HP Tuners Diesel Switch — GM 6.6L L5P Duramax

Overview

Application-specific six-position rotary switch for compatible GM L5P Duramax calibrations using HP Tuners Switch on the Fly support.

Key Features

• Six-position rotary control
• Five-foot OBD-II pass-through cable
• Knurled aluminum knob and marked position dial

Compatibility

Designed for supported 2017 and newer Chevrolet Silverado and GMC Sierra trucks with the 6.6L L5P Duramax and the required HP Tuners controller configuration. This switch is application-specific and is not interchangeable with Cummins versions.

What’s Included

One GM L5P Diesel Switch assembly with integrated OBD-II pass-through cable.

Requirements

Compatible HP Tuners interface, supported Switch on the Fly operating system, and any required E41 controller upgrade or licensing.

Important Notes

Confirm controller, operating-system, and model-year support before installation. This hardware does not include a calibration, controller service, or credits.