XForce 1"7/8 Header Kit for Ford Mustang GT Coupe 2018-2023 Face Lift H2-FM18-KITB. Unleash the full potential of your Ford Mustang GT S550 FL with the Xforce Header Kit. Engineered with precision, this 4-1 design header kit features 1 7/8″ primary pipes and a 3″ outlet, optimizing exhaust flow for remarkable performance gains.
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