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MagnaFlow's Street Series cat‑back for 1999–2003 Ford F‑150 5.4L is a direct‑fit stainless exhaust engineered to replace stock components from the catalytic converter back. It uses mandrel‑bent 2.5in main piping with a straight‑through muffler and dual same‑side exit tips, producing an assertive exterior tone and improved flow. CNC production supports reliable fit and durable corrosion resistance.
MagnaFlow 99-04 Ford F-150 V8 5.4L Supercharged Lightning SS Cat-Back Exhaust
