Southwest Research Institute (SwRI) announced on June 10, 2026, that it has successfully demonstrated a diesel engine system that allows off-road vehicles to meet proposed California Air Resources ...

Many of us who drive a diesel truck use it for work, but what about when it comes time to play? Going off-road exposes your engine to sustained mechanical and thermal stress that factory components ...

A lot of drivers spend the majority of their time behind the wheel on smooth, comfortable, familiar tarmac — if they're lucky enough that the roads they commonly travel on are well-maintained, anyway.

Since 2010, diesel-powered on-highway trucks in North America have been using selective catalytic reduction (SCR) as an exhaust after-treatment technique to control nitrogen-oxide (NOx) emissions. And ...

When Chevy introduced the new 2017 Colorado ZR2, it offered two engine options: a standard 3.6-liter gasoline V-6 and an optional 2.8-liter I-4 Duramax diesel. Unsurprisingly, the small oil-burner ...

If you’re looking for a new off-road-oriented pickup truck, you’re in luck. Every pickup manufacturer has jumped head-first into the factory off-road game and now offers an off-road package (or two) ...