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Memorial Day & Limited Support Notice
Merchant Automotive will be closed for Memorial Day. Orders placed after Friday, May 23rd at 3 PM EST will ship starting Tuesday, May 27th.
Please note: Phone support will be unavailable Thursday and Friday, May 29th–30th. For assistance, please email support@merchant-automotive.com.

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SKU: 
20662

Merchant Automotive New CP3 Fuel Injection Pump | 2001 - 2004

$924.44

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Product Information

Merchant Automotive CP3 Injection Pump – Fits 2001-2004 Duramax LB7 (No Core Charge)

The Merchant Automotive CP3 Injection Pump is a direct replacement for the factory pump in 2001-2004 Chevrolet Silverado and GMC Sierra 2500HD/3500HD trucks with the Duramax LB7 engine. Designed for reliability and consistent fuel delivery, this pump helps maintain proper engine performance and efficiency.

Features:

  • Direct OEM Replacement – Designed to fit and function like the original CP3 pump.
  • No Core Charge – No need to return your old pump, making the purchase hassle-free.
  • Consistent Fuel Delivery – Supports proper fuel pressure for optimal engine operation.
  • Durable & Reliable – Manufactured to meet or exceed factory specifications.

Whether you're replacing a failing pump or performing routine maintenance, the Merchant Automotive CP3 Injection Pump provides a dependable solution without the hassle of a core charge.

Don't forget to add our CP3 install kit above to ensure you have everything needed for a smooth installation.

Fits:

  • 2001-2004 Chevrolet Silverado 2500HD/3500HD Duramax LB7
  • 2001-2004 GMC Sierra 2500HD/3500HD Duramax LB7

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