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    Sale!

    Holley EFI Holley EFI Terminator X Max Transmission Kit - GM 6L80/90 558-499

    Vendor: Holley EFI
    SKU: GVMR_558-499
    20% Off
    Sale Price $515.95 Regular Price $645.95
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    If you currently have a Terminator X ECU, upgrading to a Terminator X Max ECU can be easily done by plugging your main harness into the Max ECU and re-uploading your existing calibration.


    Holley EFI Holley EFI Terminator X Max Transmission Kit - GM 6L80/90 558-499


    Specifications:

    Brand Holley EFI
    Category Transmission
    Emission Code 3
    3390 Performance
    part type Automatic Transmission Wiring Harness
    Product Type Terminator X Max 6L80
    Sub Category Automatic Transmission Components
    Warning California Proposition 65
    Description_INV GM 6 SPEED TRANSMISSION CONTROL
    Description_ASC Terminator X V3 Software is not compatible with Terminator X V1 or V2 ECU Firmware. To use V3 software with an older ECU version, the ECU and handheld must be updated to V3 Firmware. Opening a Terminator X V1 or V2 calibration with Terminator X V3 software, will update the calibration from V1 or V2 to V3. A V3 calibration cannot be loaded into a V1 or V2 ECU. Terminator X V1 or V2 calibration cannot be used in a Terminator X ECU with V3 Firmware. The 3.5" TSLCD can be used to update the ECU and the Calibration from V1 or V2 to V3 when using Handheld Firmware V3 Build xx (tslcd35-terx.3.0.xx.fwu) or later.
    Description_ASC Tire Size Diameter = 26" - 38"
    Description_ASC Gear Ratio = 3.23 - 5.13
    Description_DES Holley EFI Terminator X Max Transmission Kit - GM 6L80/90
    Description_EXT Requires Terminator X - Requires V3 Build 100 or later
    Description_MKT Add GM 6L80/90E transmission control to any existing vehicle utilizing a Terminator X Max ECU. A departure from traditional Holley EFI transmission control, the Terminator X Max ECU allows the ability to use 2007+ GM 6L80E and 6L90E transmissions by communicating via CAN with the internal TCM (Transmission Control Module). The supplied Holley EFI OBDII Transmission Tuning Handheld is used to adjust shift points, tire size and gear ratios. The Terminator X V3 Software provides the ability to dial in Torque Management to optimize the desired shifting characteristics when using a 6L80/90E Transmission. Terminator X V3 software also allows a user to control the Secondary Shift Mode within the Transmission TCM and allows use of Tap Up/Down Shifting.
    Description_MKT Within Terminator X V3 PC Software:
    Description_MKT o Virtual Torque Management Tables
    Description_MKT o Virtual TPS Tables to dial in shift characteristics regardless of engine
    Description_MKT o DBW and Timing torque reduction tables to create smooth shifts
    Description_MKT Within the Holley EFI OBDII Transmission Tuning Handheld
    Description_MKT o Ability to read and clear TCM fault codes
    Description_MKT o Ability to raise and lower shift points by MPH or RPM
    Description_MKT o Support for Tap Up/Tap Down & Transmission's Secondary Shift Mode
    Description_MKT If you currently have a Terminator X ECU, upgrading to a Terminator X Max ECU can be easily done by plugging your main harness into the Max ECU and re-uploading your existing calibration.
    Description_FAB Included TCM handheld tuner with integrated wizard is required for setup in conjunction with the Terminator X 3.5” Handheld. Terminator X V3 software to unlocks optional tuning parameters
    Description_FAB Plug and play with any engine controlled by a Terminator X Max ECU
    Description_FAB Supports - Shift Mode - Tap Up / Tap Down and Torque Management
    Description_FAB Four loose wires:
    Description_FAB Power (Red) – Supplies power to the transmission solenoids. This should be connected directly to the battery, or a constant battery source capable of supplying 5 amps.
    Description_FAB Ground (Black) – Connect to a good chassis/engine ground source.
    Description_FAB Brake Switch (Light Blue/White) – Wired to the brake light switch. This must be installed to a 12V source (most brake light switches are).
    Description_FAB Park/Neutral Safety (Yellow) – Circuit for starter solenoid. When the transmission is in Park or Neutral, this Yellow Wire will be Grounded (-). When the transmission is in gear, this circuit will be open.


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    Return Period

    You have up to 30 days from the date of purchase to return eligible items.

    Condition of the Item

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    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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