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  1. Supermoto68

    Tuner in southeast Florida ?

    I have a 2009 GMC HD3500 going to add full system need a tuner to program truck for EGR delete and the DAF delete. Any suggestions in south florida or should I look for a programmer and install myself ?
  2. Supermoto68

    Magnaflow 5” full system feedback ?

    Thank you for the feedback
  3. Supermoto68

    Magnaflow 5” full system feedback ?

    I am looking at installing the Magnaflow straight pipe system down pipe back. All 5” brand new $355.00 has anyone done this too loud for daily driver ? I understand will need a EFI live tuner. Any feed back would be appreciated I have a 2009 GMC HD3500 crew cab long bed 4x4 single rear wheel
  4. Supermoto68

    2009 GMC HD3500 newbie

    I I drove it to Ohio in July did not really change MPG in that long trip, drove straight through 18 hours
  5. Supermoto68

    2009 better MPG

    Great feedback, I read that people are getting 15 - 18 mpg on these same trucks but mine is only 11. My lift is minor and the wheels weighed less that OEM, very close to same diameter. So not sure that is hurting me 3-4 mpg. After market exhaust companies claim improved MPG, Tuners also. this...
  6. Supermoto68

    2009 better MPG

    Best mods to improve MPG and Go : 1). Full exhaust or slip on ? 2) programmer ? 3) EGR delegate ? 4) Aftermarket Airfilrer ?
  7. Supermoto68

    Best mods to improve MPG and Go : 1). Full exhaust or slip on ? 2) programmer ? 3) EGR...

    Best mods to improve MPG and Go : 1). Full exhaust or slip on ? 2) programmer ? 3) EGR delegate ? 4) Aftermarket Airfilrer ?
  8. Supermoto68

    2009 GMC HD3500 newbie

    Hello All, Thank you for the add. My truck is a 2009 but I have just passed 50k miles. Lifted with 33’s and 100% stock power plant. I am here to learn the right steps in gaining better MPG. Currently only getting 11 mpg
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