Fits: 2004.5 thru 2005 Chevy Silverado/GMC Sierra 2500HD/3500HD LLY Duramax Diesel

Warm up your engine faster on cold mornings with BD Diesel's High Idle Kit. Quick and easy install, the High Idle switch mounts on the dashboard and taps onto wires under the dash. Great to use for PTO's and extended idling applications. Adjustable RPM range can be set to 800/1200/1800

Notes:

• Only for automatic transmissions with cruise control