The KIA Stinger Stage 2 upgrade starts with our trained technician fitting a set of six high performance spark plugs to the engine. We then fit hi-flow "Jonny TIG" Cold air intakes and a Borla S-Type cat back exhaust to increase the engine’s breathing capabilities and bring it all together by tuning your vehicles ECU on the dyno in real time utilizing the latest HPF ECU tuning software to maximize power, torque and fuel efficiency. We complete the upgrade process by testing your vehicle on the r