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Access hole for 6th bolt
no extra pieces needed
you must verify proper fitment using the VIN
New springs
9L Dodge Cummins engines feature custom compressor and turbine wheels that have been designed to give you increased airflow without compromising on low end performance
Freedom Series Duramax Cylinder Head 2004.5-2005 LLY (Driver Side) Injectors 2007.5-2010 Duramax 6.6L LMM Access hole for 6th boltFreedom Series Duramax Cylinder Head 2004. 5 2005 LLY (Driver Side) Each cylinder head is manufactured in state of the art Freedom Racing Engine shop and is guaranteed to meet or exceed factory specifications. All heads are meticulously inspected, pressure and leak tested, and are equipped with new valve guides, springs, and valve seals. Perfect for the daily driver or towing application, these heads utilize stock valves with a 45 degree angle on the