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Home > Superchips > Cortex > Superchips Cortex 2950

Fits: 01-10 GM 6.6L Duramax LB7/LLY/LBZ/LMM | 99-07 GM Gas Trucks and SUV's | 99-06 GM Cars
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Superchips Cortex 2950

99-2011 GM Gas and Diesel Vehicles
Superchips Cortex Performance Tuner
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99-2011 GM Gas and Diesel Vehicles (application list below)

The new Cortex from Superchips gives up to three best-in-class tuning levels in an elegant and sleek new design. The diagnostic library retrieves, displays, and clears DTC's. You can log performance times and speeds and it will support wheel and tire size changes. It is updateable from the internet, the built in MSDP link supports accessories, and it is expandable to meet your future needs. Finally, it comes with Superchips exclusive 2-year powertrain warranty at no additional cost.
Superchips Cortex Performance Power Programmer Frequently Asked Questions
The Superchips All-New Cortex Vehicle Performance Programmers come with all of the same great features that Superchips customers have come to love, including programming up to three performance tunes to enhance power, economy, and drivability. These features include the ability to save factory settings; program for performance, towing, or economy; tune transmission settings for improved drivability; read and clear diagnostic trouble codes; adjust speed and RPM limiters; and recalibrate speedometer/odometer for tire and gear swaps. Additionally, there is a data acquisition software package available via Internet download that allows users to save and log data to better understand their vehicle performance.
The only tuner on the market that supports the G8 GT!

Want more power and better drivability for your G8 GT, Cadlillac CTS-V, Corvette, Camaro, GTO, Trans Am, Gas or Duramax Diesel Powerd SUV or Pickup? Check out the Cortex - from the #1 selling programming manufacturer on the market today. Cortex is the only programmer on the market that comes with an industry exclusive two-year vehicle powertrain warranty.


  • Up to three best-in-class tuning levels
  • Industry-Exclusive 2-year powertrain warranty comes with every product at no additional cost
  • Elegant, sleek, innovative design
  • Diagnostic Library retrieves, displays and clears DTC's
  • Log performance times & speeds, displays & stores PID data
  • Easy to install, Internet updateable
  • One part number for each OEM


  • Available Data Acquisition at Superchips.com
  • Adjust Shift Points *
  • Enhance Shift Firmness *
  • Eliminate Speed Limiter
  • Adjust RPM Limiter **
  • Correct Speedo for taller tires and gear ratio changes ***
  • Active Fuel management on/off
  • Choose from up to Three Available Tuning Levels

Not for legal resale or use in California on pollution controlled diesel-fueled vehicles.

Not all options available for all vehicles.

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Superchips Cortex
GM Vehicles
2500 & 3500 Series Truck
All Chevrolet & GMC gas truck, Escalade, Denali, H2, H3 Alpha, SSR, Trailblazer SS, 2500 & 3500 Series (classic body), 2500 & 3500 Series (new body), Corvette, Camaro Z28, Impala SS, Monte Carlo SS, Ranier, CTS-V, G8 GT, GTO, Firebird, Trans Am, Grand Prix, Cobalt SS, Solstice GXP, HHR SS and Sky Redline.
Part # 2950
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