BMW unveiled its all-new twin-turbo 4.4L V8 engine at the Detroit Auto Show. What sets this engine apart from the V6 is that "each turbo makes use of fixed geometry and relatively simple wastegates." Click here for first picture in gallery.
Between the compressor outlet and the intake manifolds lie a pair of air-to-water intercoolers, one for each bank. Such an intercooler reduces packaging volume and tract length compared to a top- or front-mounted air-to-air heat exchanger[via Autoblog]
