Looking for Mileage?  Superchips has your answer!

Superchips Mileage XS

Fits All 99-08 GM Gas Trucks & SUV's

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 Recalibrate odometer, speedometer & shift points for wheels, tires & gear upgrades Superchips makes available, where applicable, calibrations to run lower octane gas on vehicles that require 89 & 91 octane saving you money at the pump Free online updates at Superchips.com Can be upgraded to fully featured Flashpaq performance programmer for additional charge ADDITIONAL FEATURES Tire height adjustment 26" to 38" ** Gear ratios available to calibrate to 3:42, 3:73, 4:10, 4:56 and 4:88 ** Improves shifting to compensate for non-stock tires and gears Corrects speedometer **Based upon vehicle application. Some vehicles do not apply.