2007.5-2010 GM 2500HD/3500HD 6.6L LMM Duramax Chips, Modules & Tuners

Unlock your 6.6L Duramax LMM's full power by installing any of our featured aftermarket  modules and tuners! Gain additional horsepower, torque and throttle by upgrading your stock PCM to a performance-oriented tuner! Engineered to overhaul your truck's fuel curves and pressures, plus shift points for an enhanced gear-holding and optimized shift pressures, GM 2500HD/3500HD owners can expect an excellent increase in overall performance. Achieve improved injection timing/pulse and fuel rail pressure with a new aftermarket PCM Tuner from Alligator Performance. For even greater added power, check out our selection of Turbo Upgrades GM Duramax Fitments: 2007, 2009, 2010 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments.

GM Duramax>2007.5-2010 6.6L LMM
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Tuner DT8140010105000 Light Tow Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Tuner DT8140010105000 Light Tow Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

Duramax Tuner

Tuner DT8140010105000 Light Tow Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

SKU: DMTDT8140010105000
Price
$808
Tuner DT8140010104000 Street Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Tuner DT8140010104000 Street Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

Duramax Tuner

Tuner DT8140010104000 Street Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

SKU: DMTDT8140010104000
Price
$808
Tuner DT8140010103000 Sport Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Tuner DT8140010103000 Sport Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

Duramax Tuner

Tuner DT8140010103000 Sport Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

SKU: DMTDT8140010103000
Price
$808
Tuner DT1140010107009 Optimized Stock Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Tuner DT1140010107009 Optimized Stock Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

Duramax Tuner

Tuner DT1140010107009 Optimized Stock Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

SKU: DMTDT1140010107009
Price
$808
Tuner DT1140010106009 Heavy Tow Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Tuner DT1140010106009 Heavy Tow Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

Duramax Tuner

Tuner DT1140010106009 Heavy Tow Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

SKU: DMTDT1140010106009
Price
$808
Tuner DT1140010105009 Light Tow Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Tuner DT1140010105009 Light Tow Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

Duramax Tuner

Tuner DT1140010105009 Light Tow Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

SKU: DMTDT1140010105009
Price
$808
Tuner DT1140010104009 Street Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Tuner DT1140010104009 Street Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

Duramax Tuner

Tuner DT1140010104009 Street Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

SKU: DMTDT1140010104009
Price
$808
Tuner DT1140010103009 Sport Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Tuner DT1140010103009 Sport Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

Duramax Tuner

Tuner DT1140010103009 Sport Tune incl EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

SKU: DMTDT1140010103009
Price
$808
Tuner DT8140010001000 Switch on the Fly Tune Only for EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Tuner DT8140010001000 Switch on the Fly Tune Only for EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

Duramax Tuner

Tuner DT8140010001000 Switch on the Fly Tune Only for EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

SKU: DMTDT8140010001000
Price
$550
Tuner DT1140010001009 Switch on the Fly Tune Only for EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Tuner DT1140010001009 Switch on the Fly Tune Only for EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

Duramax Tuner

Tuner DT1140010001009 Switch on the Fly Tune Only for EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

SKU: DMTDT1140010001009
Price
$550
Tuner DT8140010007000 Optimized Stock Tune Only for EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Tuner DT8140010007000 Optimized Stock Tune Only for EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

Duramax Tuner

Tuner DT8140010007000 Optimized Stock Tune Only for EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

SKU: DMTDT8140010007000
Price
$300
Tuner DT8140010006000 Heavy Tow Tune Only for EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Tuner DT8140010006000 Heavy Tow Tune Only for EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

Duramax Tuner

Tuner DT8140010006000 Heavy Tow Tune Only for EFI Live Spade | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

SKU: DMTDT8140010006000
Price
$300

2007.5-2010 6.6L Silverado & Sierra 2500HD/3500HD

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