Do diesel fuel additives really work, or are they just expensive snake oil? With diesel prices remaining painfully high, improving fuel economy, reducing regens and protecting expensive emissions ...

How does fuel injection work? Everything you need to know about fuel injection! Throttle body injection, multipoint port injection, and direct injection. Injection techniques for both gasoline and ...

Diesel engines have the reputation for being high-torque workhorses, built for rough roads and heavy loads. These engines are ...

On July 3, 2026, President Trump pardoned early a dozen people who were convicted under the Clean Air Act for tampering with ...

No oil changes. No diesel exhaust fluid. No exhaust aftertreatment. But NACFE battery-electric trucks still require ...

The VW ALH 1.9 TDI reaches 500,000 miles without DPF or AdBlue systems. Here's why this simple diesel still makes sense as a ...

Biodiesel can reduce emissions, improve fuel-system lubricity and use existing diesel infrastructure. But NACFE’s Messy Middle maintenance report says fleets must actively manage ...

Roaring engines and clouds of dust filled the grandstands as competitors from across Michigan tested their trucks and ...

Whatever Audi does, BMW can do better. Enter the world’s only production quad-turbo engine, that sadly departed with more of ...

China-based Weichai Power’s WP15 hydrogen direct-injection engine has qualified under the China VI vehicle ...

Second gen Kia Seltos launch date and price reveal is in January 2026. Tap to know the real world mileage, performance, ...

"Star Trek" may be science fiction, but the technology depicted in its shows has often led to real-world equivalents being ...