XDP Remanufactured CP3 Fuel Pump (Stock Replacement) XD521

  $578.95
Most orders ship within 24 hours. If backordered, a representative will contact you within 1-2 business days.

In stock

SKU: XDP-XD521

SKU
XDP-XD521
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Please contact us for instructions on how to return your core.

The XDP 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 or exceed the strict OE specifications. All XDP CP3 pumps include a 2 year / unlimited mileage warranty for peace of mind and are end-of-line tested to ensure a long service life.

Features:

  • Remanufactured CP3 Pump 
  • Meets or Exceeds OE Specifications 
  • End-Of-Line Testing To Ensure Quality 
  • Assembled With High-Quality Components 

Warranty

All product warranties if any, implied have been done so at the discretion of the manufacturer. If you need warranty assistance on any product you've purchased, please contact the manufacturer directly.

Products manufactured by XDP carry a 2-Year warranty against defects in materials and craftsmanship. The Warranty is Limited to two (2) years from the date of sale and limited solely to the parts contained within the product's kit. All products that are in question of Warranty must be returned shipping prepaid to XDP and must be accompanied by a dated proof of purchase receipt. Warranty is limited to the original purchaser.

Under no circumstances shall the Xtreme Diesel Performance, LLC. be liable for any labor charged or travel time incurred in diagnosis for defects, removal, or reinstallation of this product, or any other contingent expenses.

Vehicle Fitment

YEAR MAKE MODEL FOR ENGINE SERIES
2001 Chevrolet Silverado 2500 HD 6.6
2002 Chevrolet Silverado 2500 HD 6.6
2003 Chevrolet Silverado 2500 HD 6.6
2004 Chevrolet Silverado 2500 HD 6.6
2001 Chevrolet Silverado 3500 6.6
2002 Chevrolet Silverado 3500 6.6
2003 Chevrolet Silverado 3500 6.6
2004 Chevrolet Silverado 3500 6.6
2001 GMC Sierra 2500 HD 6.6
2002 GMC Sierra 2500 HD 6.6
2003 GMC Sierra 2500 HD 6.6
2004 GMC Sierra 2500 HD 6.6
2001 GMC Sierra 3500 6.6
2002 GMC Sierra 3500 6.6
2003 GMC Sierra 3500 6.6
2004 GMC Sierra 3500 6.6
Customer Questions
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XDP - Performance Diesel Parts & Accessories from XDP - HSP™ Diesel

Factory replacement parts like the ones from XDP are a great option to upgrade and increase reliability. We have what you need from alternators, fuel plugs, and sump kits!

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