Magnaflow - 51801

Magnaflow OEM Grade Direct-Fit Catalytic Converter

MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 51801 helps keep the check engine light off. DIY installation is easy with the proper tools (no cutting or welding required). With features including mandrel-bent tubing to eliminate flow restrictions and stainless steel construction to resist corrosion, you can have confidence in the quality of this catalytic converter. Using state-of-the-art 3D scanning systems in the design process, the MagnaFlow metrology department ensures this new part to fit and function like the original equipment. This direct-fit catalytic converter is designed specifically for the 2003-2004 Lincoln Navigator and interchanges with OE parts 4L7Z-5E212-AA and 2L7Z-5E212-AA, among others. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.

• Expertly Crafted To Replicate Oem-Like Flow Dynamics/Maintaining Factory Performance And Fuel Efficiency
• Simplifies Installation With Essential Gaskets And Hardware Being Included In The Box
• Your Trusted Source For EPA-Compliant Catalytic Converters
• Mandrel Bent Tubing Retains Oem-Like Design And Geometry
• High Strength 16 Gauge 409 Stainless Steel Tubing For Exceptional Corrosion Resistance And Maximum Service Life
• Durable 308 Stainless Steel Mig Welds