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Thread: 2013 chevy siverado 5.3 help

  1. #1
    Potential Tuner
    Join Date
    May 2019
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    1

    2013 chevy siverado 5.3 help

    I put long tube headers on wit no cats. and a cold air kit. looking for a lil help on what to do on the tune. runs alil ruff.

  2. #2
    Retune VE and MAF using your LTFt and STFT or wideband if ya have one. Do some research on how to properly tune ve and MAF many write ups out there

  3. #3
    Tuning Addict 5FDP's Avatar
    Join Date
    May 2012
    Location
    Rogers, MN
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    13,565
    Highly suggest a wideband too, you need to to dial in wide open throttle air fuel ratio's.
    2016 Silverado CCSB 5.3/6L80e, not as slow but still heavy.

    If you don't post your tune and logs when you have questions you aren't helping yourself.