Check Out Hennessey’s 800 HP Supercharged Performance Upgrade For Your S550 Mustang GT

If you want to take your S550 Mustang GT to the next level, you should ask the folks at Hennessey to give you a big performance upgrade.

Their 800 HP supercharged performance upgrade will surely transform your pony car into something different courtesy of a new set of wheels, tires, brakes, and carbon fiber front splitter, side skirts, and rear spoiler.

As a proof, Hennessey Performance released a new video where they tested a stunning orange example at the Pennzoil Proving Ground to show customers what it could do.