The air filter setup on most diesels is the same as on gasoline-powered vehicles, with the filter located inside the cold air collector box located under the hood. You have to take one big precaution ...

As engine oil suppliers develop new formulations to protect diesel engines and enhance their efficiency, some are paying particularly close attention to the performance of exhaust aftertreatment ...

How DPFs trap soot and ash to reduce emissions. How regular maintenance acn prevent DPF failure and costly replacements. Signs of DPF issues that should prompt immediate attention. How proper oil and ...

Water and diesel fuel don't mix. Although all diesel grades contain a minuscule percentage of water from the refinery, moisture in the diesel tank won't cause problems until the water content reaches ...

Researchers in Nigeria say water in diesel emulsions could significantly reduce nitrogen oxides and particulate emissions ...

Where’s the value in putting a $40,000 engine at risk just to save a few bucks on a fuel filter? It’s not always clear when a fuel filter is doing its job. You put it on, you change it for another one ...

Fuel filters play an essential role in making sure your engine operates as efficiently as possible. Your vehicle’s engine relies on a stream of fuel getting pumped from the tank to the carb or ...

Scientists are exploring a surprisingly simple way to clean up diesel engines: adding tiny droplets of water to the fuel. During combustion, the water rapidly vaporizes, triggering micro-explosions ...

Trucks left sitting still over a couple of really cold days can cold-soak the fuel, causing the wax in the fuel to solidify, giving the fuel a cloudy appearance. Diesel fuel gets cantankerous when the ...