The Edge Products Evolution CTS3 with Locksmith for 2020-2023 Chevrolet and GMC trucks with the 6.6L Duramax diesel unlocks the ECM and TCM to enable flash tuning on this locked platform. It offers multiple power levels up to 125 horsepower and 275 lb-ft of torque to the tires, displays live engine data on the color touchscreen, and reads and clears trouble codes.
Specifications:
- Product line: Edge Evolution CTS3 (diesel)
- Type: handheld programmer and color touchscreen monitor
- Power: up to +125 HP and +275 lb-ft of torque to the tires
- Display: color touch screen, auto-dimming, reads and clears trouble codes
- Data logging and performance tests
- Part number: 85400-261
- Includes Locksmith ECM and TCM unlock
Fitment: Fits 2020-2023 Chevrolet and GMC 2500/3500 trucks with the 6.6L Duramax diesel.
Emissions compliance: This part is legal for on-street use under the EPA Tampering Policy of November 23, 2020 in states that follow that policy. It is not currently legal for sale or use in California, where CARB testing is pending. A California Proposition 65 warning applies.
FAQ
What does the Locksmith feature do?
It unlocks the ECM and TCM on the locked 2020-2023 Duramax platform so the Evolution CTS3 can flash tune it.
How much power does it add?
It offers multiple levels up to 125 horsepower and 275 lb-ft of torque measured to the tires.
Which trucks does it fit?
It supports 2020-2023 Chevrolet and GMC 2500/3500 trucks with the 6.6L Duramax diesel.
Is it street legal?
It is legal for on-street use in states that follow the EPA Tampering Policy of November 2020, but it is not legal for sale or use in California while CARB testing is pending.

