Fleece Performance 06-10 GM Duramax LBZ/LMM Cylinder Head (Passenger Side) Engine Components~Wiring Harnesses 2021 Jeep Wrangler Unlimited Rubicon

2021 Jeep Wrangler Unlimited Rubicon

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8 reads a multitude of engine parameters and internal data directly the vehicle's ECU via OBD-II

Fleece Performance 06-10 GM Duramax LBZ/LMM Cylinder Head (Passenger Side) Engine Components~Wiring Harnesses 2021 Jeep Wrangler Unlimited RubiconIntroducing our 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 degree angle on