It is a manufactured version of the MegaSquirt system that we used to have to build ourselves.
Here is the link to the site => MS-3 Pro. There is another EFI you might want to take a look at before committing to buy an aftermarket system. I have spoken to a few guys who have bought the Holley system and while you always expect to find some things a manufacturer could do better, the buyers remorse factor for the Holley system was higher than I would have anticipated.
Click to expand.The Holley system gets a lot of visibility today Tony, even more so since NHRA has adopted it as the sole EFI for Pro Stock.