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The MagnaFlow Street Series Cat‑Back for 2003–2009 Toyota 4Runner (4.0L/4.7L) pairs mandrel‑bent 2.5in piping with a straight‑through muffler and dual same‑side exit with 3.75in polished double‑wall tips. Developed via 3D scanning for a direct fit and built with corrosion‑resistant stainless steel, it balances moderate exterior sound with mild interior tone and proven dyno performance.
MagnaFlow Sys C/B Toyota 4-Runner 03
