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JBA header-back exhaust for 1965–1970 Ford Mustang (260–428) with dual turn-down under rear valance improves exhaust flow and tone using mandrel-bent 409 stainless steel tubing and tuned mufflers, giving classic Mustangs a refined sound and better efficiency. The system is voiced to avoid overwhelming the cabin while enhancing exterior presence. Includes polished tips, factory-style hangers and quality hardware for authentic installation.
JBA 65-70 Ford Mustang 260-428 409SS Dual Turn Down Under Rear Valance Header Back Exhaust
