Acura built five roadgoing versions of its NSX to new JCTC specs — including a carbon-fiber body and F1-style air intake — to satisfy new rules set by racing series officials. The homologation cars (you gotta street 'em to race 'em) have already been sold for nearly $500,000 each, meaning Porsche Carrera GT buyers will just have to be satisfied with their purchases.
Max NSX [AutoWeek]
Related:
From the Tokyo Auto Salon: Mugen Legend Max [internal]