Infiniti M45 Catalytic Converters

Your One-Stop Shop For Trusted Infiniti M45 Catalytic Converters

If you’re in search of Infiniti M45 Catalytic Converters aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 2 Catalytic Converters from top brands with prices ranging from $620.99 to $1,132.99.

Beyond great prices, we stock trusted brands manufacturing all types of Catalytic Converters for your Infiniti M45.

And don’t forget to read customer reviews across all Catalytic Converters categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Catalytic Converters have to cost top dollar, and we prove it. Browse our top Infiniti M45 Catalytic Converters below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Infiniti M45 Catalytic Converters

MagnaFlow – Direct-Fit OEM Grade Catalytic Converter with Integrated Exhaust Manifold (Part No.52424)

Direct-Fit OEM Grade Catalytic Converter with Integrated Exhaust Manifold

from

$620.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 52424. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun” Body converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun” Body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. Designed to fit the 2003-2004 INFINITI M45 and 2003-2006 INFINITI Q45, this direct-fit catalytic converter also interchanges with OE parts 14002-CR90A and 14002-CR900. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.

Product Features:
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
  • Simplifies installation with essential gaskets and hardware being included in the box
  • Durable 308 stainless steel MIG welds
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Dorman – Manifold Converter – CARB Compliant (Part No.673-650)

Manifold Converter - CARB Compliant

from

$1132.99
This catalytic converter with integrated exhaust manifold – a.k.a. manifold converter – is precision-engineered to match the original equipment on specific vehicle years, makes and models for a reliable replacement.

Product Features:
  • Direct replacement – this manifold converter is designed to match the fit and performance of the original equipment on specific vehicles
  • Convenient kit – includes gaskets and downpipe hardware to simplify installation
  • Durable construction -manufactured within strict tolerances for reliable longevity
  • Trustworthy value – backed by team of engineers and quality control experts in the United States
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Catalytic Converters Brands You Can Trust For Your Infiniti M45

2 trusted brands of Catalytic Converters line our shelves, ready to help keep your Infiniti M45 running smooth. Below are some of the most popular brands and their top Catalytic Converters offerings:

Popular Dorman Catalytic Converters

Dorman products for the Infiniti M45 span several categories. Some of the highest-rated Dorman Catalytic Converters that will fit your Infiniti M45 are:
Manifold Converter - CARB Compliant
from $1132.99
(10)
Manifold Converter – CARB Compliant
Catalytic Converters

Most Purchased Infiniti M45 Catalytic Converters from Dorman

When you buy the most frequently purchased Dorman brand Catalytic Converters, you can be confident it will be the right part for your Infiniti M45. Here are the Dorman Catalytic Converters Advanced Auto customers buy the most:
Manifold Converter - CARB Compliant
from $1132.99
(10)
Manifold Converter – CARB Compliant
Catalytic Converters
Direct-Fit OEM Grade Catalytic Converter with Integrated Exhaust Manifold
from $620.99
This product is not rated
Direct-Fit OEM Grade Catalytic Converter with Integrated Exhaust Manifold
Catalytic Converters