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The MagnaFlow direct-fit catalytic converter for 2003–2005 Chevrolet Express 2500/3500 driver side fits OE dimensions to help keep the check engine light off. It installs without cutting or welding and includes an O2 port plug, Torca clamp and crush ring gasket for a proper seal. Constructed from mandrel-bent, corrosion-resistant stainless steel with Torca AccuSeal clamping, this CARB-compliant unit preserves factory flow dynamics and resists corrosion over time.
MagnaFlow Direct Fit Catalytic Converter 03-09 GM 2500/3500 Driver Side
