
- Broad Platform Compatibility: Whether you're utilizing EFILive® for CSP5 tuning, EZ LYNK for convenient tire size adjustments or remote start installations, or MM3 in the event of a security module failure, this cable is your key to unrestricted access.
- Seamless OBDII Functionality: Once installed, your OBDII port continues to operate normally, allowing you to connect scanners, add accessories like AMP Research PowerSteps, or use other diagnostic tools without interruption.
- Permanent Installation, Permanent Benefits: Designed to be installed and left in your vehicle, this cable provides a persistent bypass of the security gateway module, ensuring continuous access to critical functions. It is not intended to be uninstalled and reused on multiple vehicles.
- CSP5 Switch Enablement: For users of platforms like EFILive®, leaving the bypass cable installed is crucial for the proper functioning of your CSP5 switch, allowing for on-the-fly tune changes.
- Essential for Advanced Diagnostics: Beyond tuning, this cable is invaluable for professionals and enthusiasts alike, enabling the use of Snap-on and other advanced OBDII scanners for comprehensive diagnostics.

Unlock the full potential of your 2018-2022 6.7L Cummins with the Fish Tuning Bypass Cable, an essential tool for any serious truck owner. This innovative Security Gateway Module Bypass Cable provides seamless access to your vehicle's diagnostic and tuning capabilities, empowering you to optimize performance, customize features, and troubleshoot issues with unparalleled ease. Designed for permanent installation, it ensures continuous functionality of your OBDII port and enables advanced tuning options like CSP5 switching, making it an indispensable asset for a wide range of platforms, including EFILive®, EZ LYNK, and MM3. Don't let a restrictive security module limit your truck's true capabilities; invest in the Fish Tuning Bypass Cable and experience the difference in control and performance.
Here's why the Fish Tuning Bypass Cable is a game-changer for your 6.7L Cummins:
Broad Platform Compatibility: Whether you're utilizing EFILive® for CSP5 tuning, EZ LYNK for convenient tire size adjustments or remote start installations, or MM3 in the event of a security module failure, this cable is your key to unrestricted access.
Seamless OBDII Functionality: Onc[...]
- Broad Platform Compatibility: Whether you're utilizing EFILive® for CSP5 tuning, EZ LYNK for convenient tire size adjustments or remote start installations, or MM3 in the event of a security module failure, this cable is your key to unrestricted access.
- Seamless OBDII Functionality: Once installed, your OBDII port continues to operate normally, allowing you to connect scanners, add accessories like AMP Research PowerSteps, or use other diagnostic tools without interruption.
- Permanent Installation, Permanent Benefits: Designed to be installed and left in your vehicle, this cable provides a persistent bypass of the security gateway module, ensuring continuous access to critical functions. It is not intended to be uninstalled and reused on multiple vehicles.
- CSP5 Switch Enablement: For users of platforms like EFILive®, leaving the bypass cable installed is crucial for the proper functioning of your CSP5 switch, allowing for on-the-fly tune changes.
- Essential for Advanced Diagnostics: Beyond tuning, this cable is invaluable for professionals and enthusiasts alike, enabling the use of Snap-on and other advanced OBDII scanners for comprehensive diagnostics.