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Sinister Diesel "Welded" Water Pump for 2006-2016 Duramax LBZ / LMM / LML

Was: $310.70
Sale: $239.00
Save: 23%
Save: $71.70

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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 the pump gear to the shaft. If your 2006-2016 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.


  • Precision TIG welded on Gear Side for high strength and slip-free operation
  • Drop-in replacement for LBZ/LMM/LML factory water pump
  • Meets or exceeds OEM specifications


  • (1) Sinister Diesel "Welded" Water Pump


  • Q: Is there a warranty for this product?
  • A: This item does comes with a 1 year warranty


Shipping Information

  • Item Requires Shipping
  • 6.0 lbs.
  • W6.0000” x H6.0000” x L6.0000”
  • Free Shipping!

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