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MagnaFlow HM-grade manifold catalytic converter 50603 is a spun‑body direct-fit designed to restore emissions control on 1998–2005 Lexus GS300 and 2001–2005 IS300 models. It includes flange and flat ring gaskets to reduce leak risk and installs with standard tools. Mandrel‑bent tubing replicates OEM flow geometry and 16‑gauge stainless construction resists corrosion while meeting Federal/EPA emissions requirements for compliant vehicles.
MagnaFlow Conv DF 00-04 Lexus IS/GS300 mani
