Collection: 2017-2019 Duramax L5P Cables / Switches

Your 2017–2019 Duramax L5P with DIESELR Cables & Switches

Enjoy the full potential of your 2017–2019 Duramax L5P with DIESELR's premium cables and switches. Whether you're aiming for improved tuning capabilities, better connectivity, or enhanced control, our products are designed to deliver.

🔧 Top Cables & Switches for Duramax L5P

• ✅ 5 Position SOTF/DSP Switch (Universal)
  Quickly shift between multiple tune files with our rugged 5-position rotary switch — a must-have for SOTF-enabled trucks.
• ✅ E41 Upgrade Kit (2017–2023 GM L5P)
  Upgrade your ECM for enhanced tuning capabilities and performance.
• ✅ OBDII CSP-5 Switch (2006–2021 Cummins MM3 & EFI ONLY) (2017–2023 Duramax L5P)
  Seamlessly integrate multiple tuning profiles for versatile performance.
• ✅ "CAN" Plug (2017–2019 6.6L Duramax L5P)
  Ensure reliable communication between your vehicle's modules with our durable CAN plug.
• ✅ GDP Commander T87A/T93 TCM Harness (2017–2023 Duramax L5P)
  Facilitate smooth transmission tuning with our specialized TCM harness.
• ✅ OBD2 Splitter
  Connect multiple devices to your OBDII port simultaneously without interference.
• ✅ GDP Commander L5P Two-Wire Unlock Cable (Required for Flashing) (2017–2023 Duramax L5P)
  Essential for unlocking your ECM for tuning purposes.
• ✅ GDP Commander L5P E41 ECM Harness (2017–2023 Duramax L5P)
  Ensure secure and efficient ECM connections with our specialized harness.
• ✅ Edge EAS Replacement EGT Lead - 15 Inch
  Maintain accurate exhaust gas temperature readings with our reliable EGT lead.

🚛 Vehicle Fitment

• 2017–2019 Chevrolet Silverado 2500HD/3500HD 6.6L Duramax L5P
• 2017–2019 GMC Sierra 2500HD/3500HD 6.6L Duramax L5P

💡 Why Choose DIESELR for Your Duramax L5P Upgrades?

• Custom Calibration: Files built specifically for your truck’s year and drivetrain.
• Remote Flashing: No need for bench unlocks or ECM removal.
• Expandable Options: Add switches, brackets, and support packs as needed.
• Off-Road Ready: Designed for closed-course and competition use only.