OP Converters OPCN3004 Catalytic Converter - Rear

Rear Catalytic Converter for Nissan Applications

OP Converters OPCN3004 is a rear catalytic converter built for direct-fit replacement on select Nissan models. It is engineered for 2002-2006 Nissan Altima rear, 2005-2006 Nissan Quest rear, and 2007-2008 Nissan Maxima rear applications.

Key Features

• Direct-fit rear catalytic converter for OE-style replacement
• Fits 2002-2006 Nissan Altima, rear
• Fits 2005-2006 Nissan Quest, rear
• Fits 2007-2008 Nissan Maxima, rear
• Part number OPCN3004 for catalog and cross-reference use

Detailed Description

OPCN3004 is a rear exhaust catalytic converter for Nissan vehicles with confirmed direct-fit coverage. It is listed for the rear position on the 2002-2006 Nissan Altima, 2005-2006 Nissan Quest, and 2007-2008 Nissan Maxima, making it a focused replacement option when servicing the emissions section of the exhaust system. If you are searching for a rear catalytic converter for Nissan Altima, Nissan Quest, or Nissan Maxima, OPCN3004 provides application-specific fitment by model year and position.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

• Failed rear catalytic converter inspection results
• Exhaust restriction from a deteriorated converter substrate
• Check engine light concerns related to catalyst efficiency
• Emissions compliance issues on the listed Nissan models
• Noise or odor changes caused by converter wear

Installation Notes and Tips

Verify the vehicle year, model, and rear position before ordering. Match the existing exhaust layout and sensor locations to the original unit before installation. For best results, inspect the surrounding exhaust components, gaskets, and mounting points during replacement.

Quality Assurance

OP Converters OPCN3004 is a direct-fit replacement catalytic converter for the confirmed Nissan applications listed above. Use the part number OPCN3004 to confirm the correct rear converter for your vehicle.