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  1. Banks Derringer Tuner

    2014+ Jeep Grand Cherokee Ecodiesel 3.0
    I installed the derringer on my 2015 a few weeks ago , I can feel the difference but wouldn't say its a dramatic change. It doesn't seem to help with lag issue, Its a easy install only took about 30 minutes.
  2. Speedometer correction for larger tires

    2014+ Jeep Grand Cherokee Ecodiesel 3.0
    I installed 33's on my 2015 wk2 eco diesel. the dealer tells me they cant adjust the speedometer. Anyone had any luck adjusting for larger tires?
  3. Anyone use the Banks Derringer Tuner,

    2014+ Jeep Grand Cherokee Ecodiesel 3.0
    Im considering the banks derringer tuner with hopes of improving the lag after the AEM update. Has anyone had experience with it? Banks power tuner SKU 66572 Thanks for any help
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