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  2. 2014 Silverado 5.3, FF, Tune

2014 Silverado 5.3, FF, Tune

Work Done

Results

  • Truck picked up 11hp/15ft lbs of torque on 87 octane fuel, and 42/45 on E85. All gen5 DI engines should be ran on premium fuel due to there high cylinder pressure and compression ratios.