Launch your rig into the wild blue yonder of performance with a Quadzilla Stealth 2 Power Programmer. Quadzilla precisely tunes your Stealth 2 Power Programmer to unleash the full fury of your Duramax or gas-powered engine. Expertly engineered to perfect your fuel injection pulse width and injection timing for the right blend of impressive power curves and safe EGT temperatures. Quadzilla makes the Stealth 2 Power Programmer in 2 stages for most Duramax-equipped vehicles: Standard and Race. Standard Mode: 6 unique programs that deliver performance hikes from 25 hp and 40 ft lbs of torque to 135 hp and 265 ft lbs of torque. Quadzilla Stealth 2 Power Programmer. For the top selection of Quadzilla Diesel Performance Performance Chips shop online today. The Quadzilla Stealth 2 Power Programmer will improve and personalize your vehicle. Power Programmers & Performance Tuners by Quadzilla Diesel Performance - selected by many auto enthusiasts in the top automotive discussion forums. Quadzilla Stealth 2 Power Programmer for your vehicle will deliver the results you are looking for!