Used 2004 GMC SIERRA 2500 PICKUP C80325 Back Search by Part Home Search GMC SIERRA_2500_PICKUP C80325 Used 2004 GMC SIERRA 2500 PICKUP C80325 No parts found. Please click the inquire button for order assistance or change filter selection. Part Description Select LEFT Inquire$115.00Part Type: EXHAUST MANIFOLDPart Numbers: 12637647Details: 6.6L,AT,SILStock: C80325Mileage: 0Tag: R00748213VIN: 1GTHK24254E340922SKU: FF25748213Part Grade: A VIEW DETAILS Add To CartThis Item Will Need 3 - 5 Days to Ship!