Fits:

• 2008 thru 2019 Chevy Silverado/GMC Sierra 2500HD/3500HD LMM/LML/L5P Duramax Diesel

• 2019 Chevy Silverado 4500HD/5500HD/6500HD L5D Duramax Diesel

Warm up your engine faster on cold mornings with BD Diesel's High Idle Kit. Quick and easy install. Great to use for remote starters, PTO's and extended idling applications. RPM can be set to 900/1200/1500/1800/2100