Owners of diesel trucks are likely to seek methods of increasing performance and fuel economy and most probably may discover a bottleneck with the Diesel Particulate Filter (DPF). The DPF […] ...

The MOT test for diesel cars will be tightened up from February 2014 and any car that is missing a diesel particulate filter (DPF) once fitted as standard will fail. Currently a car is only tested on ...

If you've been driving a diesel car made post-2007, you'll most likely be familiar with what a DPF is, as it became a legal requirement for all diesel cars at this point in the U.S. to be equipped ...

It's illegal, but the EC law is not yet enforced as part of the UK MoT. You have to disclosed the modifications to your insurer who will increase your premium as a result. At any time in the future ...