Discuss 2013 Mutsang GT500 5.8L Upgrades on AllFordMustangs.com, the place for Mustang enthusiasts.
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The new 5.8L platform on the new 2013 Mustang GT500 just isn't enough like always. Here at Stage3 we have confirmed the always popular JLT CAI from the past setups will work perfect on the 2013 GT500 but sadly the Steeda CAI will not.(Hoping to have Steeda's within 30 days). Stage3 is also capable of tuning the upgraded 13 GT500's as well. Take a look at a few the upgrades below.