Part numbers listed below indicate interchangeable parts. These parts share the same size, parameter, function and compatibility. However, please note that items from different brands may have minor variations.
12669384 - GENERAL MOTORS, BUICK, GMC, ACDELCO
12638530 - GENERAL MOTORS, SATURN
FJ994 - STANDARD IGNITION
2173445, 217-3445 - ACDELCO