You know, because it was there. This supercharger kit from Big 3 Performance pops the ESV up to 550 HP and 537 lb-ft of torque:
http://jalopnik.com/cars/custom-cars/its-l...rged-276954.php
Ray
In case anyone missed it during Game 3, here's the ad -- along with an interesting quote by Kim Kosak, Chevy's marketing director. And yes, we extrapolate a bit:
http://jalopnik.com/cars/ad-watch/ad-watch...a-on-210477.php
Ray @ Jalopnik