View 3 Photos View 0 Videos GM/Chev (HD) 7.4 L Fuel / Water Separator for a 1999 GMC C6500 Newly Listed Contact for price (Used) 1999 GMC C6500, WATER SEPARATOR- Side: Passenger Side, Make: NAPA, Model: 1268, Engine: GM/Chev (HD) 7.4L Reference images for condition, For more information about this item, give... ConditionUsedFits To Make(s)GMCFits To Model(s)C6500Will Fit Year(s)1999Part NumberTBDStock NumberP-505750 MLS Number14429828CategoryFuel / Water Separators Last Updated6/14/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info