2003 mustang mach 1

  1. J

    2003 Mach 1 Wiring

    New to the forum. Picked up a 03 Mach 1 and while cleaning I noticed this. Does anyone know what this connection is for? Can’t find a connection point for it.
  2. D

    03 mustang Mach 1, 4.6L None Supercharge

    Hey all, so iv been battleing with my beast for a good few months on this issue. Its gets hot after driving for about an Hour. About 3 months ago i did head gaskets thinking that was the problem, and its been off and on with it getting hot. I drive nice and easy, minding my loud pedal and its...
  3. D

    3rd brake light wiring

    So I have an 03 Mach 1 with the SVT spoiler. I bought the car with the spoiler already swapped and was replacing the 3rd brake light with a new sequential LED I bought off American muscle. It comes with the 2 wire connector end. The previous swap already had the correct connector on it, but long...
  4. R

    Expired 2003 Black Mustang Mach 1only 1375 Original Miles

    Location: West Palm Beach, Florida Price: $19750 1375 Original Miles Black 2003 Mustang Mach 1 This Beautiful Mach 1 Belonged To My Son Who Passed Away 10 Years Ago And The Car Has Been Hardly Used Since Then As You Can Tell By The Odometer “1375” Yes “1375” Never Wet...
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