XDP X-TRA Cool Water Pump Housing (Housing Only) 2001-2005 GM 6.6L Duramax LB7/LLY and 2003-2005 GM Kodiak/Topkick C4500/C5500 6.6L Duramax
XDP X-TRA Cool Water Pump Housing (Housing Only) 2001-2005 GM 6.6L Duramax LB7/LLY and 2003-2005 GM Kodiak/Topkick C4500/C5500 6.6L Duramax
SKU:XD684-HVCD
Couldn't load pickup availability
πΒ Important Notice: This product may be temporarily out of stock. Orders are still accepted, but please note that additional processing time may be required before shipping. Estimated lead time may vary depending on supplier availability. If you need the item urgently, please contact us to confirm current availability.
The XDP X-TRA Cool Water Pump Housing (Housing Only) XD684 will replace the damaged housing on your GM 6.6 Duramax LB7/LLY. Over time these housings are known to erode or leak due to cavitation or corrosion from the cooling system. This housing is a direct-fit replacement that meets the factory specifications and is sold as just the housing without the water pump.
Features:
- Includes New Seals
- Direct-Fit Replacement
- Meets Factory Specifications
- 2 Year/Unlimited Mileage
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.
Share


π¨ Las Vegas Customers!
If you're located in Las Vegas and need professional installation for this part, check out our trusted installer:
Sin City Diesel & Offroad
Your local go-to shop for diesel performance and expert installs.
π Before You Complete Your Purchase Please review the important information below regarding product accuracy, pricing, inventory, and return policies.
-
Terms & Conditions (TOS)
Product Information Accuracy Disclaimer:
"While we strive for accuracy, FrankBuilt Performance does not warrant that product descriptions, prices, or other content is error-free. In the event of an error, we reserve the right to cancel or correct any order placed for the incorrectly listed item."
Price Changes:
"Prices are subject to change without notice. Errors in pricing may occur and we reserve the right to refuse or cancel orders placed at incorrect prices."
Inventory Disclaimer:
"Inventory availability is not guaranteed. If an item becomes unavailable after an order is placed, we will contact you as soon as possible to offer alternatives or a full refund."
-
Shipping & Returns Policy
Wrong Parts Received / Ordered:
"It is the customerβs responsibility to verify product fitment before placing an order. If you receive the wrong item due to an error in our listing, we will work to resolve the issue. If the wrong item is ordered by mistake, restocking fees may apply."
Restocking Fees and Return Eligibility:
"Returns may be subject to a restocking fee. Items must be unused and in original packaging."