Stealth Module - Chevy/GMC Duramax LB7 6.6L (2001-2004) SM3003P

Sale price$600
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2001-2004 Duramax LB7 Stealth Module

Take your power back with the Stealth Module exclusively for (2001-2004) Chevy/GMC Duramax LB7 diesel trucks. This module is a stand-alone computer that is placed under the hood of your vehicle with no additional supporting modifications or monitoring necessary. Get the most out of your vehicle's performance while remaining warranty friendly.

Works With:

  • Duramax years: 2001, 2002, 2003, 2004
  • Chevy/GMC Duramax diesel models: 2500, 3500, 4500 chassis, 5500 chassis

Stealth offers a cost-effective approach to taking back your power and maximizing your truck's performance. You no longer have to sacrifice anything in the search for upgrading performance! No need for endless modifications or flashes to your truck's ECM. The Stealth Module is the easiest, no hassle approach to give your diesel a safe improvement of power and performance. Backed by a 1 Year Warranty your purchase includes 24/7 technical support and superior customer service. Finally the high-quality, safe, and non-invasive performance solution your truck has been waiting for.

Keep in mind, your vehicle's factory safety parameters remain in place. The Stealth Module is a safe and upgraded solution for everyday driving and towing tasks. See why thousands of diesel pickup owners and enthusiasts are turning to Stealth.

Note: If you have a 2004 Duramax - make sure to check your VIN code to make sure you have the LB7 model as the 2004 Duramax model is a split year. Duramax VIN codes

Stealth Part Number: SM3003P

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WARNING: This product can expose you to chemicals known to the State of California to cause cancer. For more information, go to

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