Gm Duramax Mileage Xs 2001-10 Diesel Limited Availability If you’re looking for the secret to lasting longer and going farther, you’ve come to the right place. Squeezing every last bit of energy out of a gallon of fuel for improved mileage is just as much of a science as making big horsepower gains.
by tuning your vehicle’s fuel injection, ignition and transmission shift characteristics, the superchips mileage xs can deliver up to a 20-percent improvement in fuel economy for diesel pickups. That’s money you can put in the bank! The superchips mileage xs also lets you read and clear trouble codes, and you can recalibrate the speedometer if you change tire size or gear ratio. Free updates are available for your mileage xs, and we even offer an upgrade program that gives you a discount if you decide to upgrade to a flashpaq performance programmer at a later date.
all superchips mileage xs tuning products for diesel-fueled vehicles are not legal for sale or use in california on pollution controlled motor vehicles.
2500 / 3500
LB7/LLY/LBZ/LMM no LML
Other fitment as listed by some of our techs listed below
2001-2010 CHEVY SILVERADO 2500 / 3500 TRUCKS 6.6L LB7 LLY LBZ AND LMM TURBO DIESEL WILL NOT FIT NEWEST 6.6L RPO LML (VIN CODE "8") MOTORS IN THE 2011
May fit other vehicles than what we have listed online at this time, please call us at 817-473-3500 for assistance or check with Superchips for additional applications.