New to dmax, what upgrades?

Discussion in '6.6L Duramax Diesel' started by jlwoods99, May 30, 2017.

  1. jlwoods99

    jlwoods99 Registered User

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    Recent convert to duramax , I bought my brothers 04 cc 3500 4x4. It has approx 80k for miles. My brother bought it new. We want to tow a 37' 5th. Wheel rv. Any suggestions on what upgrades I need to make? Thanks any info will be appreciated.
     
  2. 79jasper

    79jasper Chickenhawk

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    Efi live tuning.

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  3. jlwoods99

    jlwoods99 Registered User

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    Like the ez tuner?
     
  4. 79jasper

    79jasper Chickenhawk

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    No, efi live. Lol
    I think the ez lynk is ppei.

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  5. Ruger_556

    Ruger_556 Full Access Member

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    Replace the suction fuel lines from the tank forward if it hasn't been done yet.
     

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