Twin-turbo kits for the GT don’t come cheap. What a 2015 Mustang GT twin turbo kit costs will vary from one kit to the next. Generally speaking, though, you should expect to pay between $8,000 and $10,000.
Of course, the price of the kit is just the beginning of the total cost. Unless you know how to install one, you’ll need to hire a professional to install it for you—which could be another $500-$1,000. Besides that, you’ll also be paying higher insurance premiums due to the added value that the twin-turbo creates.
Using Jerry only takes a few minutes and it saves drivers an average of $800+ a year!