Nah, something like a pair TD05-16G would flow enough air for the quoted power. Boost would tail off towards the top of the rev range anyway. A more modern twin-scroll, variable vane jobbie of equivalent size would be very driveable.
"Everyone should do everything like Rev does. He's the forum Kanye West 21st century role model" - McSwede
"I'm still not clear what your opinion is, other than everyone else is wrong." - Jobbo