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The MagnaFlow OEM-grade manifold catalytic converter for 2004–2005 BMW 645Ci and 2004–2005 545i applications helps restore emissions control and reduce the chance of a check engine light. It reproduces OE spun-body design, uses high-strength stainless steel and mandrel-bent tubing to retain factory flow characteristics, and includes bolts, nuts and flange gaskets to simplify installation while meeting Federal/EPA emissions standards.
MagnaFlow Direct Fit Catalytic Converter BMW 5-6 04-05 D/S OEM
