One local owner, This not your everyday average Slingshot.  This 2015 Slingshot SL has been upgraded in a big way, by Kelly Moss Motorsports here in Madison.  Here is what has been done in addition... Hahn Raceraft stage II turbo kit, ECU upgrade, Red powder coating of the turbo piping, Intercooler kit, Coolram air intake box, AEM failsafe.  All factory parts go along with the sale, as well as the engine management module.  Yes you can tune engine mixture, boost, on the fly. Over $10,000 in performance additions have been added.Â
