What is stock-spec difference:
Motorcraft AGSF12FM ... (SP-495)
Motorcraft AGSF-12F-M1 ... (SP-471)
They are both micro-wire platinum plugs. Anybody know?
What is stock-spec difference:
Motorcraft AGSF12FM ... (SP-495)
Motorcraft AGSF-12F-M1 ... (SP-471)
They are both micro-wire platinum plugs. Anybody know?