Be here in Missoula, Montana this coming June 5th for USDP's annual Dyno Day event. I know of one GMC that'll be there with 800+ twin-turbo hp. Plus there'll be a wide selection of GM, Ford & Dodge diesels spinning the rollers, plus manufacturer tables, good food and a great time!

See coverage for last year's event:
http://www.thedieselpage.com/features/USDPDyno2009.htm