MagnaFlow 444255 Catalytic Converter - Front

California OBDII Direct-Fit Converter

MagnaFlow 444255 is a California Grade, CARB-compliant direct-fit catalytic converter for the front position on select 2001-2003 Toyota Tacoma models. It is built for bolt-on replacement, with stainless steel construction and a ceramic substrate to support OE-style fit and function.

Designed for the 2001-2003 Toyota Tacoma front application, MagnaFlow 444255 helps keep the check engine light off when replacing a worn or failed converter. This part cross-references OE numbers 17410-0C041 and 17410-0C040 for the same application.

Key Features

• Direct-fit catalytic converter for specific Toyota Tacoma front applications
• CARB-compliant California Grade design for legal use in California and CARB-restricted states on listed vehicles
• Stainless steel body and tubing for corrosion resistance
• Ceramic substrate for emissions system service
• Bolt-on inlet and outlet for no-cut, no-weld installation
• Mounting hardware included to replace corroded factory fasteners
• Pre-converter oxygen sensor location
• Interchanges with OE part numbers 17410-0C041 and 17410-0C040

Product Details

MagnaFlow’s Direct-Fit CALIFORNIA OBDII CONVERTERS line is built around vehicle-specific replacement parts that follow original equipment dimensions and mounting points. For this MagnaFlow 444255 catalytic converter, the design uses 3D scanning during development to match the factory layout on the 2001-2003 Toyota Tacoma, front position. The result is a replacement converter that installs without cutting or welding when the proper tools are used.

The stainless steel construction helps resist corrosion, while the mandrel-bent tubing is shaped to reduce flow restriction. The included gaskets and hardware help reduce the chance of exhaust leaks and eliminate the need to reuse worn factory components. Compatible with 2001 Toyota Tacoma, front; 2002 Toyota Tacoma, front; and 2003 Toyota Tacoma, front.

Common Repair Uses

• Replacing a failed catalytic converter on a 2001-2003 Toyota Tacoma
• Addressing a check engine light related to catalyst efficiency
• Restoring emissions system performance after converter damage or clogging
• Replacing rusted or leaking factory exhaust connections
• Meeting CARB requirements on listed Tacoma applications

Installation Notes

Direct-fit design supports DIY installation with the proper tools. No cutting or welding is required. Verify the front position, oxygen sensor location, and vehicle emissions certification before installation. Use the supplied gaskets and hardware during assembly, and confirm all flange surfaces are clean and properly aligned to help prevent exhaust leaks.

Quality Assurance

This catalytic converter is designed to meet or exceed California Air Resources Board requirements and has undergone additional testing for CARB guideline compliance on the listed vehicles. MagnaFlow 444255 is engineered for OE-style fitment and emissions-system service on the specified Toyota Tacoma applications.