If i am thinking of the right ones, then you are in luck. You already have them, if you have a GT. Take the ones you have and paint them, it'll only cost you about 100 bucks, but that's better than buying a reproduction light. Good luck!
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The Black Mamba 11.2@124
94 Cobra- MAC cold air fender kit, Motorsport underdrive pulley's, MAC 21/2" off-road H pipe, SVO mufflers, 3.73 gears, E-303 cam, 13.417@101.335mph