2001- 2005 GM 6.6L Glow Plug

This is a 12V glow plug for 2001-2004 LB7 and 2004-2005 LLY Chevrolet/GMC 6.6L Duramax engines. This plug is a self-regulating design which allows for fast and safe startups. This engine uses eight glow plugs. Note: 2006 and Later LLY engines use DRX00057 plugs   Works on the following Vehicles: For all 2001 - 2005 Chevy/GMC Duramax Engines - 2001-2004.5 LB7 - 2004.5 - 2005 LLY