What is the price range I would spend 2 procharged my 1997 Ford Mustang GT 4.6l 2v V8?

I'm either going to get it turbocharged or I'm going to get it procharged. If I get it procharged I'm going through the company with a which I rather do. But if it costs too much I'll be forced to do it turbomyself. I'm just trying to figure out what's price range I would spend going through the company for the pro charger

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