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01-10 GM 6.6L Duramax DHD High Flow Piston Cooling Nozzle Set

Todays level of competition, advancements in fuel delivery, and advancements in induction require more of your engine. Everyone is looking for the edge on their competition, whether it be more power, or better longevity, it all counts.

Dirty Hooker Diesels years of experience building high performance Duramax's has led us to countless discoveries, some small, some large. All of these tricks compiled help produce an extremely durable and highly performing Duramax Engine.

Dirty Hooker Diesels Hi Flow Piston Cooling Nozzle Set is a compilation of lots of research and installs. These high flow nozzles flow approx 30% more oil volume which translates into way more cooling ability. Keeping your pistons cool during high load, high fuel/boost situations is crucial to engine longevity and survival.


Guaranteed Fit

30% Increase In Nozzle Flow

Works with OE Hardware

Requires High Volume Oil Pump

Reduces the Risk of Cracking/Melting Pistons

A must for solid block applications


2001-2010 LB7, LLY, LBZ, LMM Duramax Engines.

See The Difference!

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Tags: GM , Duramax , DHD , High , Flow , Piston , Cooling , Nozzle , Set ,