High Idle/Valet Switch GM 04.5-05 Duramax LLY PPE Diesel

This product allows for the engine idle to be set at 3 predetermined points (between 750 RPM and 1,800 RPM) to facilitate faster engine warm-ups, electrical system charging or even having the A/C or heater working at its optimal capacity.
There is a Valet setting as well, which governs the engine so that it reaches a maximum of 2,000 RPM, top speed of 55 mph. Vehicle must have existing cruise control option on turn signal lever to operate high idle function.Features:

Facilitate faster engine warm-ups
Includes dash panel insert and harness
Must have existing cruise control option on turn signal lever to operate high idle function
Applications: 2004.5-2005 GM 6.6L Duramax LLY

Note: Legal In California Only For Racing Vehicles That May Never Be Used, Or Registered Or Licensed For Highway Or Off-Road Use.