MagnaFlow
Direct-Fit CALIFORNIA OBDII CONVERTERS

MagnaFlow 447185 Catalytic Converter - Front

Brand MagnaFlow 447185
Position Front
Mounting Hardware Included Yes
Universal Or Specific Fit Specific
Grade Type Regular
Tube Material Stainless steel
Inlet Type Bolt-on
Outlet Type Bolt-on
Heat Shield Attached No
Body Material Stainless steel
Substrate Material Ceramic
Inlet Gasket Included Yes
Overall Length 17.75
Air Tube Count 0
Air Tube Adaptable No
Clamp Included No
Converter Quantity 1
Finish Stainless steel
Hangers Included No
Heat Shield Material None
Oxygen Sensor Location Pre converter
Type Direct-fit
Product line Direct-Fit CALIFORNIA OBDII CONVERTERS
Fits Toyota · 10 vehicles

Direct-fit replacement. Bolt-on design with no cutting or welding required.

Stainless steel construction. Helps resist corrosion for long-term durability.

CARB compliant. Meets California Air Resource Board requirements.

Cross-references 17410-07040, 17410-07041 and 1741007040 for the same application. See all 4.

$772.92Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $772.92
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

California OBDII Direct-Fit Converter

MagnaFlow 447185 is a California Grade, CARB-compliant direct-fit catalytic converter for select 2000-2004 Toyota Tacoma and 2000-2004 Toyota Tundra front applications. It is built for bolt-on replacement, with stainless steel construction and a ceramic substrate to support OE-style fitment and emissions performance.

Designed for the MagnaFlow Direct-Fit CALIFORNIA OBDII CONVERTERS line, this part focuses on vehicle-specific replacement fitment for California and CARB-restricted states. The design uses mandrel-bent tubing to reduce flow restriction, and the part is engineered from 3D scanning data to match original equipment dimensions and function.

  • Fits 2000-2004 Toyota Tacoma, front
  • Fits 2000-2004 Toyota Tundra, front
  • CARB-compliant replacement for listed California applications
  • Stainless steel body and tubing for corrosion resistance
  • Ceramic substrate with bolt-on inlet and outlet connections
  • Includes inlet gasket and mounting hardware
  • Interchanges with OE part numbers 17410-07040 and 17410-07041

Detailed Product Overview

MagnaFlow 447185 is a direct-fit catalytic converter built for the front position on select Toyota trucks. It is designed to meet or exceed California Air Resources Board requirements for the listed vehicles, making it a practical replacement when you need emissions-system service on a 2000-2004 Toyota Tacoma or 2000-2004 Toyota Tundra. The stainless steel construction helps resist corrosion, while the bolt-on design supports a cleaner replacement process without cutting or welding.

This part cross-references OE numbers 17410-07040 and 17410-07041 for the same application.

Common Problems This Part Can Address

  • Check engine light caused by catalytic converter efficiency faults
  • Failed emissions inspection on a CARB-regulated vehicle
  • Rusted or leaking factory converter connections
  • Exhaust restriction from a worn or damaged converter
  • Fitment issues when replacing an original front converter on Toyota Tacoma or Toyota Tundra

Installation Notes

Installation is straightforward for a direct-fit exhaust replacement and does not require cutting or welding. Use the included gasket and hardware during installation, and verify the vehicle’s engine family and emissions certification before ordering. This converter is intended for the front position on the listed Toyota Tacoma and Toyota Tundra applications.

Quality Assurance

MagnaFlow uses 3D scanning during development to help the part fit and function like the original equipment. MagnaFlow 447185 is built to comply with CARB guidelines for the listed vehicles and is designed for legal use in California and other CARB-restricted states where applicable.

This part fits 10 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2004ToyotaTacoma3.4LV6FrontCertification Level : LEV1 LEV; CARB Executive Order D-193-103; Engine Family Number 4TYXT03.4VRM; Direct-Fit CALIFORNIA OBDII CONVERTERS
2004ToyotaTundra3.4LV6FrontCertification Level : LEV1 LEV; CARB Executive Order D-193-103; Engine Family Number 4TYXT03.4VRM; Direct-Fit CALIFORNIA OBDII CONVERTERS
2003ToyotaTacoma3.4LV6FrontCertification Level : LEV1 LEV; CARB Executive Order D-193-103; Engine Family Number 3TYXT03.4FFP; Direct-Fit CALIFORNIA OBDII CONVERTERS
2003ToyotaTundra3.4LV6FrontCertification Level : LEV1 LEV; CARB Executive Order D-193-103; Engine Family Number 3TYXT03.4FFP; Direct-Fit CALIFORNIA OBDII CONVERTERS
2002ToyotaTacoma3.4LV6FrontCertification Level : LEV1 LEV; CARB Executive Order D-193-103; Engine Family Number 2TYXT03.4FFP; Direct-Fit CALIFORNIA OBDII CONVERTERS
2002ToyotaTundra3.4LV6FrontCertification Level : LEV1 LEV; CARB Executive Order D-193-103; Engine Family Number 2TYXT03.4FFP; Direct-Fit CALIFORNIA OBDII CONVERTERS
2001ToyotaTacoma3.4LV6FrontCertification Level : LEV1 LEV; CARB Executive Order D-193-103; Engine Family Number 1TYXT03.4FFP; Direct-Fit CALIFORNIA OBDII CONVERTERS
2001ToyotaTundra3.4LV6FrontCertification Level : LEV1 LEV; CARB Executive Order D-193-103; Engine Family Number 1TYXT03.4FFP; Direct-Fit CALIFORNIA OBDII CONVERTERS
2000ToyotaTacoma3.4LV6FrontCertification Level : LEV1 LEV; CARB Executive Order D-193-103; Engine Family Number YTYXT03.4FFR; Direct-Fit CALIFORNIA OBDII CONVERTERS
2000ToyotaTundra3.4LV6FrontCertification Level : LEV1 LEV; CARB Executive Order D-193-103; Engine Family Number YTYXT03.4FFR; Direct-Fit CALIFORNIA OBDII CONVERTERS
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
17410-0704017410-0704117410070401741007041