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H&S Performance Mini Maxx Race Tuner & 4" DPF Race Pipe | 6.6L Duramax LMM 2007.5-2010


This performance package includes the H&S Performance Mini Maxx Race Tuner and Flo~Pro 4" DPF race pipe for 2007.5-2010 GM Duramax applications. The Mini Maxx features 4 power levels and shift on the fly tuning.

  • Deletes the CAT, DPF, & EGR without throwing codes
  • 4 shift on the fly power levels - up to +175hp
Pricing: $1,151.00

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H&S Performance Mini Maxx Race Tuner | 109003

The Mini Maxx race tuner offers the flexibility of multiple power levels, shift-on-the-fly tuning, and high resolution monitoring.

Power Levels

  • Stock HP
  • Tow: 40HP
  • Street: 80HP
  • Performance: 120HP
  • Stock HP
  • Tow: 60HP
  • Street: 120HP
  • Performance: 175HP


  • Shift on the Fly Power Levels
  • Allows removal of the DPF system and ALL related sensors (nothing needs to go into the race exhaust)
  • Precisely tune engine with HP increases of 0-250HP
  • Approximate size: 3.5" x 2" (2" x 1.5" color screen)
  • Speedometer recalibration for use of non-stock size tires or gearing
  • Automatic safety backdown. Controlled by EGT, Boost, Trans. Temp, and Coolant Temp
  • Remove / Adjust top speed limiter
  • Allows removal of the entire EGR system including cooler with no trouble codes
  • Turn off EGR without removing ANY parts
  • Read / Clear Diagnostic Trouble Codes
  • Internet updateable w/included SD Memory Card and USB Cable
  • Digital gauges to monitor 20+ parameters
  • Power Levels Stock HP w/ stock exhaust

Special Functions

  • EGR Delete: With H&S tuning installed, the EGR system on the Duramax can be completely removed with an EGR delete kit or blocker plate while remaining code free.
  • DPF Selection: The DPF or Diesel Particulate Filter is part of the factory exhaust system on the LMM or LML Duramax. H&S offers tuning that allows the DPF to be left in place, or removed completely.
  • UREA / SCR System: On the 2011 ? 2013 LML Duramax, there is a UREA system that can be unplugged or removed completely when running DPF REMOVED tuning. The UREA system may also be left plugged in with no ill effects.
  • Tire Size Calibration: This option allows for the re-calibration of the factory speedometer to adjust for non-stock sized tires.
  • Speed Limiter: This option allows for the adjustment of the factory speed limiter.

Monitoring Gauges

  • Current Power Level
  • Transmission Gear Position
  • Torque Converter Status
  • Pyro 1
  • Pyro 2
  • Speed
  • Boost Pressure
  • Engine RPM
  • Coolant Temperature
  • Injector Pulse Width
  • Intake Air Temperature
  • Barometric Pressure
  • Battery Voltage
  • Oil Temperature
  • Fuel Rail Pressure (ICP)
  • Transmission Temperature (Auto)
  • Load Percentage
  • Timing
  • Exhaust Back Pressure


  • H&S Mini Maxx Delete Tuner - 109003
  • Micro SD Card
  • Power Cable
  • OBD II Adapter
  • Windshield Mount
  • Mini USB Cable
  • HDMI Cable
  • USB Adapter

Flo~Pro 4" DPF Race Pipe

  • No Bungs
  • 100% Aluminized Kit
  • Deletes Diesel Particulate Filter
  • Eliminates Pyrometers & Air Lines
  • Increases Horsepower
  • Increases Torque
  • Increases Fuel Efficiency
  • 100% Satisfaction Guaranteed
  • Bolt-On kit w/ All Necessary Pieces

WARNING! These products are capable of disabling emissions equipment. If using DPF/EGR removed tuning, these high performance products are intended SOLELY for offroad use or closed-course racing use.


Shipping Information

  • Item Requires Shipping
  • 18.0 lbs.
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