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Edge Products Evolution CTS4 GM 2500 6.6L Gas for Chevrolet and GMC

Part # 85803

  • Performance Tuning for GM HD Gas Trucks — Designed specifically for Chevy Silverado 2500HD/3500HD and GMC Sierra 2500HD/3500HD trucks equipped with the 6.6L L8T V8 gas engine.
  • Adds 28 HP & 50 LB-FT of Torque — Vehicle-specific performance tuning delivers gains of up to 28 horsepower and 50 lb-ft of torque for stronger acceleration, passing power, towing, and hauling.*
  • 87 & 91 Octane Performance Tunes — Choose 87 Octane for daily driving and economy or step up to 91 Octane for extreme performance and towing.*
  • Improved Throttle Response — Sharper throttle response helps wake up the 6.6L L8T, providing quicker acceleration and a more responsive connection between the pedal and engine.
  • Optimized Transmission Tuning — Vehicle-specific shift strategies improve shift points, shift feel, power delivery, towing performance, and everyday drivability.*
  • Edge Locksmith ECM/TCM Unlock Included — Unlocks the factory ECM and TCM to enable Edge performance tuning without requiring bench flashing.
  • Built for Towing & Hauling — Added horsepower and torque, improved throttle response, and optimized shifting help the 6.6L gas HD perform with greater confidence when pulling a trailer or carrying heavy loads.*
  • Adjustable Vehicle Features — Adjust supported vehicle settings, including tire size and speed limiter, to better match your truck's setup.*
  • Real-Time Digital Gauges — Monitor supported engine, drivetrain, temperature, pressure, and other critical vehicle parameters directly from the CTS4 while you drive.
  • Custom Alerts & Data Logging — Configure alerts for supported parameters and record vehicle data for performance monitoring, towing, and troubleshooting.
  • Built-In Diagnostics — Read and clear supported diagnostic trouble codes directly from the CTS4.
  • Expandable Monitoring — Add compatible EAS sensors and camera options to expand monitoring capabilities as your truck and needs evolve.

Description

The Edge Evolution CTS4 is the ultimate flash tuner and digital monitor for 2020–2023 Chevy Silverado 2500HD/3500HD and GMC Sierra 2500HD/3500HD trucks with the 6.6L L8T gas V8. Delivering gains of up to 28 horsepower and 50 lb-ft of torque, CTS4 combines proven performance tuning, improved throttle response, optimized shifting, and next-generation vehicle monitoring in one powerful package.*

Specifications

5 Volt Data Logging InputsYes
50 State LegalNo
AC AdapterNo
Accepts Custom Tunes From CMRYes
Body MaterialABS
CARB (California) CompliantNo
Case IncludedNo
Color DisplayYes
Color Touch Screen DisplayYes
Custom TuningNo
Erases Fault CodeYes
Expandable Accessory System CompatibleYes
Fuel TypeGasoline
Grade TypePerformance
In Cab MonitoringYes
Instruction Manual IncludedYes
Performance TunesYes
Pods and Mounts AvailableYes
Software IncludedYes
SpeedometerYes
UpgradableYes
Video CapableYes
Wi-Fi UpdatesYes
UPC / GTIN00090127970928
WarrantyManufacturer's 1 Year Warranty

Fits these vehicles

YearMakeModelEngineNote
2020 - 2023ChevroletSilverado 2500 HD6.6L V8In-Cabin Tuner
2020 - 2023ChevroletSilverado 3500 HD6.6L V8In-Cabin Tuner
2020 - 2023GMCSierra 2500 HD6.6L V8In-Cabin Tuner
2020 - 2023GMCSierra 3500 HD6.6L V8In-Cabin Tuner