Fits: 2001 thru 2005 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY Duramax Diesel

The Diesel RX glow plugs are a direct replacement for your factory glow plugs.

Features:

• Only glow plug made in the U.S.A.
  
• Precise engineering that allows for easy installation
• Allows for faster engine startups
  
• Resists corrosion and vibration
  
• Controls current draw for rapid heat of coil
• Allows for faster engine startups