Superchips Mileage XS for 2001-07 Duramax

KEY FEATURES

• Improved Fuel Economy
• Adjust speedometer to compensate for non-stock tires
• Retrieve and clear check engine codes
• Internet updateable
• Can be upgraded to Superchips Flashpaq for additional charge KEY FEATURES
• Optimizes engine management for increased fuel economy
• Validated calibrations and economy gains
• Retrieve and clear check engine codes
• Free online updates at Superchips.com (Coming Soon) Upgrade to fully featured Flashpaq performance programmer for additional charge ADDITIONAL FEATURES **Based upon vehicle application. Some vehicles do not apply. Superchips recommends no towing/hauling when using the Mileage XS Save Tuning Level. All Superchips Mileage XS tuning products for diesel-fueled vehicles are not legal for sale or use in California on pollution controlled motor vehicles.