Your DPF and DOC don’t fail overnight—they fail slowly, one idle session and one short trip at a time. Some think emissions system issues are bad luck or bad engineering, but the truth is these ...

The exhaust tips of a diesel truck have a similar function to the muffler tips of a gasoline vehicle. It routes the exhaust gasses at the vehicle's rear, while serving as a cosmetic purpose on some ...

Adding an aftermarket exhaust system to a performance vehicle is a standard upgrade for diesel enthusiasts. These high-performance systems offer smooth bends, polished tubes and tip(s), and a larger ...

Government agencies and car manufacturers have worked to reduce the emissions and harmful gases in our air over the last few decades. Automakers downsized car engines and pushed EVs, while the ...