Diesel cars, although extremely popular because of their speed and comfort of driving, have one major drawback. They produce exhaust fumes contaminated with soot and solid particles which negatively ...

Diesel particulate filters help cleanse exhaust and give us cleaner air to breathe, but they cause frequent grief and expense. Diesel particulate filters are one of the major additions to exhaust ...

Millions of diesel drivers are sitting on a component most have never thought about, and getting it wrong can fail an MOT, trigger a four figure repair bill and leave a car banned from city centres.