Trail I have owned since new. It's approaching 130,000 miles and on long journeys I've noticed my MPG has dropped considerably. Is it worth getting my engine deep cleaned by one of the systems that ...

Diesel trucks are built tough and can last up to five years without issue. However, I've worked on trucks — both professionally and in my garage — for a decade, and I've seen how long they can last ...

The U.S. is on pace to surpass 5 billion gallons of biodiesel and renewable diesel consumption for the first time ever. According to the Clean Fuels Alliance, 2024 saw increased efforts from states to ...