Give your Cummins serious power and personality with these 13 upgrade mods, from intake and exhaust to fuel, tuning, clutches ...

Red-hot diesel refining margins may cool off from current highs, but likely will still end up above long-run averages given ...

A new EPA memo is circulating around the agency aimed at rolling back a landmark finding critical to climate change rules, ...

Diesel fuel is used to power trucks, boats, submarines, and industrial and farm machinery, but how long can you store diesel ...