Mini Maxx- Off Road/Competition Tuner

Snyder Performance Engineering



H&S Performance Mini Maxx

Designed for off-road & competition use- NOT LEGAL FOR STREET USE


  • Shift-on-the-fly tuning capabilities allow you to power up and down at the touch of a button
  • Easy install— spend less time installing & downloading tuning & more time in the driver’s seat.
  • Monitor vital engine stats— capable of monitoring over 20 PIDs, displaying 4 at a time
  • Adjustable defuel settings— allows you to preset safety faults
  • Read and clear diagnostic codes— allowing you more control and knowledge relating to the check engine light
  • Allows removal of the DPF system— designed for off-road and competition use
  • Increases horsepower and torque— capable of adding 100s of horsepower
  • Removes speed governor— removes speedometer limitations
  • Capable of recalculating the speedometer based on tire size— allowing you to adjust for larger tires
  • Capable of accepting custom tunes— MCC tuning available offering custom tunes for more power and custom setups


Vehicle Applications


  • 2006-2007 5.9L Cummins
  • 2007-2009 6.7L Cummins
  • 2010-2012 6.7L Cummisn


  • 20035-2007 6.0L Powerstroke
  • 2008-2010 6.4L Powerstroke
  • 2011-2014 6.7L Powerstroke


  • 2008-2010 6.6L Duramax LMM
  • 2011-2014 6.6L Duramax LML/LGH*
    • Power levels are not shift-on-the-fly (SOTF) for the 2011-2014 LML


DPF / EGR Removed Warning!

This product is capable of disabling emissions equipment. If using DPF/EGR removed tuning, this high performance product is intended SOLELY for closed-course racing use and is not street legal in ANY state. This product cannot be used on any vehicles registered or certified for highway use. Please check your local, state, and federal laws before purchasing!

We cannot and will not answer any questions about fuel mileage gains! Due to this product being designed solely for racing or offroad application, ALL representatives are restricted to talk about fuel mileage. Please do NOT jeopardize their job and our company by asking about fuel mileage testing. You will NOT pass emissions testing with this product installed!!! Thank you for your cooperation.


If using DPF removed tuning, this tuner requires the use of Race Exhaust! Do not leave the DPF on the vehicle if using DPF removed tuning!


For more information, check out the instructions HERE. 

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