XDP XTRA Cool Water Pump Housing 01-05 GM 6.6L Duramax LB7/LLY RJ-246100-103 Max Wheel Backspacing 5

Max Wheel Backspacing 5

You can choose to only upgrade the low pressure (larger turbo)

making your truck ride better when you hit bumps

As your Cummins develops some miles

protecting it from dust

XDP XTRA Cool Water Pump Housing 01-05 GM 6.6L Duramax LB7/LLY RJ-246100-103 Max Wheel Backspacing 5Your water pump needs replacing and you need a better housing for it? XDP's XTRA Cool Water Pump Housing is a direct fit replacement for water pump housing in your GM truck. Erosion and corrosion can take its toll on the cooling system and sometimes all you need is a new housing to get your water pump back up and running correctly. Then again, maybe you already have a replacement water pump and are looking for a great alternative for the housing. No