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    • Evolution CTS3 with Locksmith Evolution CTS3 for 2020-2023 GM Duramax ECM/TCM Unlock Capabilities Edge Products
    • Evolution CTS3 with Locksmith Evolution CTS3 for 2020-2023 GM Duramax ECM/TCM Unlock Capabilities Edge Products
    • Evolution CTS3 with Locksmith Evolution CTS3 for 2020-2023 GM Duramax ECM/TCM Unlock Capabilities Edge Products
    • Evolution CTS3 with Locksmith Evolution CTS3 for 2020-2023 GM Duramax ECM/TCM Unlock Capabilities Edge Products
    • Evolution CTS3 with Locksmith Evolution CTS3 for 2020-2023 GM Duramax ECM/TCM Unlock Capabilities Edge Products
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    Edge Products Evolution CTS3 with Locksmith ECM/TCM Unlock | 2020-2023 GM 6.6L Duramax | 85400-261

    Vendor: Edge Products
    Part Number: 85400-261
    Save $144
    Sale Price $1,149.95 Regular Price $1,293.95

    Currently out of stock.

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
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    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.

    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy

    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

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