Gary,
Just wondering, how is it that the Turbo provides more power than the Supercharger ?
Imagine Auto's website claims approx. 80 additional hp :
http://www.imagineauto.com/boxster%20sc.htm
While TurboWerks claims an additional 65 hp :
http://www.turbowerx.com/Products/BoxsterTurbo/BoxsterTurbo.html
Thanks !
Nick