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    • Gateway Bypass Harness Bypasses the factory gateway to allow use of our tuning products in your 18+ Dodge/Ram/Jeep DiabloSport
    • Gateway Bypass Harness Bypasses the factory gateway to allow use of our tuning products in your 18+ Dodge/Ram/Jeep DiabloSport
    • Gateway Bypass Harness Bypasses the factory gateway to allow use of our tuning products in your 18+ Dodge/Ram/Jeep DiabloSport
    • Gateway Bypass Harness Bypasses the factory gateway to allow use of our tuning products in your 18+ Dodge/Ram/Jeep DiabloSport
    • Gateway Bypass Harness Bypasses the factory gateway to allow use of our tuning products in your 18+ Dodge/Ram/Jeep DiabloSport
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    Sale!

    DiabloSport Gateway Bypass Harness | 2018+ Dodge, Ram & Jeep | 18GBC

    Vendor: DiabloSport
    Part Number: 18GBC
    Save $9
    Sale Price $67.95 Regular Price $76.95

    Available to order. In-stock orders typically ship in 1 to 2 business days.

    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 DiabloSport Gateway Bypass Harness 18GBC bypasses the factory security gateway on 2018 and newer Dodge, Ram and Jeep vehicles so DiabloSport tuning products can communicate on the vehicle data bus. It installs behind the dash and connects to the factory STAR connectors.

    Specifications:

    • Product line: DiabloSport gateway bypass harness
    • Type: serial data gateway bypass module
    • Function: bypasses the factory gateway module to allow tuning communication
    • Installation: mounts behind the dash, connects to factory STAR connectors
    • Instructions included
    • Application: 2018 and newer Dodge, Ram and Jeep vehicles

    Fitment: Fits 2018 and newer Dodge, Ram and Jeep vehicles that use the factory security gateway.

    FAQ

    What does the DiabloSport 18GBC gateway bypass harness do?

    It bypasses the factory security gateway on 2018 and newer Dodge, Ram and Jeep vehicles so a DiabloSport tuning device can communicate on the vehicle data bus.

    Where does the 18GBC install?

    The harness installs behind the dash and plugs into the factory STAR connectors. Instructions are included.

    Is the gateway bypass harness required for tuning?

    On 2018 and newer Dodge, Ram and Jeep vehicles with the factory gateway, a bypass harness is required for a DiabloSport tuner to communicate with the vehicle.

    Does the 18GBC harness add horsepower on its own?

    No. The harness only enables communication for tuning. Power changes come from the DiabloSport tuning device and tunes.

    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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