Ram/Nissan Cummins SOTF Switches and Cables (2006-2024)

This page lists RAM and Nissan Cummins tuning cables and Shift-On-The-Fly (SOTF) switches designed to support modern diesel tuning platforms. Each product is engineered for specific ECM generations, model years, and tuning devices to support reliable communication, safe operation, and proper calibration control.

All variants listed below are sold individually. Correct selection is required to maintain ECM integrity and avoid compatibility issues.

Available Variants and Technical Overview

Dodge RAM Cummins CSP5 SOTF Switch

• Model Years: 2006–2021
• SKU: AC-CSP5-CUMMINS

This CSP5 SOTF switch enables Shift-On-The-Fly calibration changes through supported tuning platforms and is designed for earlier Cummins ECM architectures prior to CM2450.

• Compatible with EFILive, MM3, Autocal V3, and Smarty
• OBD-II based installation
• Supports multi-level tuning control without reflashing
• For 2018–2021 models, a compatible bypass cable is required for flashing

Dodge RAM Cummins EFI Bypass Cable

• Model Years: 2018–2021
• SKU: FT18-21

This RAM Cummins bypass cable is required to bypass the factory security gateway introduced on late-model trucks.

• Required for flashing and tuning access on 2018–2021 RAM Cummins
• Supports CSP5, EFI Live, and compatible tuning devices
• Maintains normal OBD-II functionality during operation
• Designed for permanent installation

Dodge RAM Cummins EZ Lynk AutoAgent 3 Bypass Cable

• Model Years: 2018 and newer
• SKU: AC-EZ-RAM-BP

This variant supports EZ Lynk AutoAgent 3 users requiring uninterrupted ECM communication.

• Required for EZ Lynk tuning and diagnostics on 2018+ RAM Cummins
• Enables flashing, live data, and monitoring
• Vehicle-specific fitment for RAM Cummins platforms

RAM Cummins SGW Bypass Cable

• Model Years: 2018 and newer
• SKU: AC-A42215

This bypass cable is engineered for 2018+ RAM tuning systems.

• Direct ECM communication for MiniMaxx V2
• Required for tuning access on 2018+ RAM Cummins
• Supports monitoring and data logging functions

Cummins CCV SOTF Switch for Dodge RAM and Nissan Titan XD

• Dodge RAM: 2019–2021
• Nissan Titan XD: 2016 and newer
• SKU: AC-CSP5-TITAN

This CCV SOTF switch uses the crankcase ventilation sensor for calibration selection.

• Compatible with EFI Live and EZ Lynk
• Supports 4–5 selectable calibrations
• Includes restricted-access calibration option
• Designed for 6.7L Cummins platforms

Nissan Titan XD Cummins EZ Lynk 2.0 Flash Cable

• Model Years: 2016–2019
• SKU: DT-SW-NIS-T16-AA2

This cable supports tuning on Titan XD Cummins vehicles using EZ Lynk AutoAgent 2.0.

• Required for flashing and tuning access
• Designed specifically for the 5.0L Cummins platform
• Vehicle-specific connector configuration

Nissan Titan XD Cummins EZ Lynk 3.0 Flash Cable

• Model Years: 2016–2019
• SKU: DT-SW-NIS-T16

This variant supports newer EZ Lynk AutoAgent 3.0 devices for Titan XD applications.

• Enables tuning, diagnostics, and live data access
• Designed for Cummins Titan XD ECM architecture
• Plug-and-play installation

RAM Cummins CM2450 Diesel Switch

• Model Years: 2019–2024
• SKU: AC-DSP5-CM2450

This CM2450 diesel switch is designed for trucks equipped with the CM2450 ECM.

• Six-position integrated hardware switch
• Enables map switching without reflashing
• Designed exclusively for CM2450 ECM systems
• Not compatible with CSP5 or CCV-based tuning

Installation and Fitment Responsibility

All components listed require correct ECM identification and tuner compatibility. Improper selection may result in loss of tuning access or incomplete functionality. Installation should be performed by qualified personnel familiar with diesel tuning systems.

Important Notes

• All Cummins tuning cables and switches are final sale. Ensure you have chosen the correct product for your vehicle's model and year to guarantee seamless integration and performance.
• No software or tuning files are included.
• Make sure to review all policies, including shipping guidelines, before completing your purchase.