Black Bandit Accessories 2017-2019 GM Duramax L5P  -  CAN BUS Plug Kit (2017-2023)
GM Duramax L5P CAN BUS Plug Kit (2017-2023)

2017-2019

Regular price $154.00
Regular price Sale price $154.00
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GM Duramax L5P (2017 - 2023)

GM Duramax L5P CAN BUS Plug Kit (2017-2023)

GM Duramax L5P CAN BUS Plug Kit (2017-2023)

SKU: SKU:AC-Plug-L5P-17

Regular price $154.00
Regular price Sale price $154.00
Sale Sold out
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Introduction

The Duramax L5P CAN BUS Plug Kit is an essential component for 2017–2023 Silverado and Sierra 6.6L L5P diesel trucks running delete tuning. Designed to support DPF and DEF removal, this plug kit ensures proper ECM communication after emissions components are removed, preventing fault signals that can lead to drivability and performance issues.


Features

  • Designed specifically for 2017–2023 GM 6.6L L5P Duramax diesel trucks
  • Required for DPF and DEF delete tuning applications
  • Replaces factory NOx and DEF module connections after removal
  • Sends a closed CAN BUS signal to the ECM
  • Supports aftermarket exhaust systems and delete pipes
  • Plug-and-play design for simplified installation
  • Built for off-road and competition-use vehicles

Benefits

  • Prevents ECM errors caused by missing emissions modules
  • Maintains stable engine operation after DPF/DEF removal
  • Ensures reliable communication within the CAN BUS system
  • Supports aggressive tuning and heavily modified diesel setups
  • Helps avoid performance issues related to faulty sensor signals

Compatibility

Make Chevrolet GMC
Model Silverado 2500HD / 3500HD Sierra 2500HD / 3500HD
Year Range 2017-2023 2017-2023
Engine GM 6.6L L5P Duramax Turbo Diesel V8 GM 6.6L L5P Duramax Turbo Diesel V8

Technical Specifications

  • Application: CAN BUS signal management for delete tuning
  • Engine Platform: GM Duramax L5P
  • Function: Closed signal emulator for NOx/DEF modules
  • Installation Type: Plug-and-play
  • Intended Use: Off-road / competition only

Installation & Notes

  • Installs after removal of factory DPF and DEF components
  • Designed to be used with aftermarket exhaust or delete pipes
  • Delete tuning is required for proper operation
  • For off-road and competition use only; not legal for on-road emissions-controlled vehicles

Frequently Asked Questions

Why is this CAN BUS plug kit required for delete tuning?

When DPF and DEF systems are removed, the L5P ECM no longer receives expected signals. This plug kit provides a closed signal to prevent fault codes and performance issues.

Will this work with aftermarket L5P exhaust systems?

Yes, it is designed specifically for trucks running aftermarket exhausts or delete pipes.

Does this kit replace L5P sensors or modules?

L5P plugs replace the electrical connection of the NOx and DEF modules after they are physically removed.

Is tuning required when using this L5P plug kit?

Yes, proper delete tuning is required for correct engine operation.

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