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