 1989, and it's an engine that certainly helped propel the Ram into being one of the top pickup truck ...

When it comes to gas-guzzling engines, the American automotive industry is known for building some of the best V8s of all time. However, US manufacturers have also developed some legendary diesels, ...

We may receive a commission on purchases made from links. Diesel engines have gained ground on their gas-fueled counterparts in recent years thanks in part to diesel's greater efficiency and the ample ...

The 5.9-liter Cummins is diesel royalty. It's the reason thousands of Ram trucks from the late '90s and early 2000s are still climbing hills, pulling trailers, and terrifying Priuses in the fast lane.

A popular argument in the heavy-duty pick-up truck segment - where big names like the Ford F-250 Super Duty and Chevrolet Silverado 2500HD do battle - is Cummins versus Duramax, and who reigns supreme ...

Matt Nelson is an automotive journalist with nearly a decade of experience in all things cars. He's spent years working at dealerships in sales, finance, and service. He's since traded in his pens and ...