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Hello, I've recently sold my 2019 Si and looking to sell the Ktuner I had on it. It is rest back factory and unlocked from my car ready for new owner. Selling for $350. Will ship buyers expense. Thanks.

I am selling my KTuner V1.2 basically brand new only used for 6 months but recently traded my 2019 Si. Comes with TSP Stage 1 tune they claim 55 WHP 76 ft lbs torque increase. I noticed significant difference with boost up to 23 psi. Car ran great with tune no problems at all. Easy to install...