Genuine GM Fuel Rail Assembly 4.8L 5.3L 2007-2009 Chevrolet GMC 12621662

Part Number: 12621662. This is a used good condition OEM Genuine GM 4.8L, 5.3L Fuel Rail Injector Assembly. 2007-2009 Tahoe (submodel: LS, LT, LTZ) Crimped Crossover Tube Retainer GMC. 2007 Avalanche (submodel: LS, LT, LTZ) Crimped Crossover Tube Retainer.