Lexus NX300h Catalytic Converters

Your One-Stop Shop For Trusted Lexus NX300h Catalytic Converters

If you’re in search of Lexus NX300h Catalytic Converters aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 6 Catalytic Converters from top brands with prices ranging from $7.59 to $991.99.

Beyond great prices, we stock trusted brands manufacturing all types of Catalytic Converters for your Lexus NX300h.

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 Lexus NX300h Catalytic Converters below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Please Select your Vehicle to See Exact Fit Parts

Essential Lexus NX300h Catalytic Converters

MagnaFlow – Direct-Fit OEM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.52520)

Direct-Fit OEM Grade Federal / EPA Compliant Manifold Catalytic Converter

from

$991.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 52520. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this 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 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. MagnaFlow 52520 includes (1) Donut Gasket, (2) Nuts and interchanges with OE parts 25051-0V230, 25051-36080. 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:
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
  • 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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MagnaFlow – Direct-Fit OEM Grade Federal / EPA Compliant Catalytic Converter (Part No.21-073)

Direct-Fit OEM Grade Federal / EPA Compliant Catalytic Converter

from

$433.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 21-073. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this 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 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. This Direct-Fit Catalytic Converter is designed to fit the 2015-2021 Lexus NX300h 2.5L & 2016-2018 Toyota RAV4 2.5L. MagnaFlow 21-073 interchanges with OE parts 17410-36200. 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:
  • Simplifies installation with essential gaskets and hardware being included in the box
  • Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
  • 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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MagnaFlow – Universal OEM Grade Federal / EPA Compliant Catalytic Converter (Part No.51205)

Universal OEM Grade Federal / EPA Compliant Catalytic Converter

from

$194.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51205. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion welds greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. 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 Federal/EPA Emission systems.

Product Features:
  • Compact, lightweight construction enables installation in confined areas, welding is required
  • Durable 308 stainless steel MIG welds
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
  • Compact, lightweight construction enables installation in confined areas, welding is required
  • Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off
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Victor Reinz – Catalytic Converter Gasket (Part No.71-13683-00)

Catalytic Converter Gasket

from

$12.99
Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
  • Dana engineering-approved for fit, form and function
  • Meets or exceeds OE specifications
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Walker – Exhaust Pipe Flange Gasket (Part No.31549)

Exhaust Pipe Flange Gasket

from

$7.59
Complete your exhaust repair with Walker gaskets and flanges. Available in a variety of styles and sizes, they’re designed to work with OE exhaust components and Walker aftermarket replacement parts.

Product Features:
  • AVAILABLE IN DIFFERENT SIZES – Offered in a variety of styles and sizes for a quality vehicle repair
  • HEAT RESISTANT – Designed to resist heat for long-lasting performance
  • PREMIUM MATERIALS – Made from high-quality materials for durability and long life
  • ENGINEERING EXPERTISE – Parts are reviewed and validated and approved by Walker engineers through rigorous research and development
  • REAL-WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EASIER TO INSTALL – Featuring slotted bolt holes (where applicable) for easy installation, gasket slips into place
  • BETTER TOGETHER – Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
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Walker – Exhaust Pipe Flange Gasket (Part No.31615)

Exhaust Pipe Flange Gasket

from

$15.29
Complete your exhaust repair with Walker gaskets and flanges. Available in a variety of styles and sizes, they’re designed to work with OE exhaust components and Walker aftermarket replacement parts.

Product Features:
  • AVAILABLE IN DIFFERENT SIZES – Offered in a variety of styles and sizes for a quality vehicle repair
  • HEAT RESISTANT – Designed to resist heat for long-lasting performance
  • PREMIUM MATERIALS – Made from high-quality materials for durability and long life
  • ENGINEERING EXPERTISE – Parts are reviewed and validated and approved by Walker engineers through rigorous research and development
  • REAL-WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EASIER TO INSTALL – Featuring slotted bolt holes (where applicable) for easy installation, gasket slips into place
  • BETTER TOGETHER – Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
See More

Catalytic Converters Brands You Can Trust For Your Lexus NX300h

3 trusted brands of Catalytic Converters line our shelves, ready to help keep your Lexus NX300h running smooth. Below are some of the most popular brands and their top Catalytic Converters offerings:

Popular Walker Catalytic Converters

Walker products for the Lexus NX300h span several categories. Some of the highest-rated Walker Catalytic Converters that will fit your Lexus NX300h are:
Exhaust Pipe Flange Gasket
from $15.29
(1)
Exhaust Pipe Flange Gasket
Catalytic Converter Gaskets
Exhaust Pipe Flange Gasket
from $7.59
(1)
Exhaust Pipe Flange Gasket
Catalytic Converter Gaskets

Most Purchased Lexus NX300h Catalytic Converters from Walker

When you buy the most frequently purchased Walker brand Catalytic Converters, you can be confident it will be the right part for your Lexus NX300h. Here are the Walker Catalytic Converters Advanced Auto customers buy the most:
Exhaust Pipe Flange Gasket
from $15.29
(1)
Exhaust Pipe Flange Gasket
Catalytic Converter Gaskets
Universal OEM Grade Federal / EPA Compliant Catalytic Converter
from $194.99
This product is not rated
Universal OEM Grade Federal / EPA Compliant Catalytic Converter
Catalytic Converters
Exhaust Pipe Flange Gasket
from $7.59
(1)
Exhaust Pipe Flange Gasket
Catalytic Converter Gaskets

FAQs for Lexus NX300h Catalytic Converters

What are the most purchased Catalytic Converters for the Lexus NX300h?

Out of 6 Catalytic Converters for the Lexus NX300h, the most popular in our inventory are:
Universal OEM Grade Federal / EPA Compliant Catalytic Converter
from $194.99
This product is not rated
Universal OEM Grade Federal / EPA Compliant Catalytic Converter
Catalytic Converters
Direct-Fit OEM Grade Federal / EPA Compliant Catalytic Converter
from $433.99
This product is not rated
Direct-Fit OEM Grade Federal / EPA Compliant Catalytic Converter
Catalytic Converters
Direct-Fit OEM Grade Federal / EPA Compliant Manifold Catalytic Converter
from $991.99
This product is not rated
Direct-Fit OEM Grade Federal / EPA Compliant Manifold Catalytic Converter
Catalytic Converters