While attending SEMA 2015 I stopped by the BorgWarner booth to look into the latest in turbocharging, among the concepts is the variable twin-scroll turbo as described in the video above. Advantages Significantly cheaper (in theory) than VGTs, thus making an acceptable case for gasoline ...
a twin turbocharger system exhibits the high airflow potential of a large turbo while maintaining the quick spooling characteristic of a much smaller turbo. Twin turbos, albeit more expensive and complex, are unmatched in overall performance. There are two methods of installing twin turbochargers, ...