



XDP | 2001-2005 GM 6.6L Duramax LB7 / LLY | 2003-2005 Kodiak / Topkick C4500 / C5500 6.6L Duramax XTRA Cool Water Pump With Housing
The XDP X-TRA Cool Water Pump (With Housing) XD666 is a high-quality replacement for the failed water pump on your GM 6.6 LB7/LLY Duramax engine. This Water Pump comes with the housing which is known to leak or erode due to cavitation and or corrosion in the cooling system.
This is a direct-fit replacement that includes the necessary seals for a hassle-free installation. Each pump is manufactured to factory specifications giving you a factory fit and function.
Features:
- Includes New Seals
- Direct-Fit Replacement
- Meets OEM Specifications
- Includes Water Pump and Housing
- 2 Year/Unlimited Mileage
Specs:
Housing Material: Aluminum
Hub Height: 2.515 Inch
Impeller Material: Grey Iron
Impeller Rotation: Standard
Impeller Vane Quantity: 8
Includes Back Housing: Yes
Mounting Hole Quantity: 5
Outlet Quantity: 3
Notes:
The harmonic balancer bolt will need to be removed to replace your water pump.
The factory bolt is a torque-to-yield fastener (TTY) for one time use and must be replaced.
Original: $157.95
-65%$157.95
$55.28Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The XDP X-TRA Cool Water Pump (With Housing) XD666 is a high-quality replacement for the failed water pump on your GM 6.6 LB7/LLY Duramax engine. This Water Pump comes with the housing which is known to leak or erode due to cavitation and or corrosion in the cooling system.
This is a direct-fit replacement that includes the necessary seals for a hassle-free installation. Each pump is manufactured to factory specifications giving you a factory fit and function.
Features:
- Includes New Seals
- Direct-Fit Replacement
- Meets OEM Specifications
- Includes Water Pump and Housing
- 2 Year/Unlimited Mileage
Specs:
Housing Material: Aluminum
Hub Height: 2.515 Inch
Impeller Material: Grey Iron
Impeller Rotation: Standard
Impeller Vane Quantity: 8
Includes Back Housing: Yes
Mounting Hole Quantity: 5
Outlet Quantity: 3
Notes:
The harmonic balancer bolt will need to be removed to replace your water pump.
The factory bolt is a torque-to-yield fastener (TTY) for one time use and must be replaced.













