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In all seriousness, I ought to start manufacturing these things and selling them on Ebay. Easy to design, doesn't have to work, and nearly pure profit.
I could design one that comes with PC software that makes you feel like you are tuning and everything. Despite the connectors, there is no real electrical outputs modifying the ECU parameters. Hahahah. Bet thats what these guys do. I might buy one just to scope it and see what they are really doing. I bet nothing!
Toyota and Lexus Join Mille Miglia For The First Time
Slideshow: A five-car lineup spanning more than five decades of Toyota performance and engineering will tackle one of Italy's most celebrated automotive routes.