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Part record
Duramax LLY Cylinder Head Gasket Kit, Less Head Gaskets (OEM)
verified
OEM PN98403365
Card fitment 2004-2005 diesel - LLY generation. MY2004 straddles the LB7->LLY build-date switch - verify the generation on the truck (engine RPO / VIN position 8) before ordering.
Where to buy
Not listed online at Dave's Auto Center yet. Ask Dave's Auto Center about this part, quoting part number 98403365.