What do I need to delete my L5P Duramax?

Complete Guide for 2017+ L5P Duramax Owners

What You Need:

  1. ECM Unlock: Use E41 Kit or buy pre-unlocked ECM
  2. OBD 2 Flash Tuning Interface
  3. 8 Tuning Credits
  4. Year-Specific CAN Plug Kit
  5. DPF Delete Pipe/Exhaust
  6. EGR Delete Kit
  7. Tune Package *Clear emissions codes first*
  8. Windows Computer Required

Get Everything In One Package:

View Complete Bundle Kit

Installation Guides

New ECM Installation Guide → Factory ECM Unlock Guide →

⚠️ Critical Reminders

  • Do First: Install tunes before any mechanical work.
  • Must Keep: Throttle valve plugged in at all times.
  • Recommended: Unlock factory ECM to avoid dealership hassles.
  • Software: Use latest VCM Suite BETA (Windows only)
  • Why Unlock Instead of Replace?

    Avoid dealership visits for immobilizer reprogramming - our kit works with your existing ECM


Need Help?

Our team is available for support Monday-Friday 8AM-5PM PST

Contact Us hello@tunerdepot.com

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