[quot]But, for everyday driving, not so much. Two twin scroll turbos as an upgrade option to the N54 might be something to look at. Two bigger turbos, but twin scroll to try and help alleviate low end lag.[/quot]
two twin scrolls on any six cylinder engine makes zero sense. It would actually be significantly less efficient. The whole point of a twin scroll turbo is to seperate the pulses of exhaust gas.