A gasoline engine’s dirtiest moment lasts only a few seconds. In the time between ignition and the catalytic converter ...

You probably think you’re being kind to your engine on icy mornings, either by hopping in and driving gently right away or by letting it sit and idle while you scrape the windshield. Mechanics say one ...

Bosch's RCH system aims to help OEMs meet stringent emissions standards by providing a solution that reduces harmful pollutants during engine startup.