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  1. The Tuned CivicX Experience & Reliability Thread (for all models)

    Vehicle: 2019 Civic Si coupe Total tuned time: 1 month Total tuned mileage: 500miles Tuning device(s) used: currently using KTuner V2 Tunes used: Started with ktuner 19.5/21.5 CURRENTLY using MAPerformance Stage1Tune Fuel used: 91Octane Additional engine mods: PRL Cobra CAI. Muffler delete...


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