Superchips Flash-paq Tuner for 2001-07 Duramax

KEY FEATURES

• Increased Horsepower and Torque
• Easy Installation
• No Tools Necessary
• Improved Fuel Economy
• Optimized Driveability
• Diagnostic Trouble Code Reading Capability ADDITIONAL FEATURES
• Eliminate Speed Limiter*
• Recalibrate Speedometer for 26"-38" Tire Sizes*
• Choose from Three Available Performance Settings PERFORMANCE LEVELS
• Performance Tune: 83.5 HP and 144.2 ft/lbs torque
• Performance Tow: 61.4 HP and 107.5 ft/lbs torque
• Tow: 44.8HP and 79 ft/lbs torque ***NOTE*** * Not available on 2001