MagnaFlow 5631404 Catalytic Converter - Front, Front Left or Front Right

California OBDII Catalytic Converter for Select Applications

MagnaFlow 5631404 is a California Grade, CARB-compliant universal catalytic converter built for select front-position applications that require a 2-inch weld-on connection. It is designed to help keep the check engine light off while meeting California Air Resources Board requirements for the listed vehicles.

The MagnaFlow 2in. Universal California OBDII Catalytic Converter line is built for emissions-focused repairs where legal compliance matters. This universal design requires cutting and welding during installation, giving installers flexibility for the approved applications while maintaining a stainless steel construction and ceramic substrate.

• CARB-compliant replacement catalytic converter for listed California and CARB-restricted applications
• Universal fit design with 2-inch inlet and outlet, weld-on attachment
• Stainless steel body and tubing for corrosion resistance
• Ceramic substrate for emissions control
• Round, spun body design with straight inlet and outlet orientation
• Front-position fitment for select Volkswagen Jetta, Mercedes-Benz E350, and Honda Insight applications

Fitment Details

Compatible With select front applications including Fits 2013-2016 Volkswagen Jetta, front; Fits 2007-2009 Mercedes-Benz E350, front left; Fits 2007-2009 Mercedes-Benz E350, front right; Fits 2001-2006 Honda Insight, front.

Part number 5631404 is also listed for specific OE-spec, CARB Executive Order D-193-152 applications on those vehicles. If you are searching for a 2-inch universal California OBDII catalytic converter for a Volkswagen Jetta front catalytic converter replacement or a Mercedes-Benz E350 front catalytic converter repair, this unit matches the approved fitment data.

What It Helps Address

• Check engine light concerns related to catalytic converter efficiency
• Emissions failures during inspection on CARB-regulated vehicles
• Replacement needs for a damaged or worn front catalytic converter
• Corrosion-related exhaust deterioration in the converter body area
• Fitment challenges where a weld-on universal converter is required

Installation Notes

Installation requires cutting and welding. This converter uses weld-on inlet and outlet connections, has no oxygen sensor ports, and does not include mounting hardware, gaskets, clamps, hangers, or heat shielding. Verify the listed engine family, position, and CARB Executive Order before installation to confirm application-specific compliance.

Quality Assurance

MagnaFlow manufactures this converter to meet or exceed California Air Resources Board requirements for the listed vehicles and to comply with CARB guidelines for legal use in California and other CARB-restricted states. The stainless steel construction and ceramic substrate are selected for durability and emissions performance in approved applications.