Overtime, catalytic converters can build with debris and corrosion, but before replacing it, here are two cleaning methods ...

The polarizing Richard Nixon proposed the establishment of the Environmental Protection Agency in 1970, with said agency imposing strict emission regulations for gasoline-powered vehicles ...

The diesel particulate filter (DPF) was invented by the Peugeot company to filter particles coming from the tailpipe, cutting those emissions by 80%. The last leg of the emissions-scrubbing process is ...