MagnaFlow 441305 Catalytic Converter - Rear, Rear Left or Rear Right

California-Compliant Universal Catalytic Converter

MagnaFlow 441305 is a California Grade CARB compliant universal catalytic converter built for 2.25-inch exhaust systems. It uses a stainless steel body and tube construction with a ceramic substrate to support emissions control on listed applications, including select Mercedes-Benz, Nissan Altima, and Mitsubishi Eclipse models.

The MagnaFlow California OBDII Catalytic Converter line is engineered for vehicles that require CARB-approved replacement emissions parts. This universal design gives installers flexibility for custom exhaust work, while the welded inlet and outlet configuration requires cutting and welding during installation.

• California Grade CARB compliant replacement catalytic converter
• Universal fitment for custom exhaust installation
• 2.25-inch inlet and outlet diameter
• Stainless steel body, tube material, and finish
• Ceramic substrate material
• Oval clam shell body with attached heat shield
• Weld-on inlet and outlet connections
• Designed for listed California and CARB-restricted applications

Fitment and Application Details

Compatible with a wide range of rear-position applications across 1995-2005 vehicles. Fitment examples include 2005 Mercedes-Benz E55 AMG, rear right; 2004 Nissan Altima, rear; 2003 Mitsubishi Eclipse, rear right; and 1997 Honda Accord, rear. Additional listed applications include Chrysler Sebring, Dodge Stratus, Ford Taurus, Hyundai Sonata, INFINITI I30 and Q45, Mercedes-Benz CL55 AMG, CLK55 AMG, S55 AMG, SLK55 AMG, SLR McLaren, Mitsubishi Diamante, Galant, Mirage, 3000GT, and Nissan Maxima, Altima, Sentra, and 200SX.

This part number, 441305, is also listed for select 2001-2005 Mercedes-Benz AMG models and several Nissan and Mitsubishi rear catalytic converter applications. This part cross-references no additional part numbers in the provided data.

What This Converter Helps Address

• Check engine light concerns related to catalytic converter efficiency
• Failed emissions inspection results on listed vehicles
• Replacement needs for a damaged or worn rear catalytic converter
• CARB compliance requirements in California and other restricted states
• Custom exhaust repairs that require a weld-in universal converter

Installation Notes and Tips

Installation requires cutting and welding, and no mounting hardware, gaskets, clamps, hangers, or oxygen sensor provisions are included in the listed data. Verify inlet and outlet size, body dimensions, and vehicle-specific CARB application details before installation. Because fitment is application-specific, confirm the exact year, make, model, position, and engine family notes for your vehicle before welding in MagnaFlow 441305.

Quality Assurance

MagnaFlow 441305 is built to meet or exceed California Air Resources Board requirements and has undergone additional testing for CARB guideline compliance on the listed vehicles. The stainless steel construction and CARB Executive Order coverage support legal use in California and other CARB-restricted states where the application is approved.