OP Converters OPCN3074 Catalytic Converter with Integrated Exhaust Manifold

Brand OP Converters
Fits —6 vehicles

Integrated manifold design. Combines the exhaust manifold and catalytic converter in one assembly.

Direct replacement format. Built for the listed exhaust application and accurate part-number matching.

$313.78Free shipping
In stock · usually ships same day before 1pm CST
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OPCN3074 Catalytic Converter Overview

The OPCN3074 is a catalytic converter with an integrated exhaust manifold for specific Nissan Altima applications. It is built for direct exhaust system replacement where the manifold and converter are combined into one assembly.

Key Features

  • Integrated exhaust manifold and catalytic converter design
  • Direct replacement format for the listed application
  • Built for Nissan Altima exhaust system service
  • Part number OPCN3074 for accurate ordering and lookup

Detailed Description

OPCN3074 is a manifold-style catalytic converter assembly made for 2013-2018 Nissan Altima models listed in the fitment data. This configuration replaces the combined manifold and converter unit used in the exhaust stream, making it a practical choice when the original assembly is damaged, restricted, or no longer functioning properly. Use OPCN3074 when servicing a Nissan Altima exhaust system that requires this integrated layout.

Common Uses

  • Replacing a cracked or leaking exhaust manifold assembly
  • Addressing a restricted catalytic converter
  • Restoring exhaust flow after internal substrate damage
  • Correcting exhaust leaks at the manifold-to-converter assembly

Installation Notes

Fits 2013-2018 Nissan Altima, N/A. Verify the vehicle’s exhaust configuration and compare the original assembly before installation. Confirm the part number OPCN3074 against the removed unit to ensure the correct manifold-style converter is selected.

Quality Assurance

OP Converters supplies this catalytic converter assembly under part number OPCN3074 for the listed Nissan Altima applications. Confirm fitment against the vehicle and original exhaust layout before installation.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersNotes
2018NissanAltimaS2.5LL4Manifold
2017NissanAltimaS2.5LL4Manifold
2016NissanAltimaS2.5LL4Manifold
2015NissanAltimaS3.5LV6Manifold
2014NissanAltimaS3.5LV6Manifold
2013NissanAltimaS3.5LV6Manifold