SOTF Switches and Cables for Ram/Nissan Cummins (2006-2024)
Type: Accessories | Fits: Ram Cummins
RAM/Nissan Cummins Tuning Cables and Diesel Switches
This product page offers a complete selection of RAM Cummins cables and SOTF switches designed to support modern diesel tuning platforms. Each variant 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
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Dodge RAM Cummins CSP5 SOTF Switch
Model Years: 2006-2021
SKU: AC-CSP5-CUMMINSThis 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
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Dodge RAM Cummins EFI Bypass Cable
Model Years: 2018-2021
SKU: FT18-21This 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
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Dodge RAM Cummins EZ Lynk AutoAgent 3 Bypass Cable
Model Years: 2018 and newer
SKU: AC-EZ-RAM-BPThis 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
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RAM Cummins SGW Bypass Cable
Model Years: 2018 and newer
SKU: AC-A42215This 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
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Cummins CCV SOTF Switch for Dodge RAM and Nissan Titan XD
Dodge RAM: 2019-2021
Nissan Titan XD: 2016 and newer
SKU: AC-CSP5-TITANThis 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
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Nissan Titan XD Cummins EZ Lynk 2.0 Flash Cable
Model Years: 2016-2019
SKU: DT-SW-NIS-T16-AA2This 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
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Nissan Titan XD Cummins EZ Lynk 3.0 Flash Cable
Model Years: 2016-2019
SKU: DT-SW-NIS-T16This 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
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RAM Cummins CM2450 Diesel Switch
Model Years: 2019-2024
SKU: AC-DSP5-CM2450This 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 our shipping guidelines, before completing your purchase.
Related Tuning Packages
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Important Notices
- Off‑Road Use Only
Products sold by JS Speed are intended for off‑road use and may be illegal on public roads where emissions or pollution‑control laws apply. - Check Local Laws
Before purchasing or installing, verify all applicable local, state/provincial, and federal regulations to ensure the modification is legal in your area. - Professional Installation Recommended
These parts should be installed by qualified professional mechanics. Improper installation can cause performance issues or vehicle damage. Unless a product page explicitly states otherwise, installation instructions are not included. Components are designed for users with solid mechanical knowledge, and minor adjustments or modifications may be required for proper fitment. Returns or refunds cannot be accepted due to difficulty completing an installation or the absence of instructions. - Warranty Impact
Use of these parts may void your vehicle’s factory warranty. Confirm with your vehicle manufacturer before purchase and installation. - Limitation of Liability
JS Speed is not responsible for damage, failures, or issues arising from the use or installation of these products. - Product Images
Images are for illustration only and may differ from the actual product due to manufacturer updates or improvements. - No Performance Guarantees
While these products are designed to enhance performance, JS Speed does not guarantee specific performance results.
