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H&S Mini Maxx Race Tuner & 4" Stainless Downpipe Back | 2011-14 6.6L GM Duramax LML

Pricing: $1,305.82

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This H&S Perfomance package includes the Mini Maxx and 4" stainless downpipe back from JAMO Performance exhaust for 2011-2014 6.6L GM Duramax applications.

  • Delete tuning with 4 power levels: stock, +50HP, +100HP, & +150HP
  • Full Monitoring Capabilities
  • Stainless Quality, Aluminized Price
  • Note: Not suitable for Cab & Chassis Models

H&S Performance Mini Maxx | 109003

The Mini Maxx Race Tuner from H&S Performance features (4) power levels with maximum gains of +150HP and combines high performance tuning with digital monitoring for 2011-2014 6.6L Duramax applications.

Power Levels

  • Stock: 0HP
  • Mild: 50HP
  • Wild: 100HP
  • Hot: 150HP


  • 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

JAMO Performance Exhaust 4" Stainless Downpipe DPF Delete Exhaust | C004DB

  • Stainless Quality, Aluminized Price
  • High Qualty T-409 Mandrel Bent Stainless Steel
  • Uses Factory Mounts & Hangers for Easy Install
  • Includes Stylish and Sound Enhancing Polished T-304 Stainless Tip

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

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  • 33.0 lbs.
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