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Theirs one other mod that has to be done too the car, I did this to my kia optima sx and that is Aluminum subframe bushings. Aluminum subframe bushings will eliminate slop and movement from the factory subframe, while maintaining suspension geometry for improved handling, tire wear and steering...

No, the next add on will be a Injen Intake, Agency blow off valve, Magnaflow catback exhaust and a Ultimate Performance Front Mount Intercooler, and after that I will have Vivid Racing tune it. That's all the performance mods i'm doing. The rest of it will be handling, Ultra Racing makes a set...

when your on the rev limiter, through a period of time it will wear on the motor and break. Sorry I meant to say OWNERS

The owner was on the rev limiter all the time, and kia found out by plugging in the computer. I had a friend in the ARMY that did the same thing with his HONDA, he thought it was a race car from the factory. He thought wrong. :)

New to the forum, just picked up my 2019 Stinger GT1 ceramic silver two weeks ago. I've watched a lot of videos on these cars and found out that the first two things you need to get, are HKS M45iL Spark Plugs and a OCC oil catch can and a PCV oil catch can. Biggest benefit to running the OCC’s…...