Sinister Diesel® - "Welded" Water Pump
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Sinister Diesel® SD-WWP-01

"Welded" Water Pump
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Welded Water Pump for 2001-2005 Duramax LB7 / LLY. Full overview
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Product details

Proper heat management from the cooling system is crucial on modified engines when you want trouble-free and reliable performance. The factory Duramax water pump is known to slip under load and can serious problems and serious repair bills on modified high-horsepower applications. This updated design is a drop-in replacement for the factory water pump and uses precision TIG welds to secure both the impeller and pump gear to the shaft.If your 2001-2005 Duramax powered truck is running a tuner, a bigger turbo, or bigger injectors, or if it's just time for routine maintenance, get peace of mind with the Sinister Diesel Welded Duramax Water Pump., Includes:Sinister Diesel "Welded" Water Pump, O-Ring, Thermostat Gasket.
  • SKU: SD-WWP-01
  • UPC: 841788101301
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Item Details

includes O-Ring, Thermostat Gasket

Vehicle Fitment


Key features

They created a high performance diesel parts company that actually changed the way business was done.
Sinister Diesel's goal is and always will be to build the best quality Diesel Performance Products for your Ford, Dodge, and GM Trucks.
Today, Sinister is one of the fastest growing online aftermarket diesel parts retailers around.