November 20, 2012 1 min to read Clean Diesel Technologies announced that the California Air Resources Board has issued an executive order allowing CDTi to advertise, sell and install its Purifilter ...

Saving every penny is important when rising fuel prices eat into profits. And an Ontario-based company says it’s restoring 0.5 miles to the US gallon using a patented process that cleans truck EGR ...

I have previously owned a 2004 BMW 530d which was very a reliable car. I had to remove EGR valve a couple of times and clean it with carburettor cleaner. I now have a F31 335d, will I be able to clean ...