Fleece Performance 04.5-05 GM Duramax LLY Cylinder Head (Passenger Side) LLY connecting rod bolts

connecting rod bolts

Adds Approximately 2 Quarts Over Stock

XDP Logo Featured on the Side

Stock upgrade with no core charge

the X-TRA Cool Radiators have upgraded mounting points to maximize strength

Fleece Performance 04.5-05 GM Duramax LLY Cylinder Head (Passenger Side) LLY connecting rod boltsIntroducing Fleece Performance Freedom Series cylinder heads for the 6. 6L Duramax! Each cylinder head is manufactured in our 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