The Remanufactured CP3 Fuel Pump (Stock Replacement) XD521 replaces the failed or underperforming fuel pump in your 2001-2004 GM 6.6L Duramax LB7. A bad or poorly functioning fuel pump can produce low fuel rail pressure which can cause power loss or even leave you stranded on the road. This CP3 pump will help get your truck running as it should and get you back on the road.

Every fuel pump is constructed using the highest quality parts and is designed to meet the strict OE specifications. All CP3 pumps include a 2-year warranty for peace of mind and are end-of-line tested to ensure a long service life.
Features:

• Remanufactured CP3 Pump
• End-Of-Line Testing To Ensure Quality
• Meets Original Equipment Specifications
• Assembled With High-Quality Components