Fleece's Freedom Series Cylinder Heads feature brand new casting and are guaranteed to meet or exceed the factory specifications. Each head is built and tested in the Freedom Racing Engine shop and is meticulously inspected and pressure tested to ensure optimal reliability and performance.
These cylinder heads come equipped with all new valve guides, springs, valve seals and stock valves with a 45 degree angle on the intake and exhaust ports making them a perfect option for daily driver and towing applications.
Features & Benefits:
Brand New Cylinder Heads
New Guides, Springs & Seals
Pressure & Leak Tested
Precision Ground OEM Valves W/ 45* Angle
Multi Angle Valve Job
1 Year Manufacturer Warranty
No Core Charge Required
Direct Replacement For The 2011-2016 LML Duramax
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