Lexus RC300 Catalytic Converters

Your One-Stop Shop For Trusted Lexus RC300 Catalytic Converters

If you’re in search of Lexus RC300 Catalytic Converters aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 10 Catalytic Converters from top brands with prices ranging from $8.79 to $1,630.00.

Beyond great prices, we stock trusted brands manufacturing all types of Catalytic Converters for your Lexus RC300.

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 RC300 Catalytic Converters below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

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Essential Lexus RC300 Catalytic Converters

MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 52446 (Part No.52446)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 52446

from

$762.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 52446. 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 52446 includes (1) O2 Port Plug, (1) Flange Gasket, (1) Flat Ring Gasket and interchanges with OE parts 17140-31110, 17140-31510, 17140-31640, 17140-31790. 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.
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MagnaFlow – MagnaFlow California Grade Carb Compliant Direct-Fit Manifold Catalytic Converter, 5531284 (Part No.5531284)

MagnaFlow California Grade Carb Compliant Direct-Fit Manifold Catalytic Converter, 5531284

from

$1630.00
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Manifold Catalytic Converter 5531284. 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 5531284 includes (1) O2 Port Plug, (1) Flange Gasket, (1) Flat Ring Gasket. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51205 (Part No.51205)

MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51205

from

$213.99
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.
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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Catalytic Converter, 21-052 (Part No.21-052)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Catalytic Converter, 21-052

from

$1549.00
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 21-052. 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 2015-2017 Lexus RC350 3.5L & 2016-2017 Lexus RC300 3.5L. MagnaFlow 21-052 includes (2) Torca Clamps, (4) Flat Ring Gaskets and interchanges with OE parts 17410-31B90. 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.
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MagnaFlow – MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 5571205 (Part No.5571205)

MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 5571205

from

$446.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 5571205. 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 weld 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 California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
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Walker – "Walker CalCat CARB Universal Catalytic Converter 2.25"" Inlet (ID) 2.25"" Outlet (ID), 84205" (Part No.84205)

"Walker CalCat CARB Universal Catalytic Converter 2.25"" Inlet (ID) 2.25"" Outlet (ID), 84205"

from

$229.99
Designed, tested and validated for assured compliance to meet CARB standards, Walker CalCat universal catalytic converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles. Walker CalCat catalytic converters are thoroughly tested to ensure they meet CARB performance requirements.
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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 49284 (Part No.49284)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 49284

from

$876.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 49284. 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 49284 includes (1) Flange Gasket, (1) Flat Ring Gasket and interchanges with OE parts 17150-31120, 17150-31290. 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.
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Walker – Walker Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold, 14892 (Part No.14892)

Walker Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold, 14892

from

$942.99
Designed to comply with EPA emissions requirements while delivering premium performance with assured compliance, Walker Ultra EPA-compliant manifold converters are available for import and domestic OBDII (1996 and newer) vehicles and feature an OE-style high-technology washcoat.
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MagnaFlow – MagnaFlow Hm Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 50604 (Part No.50604)

MagnaFlow Hm Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 50604

from

$834.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 50604. 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 50604 includes (1) Flange Gasket, (1) Flat Ring Gasket and interchanges with OE parts 17150-31120, 17150-31290, 17150-31510, 17150-31640, 17150-31770, 17150-31790. 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.
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Victor Reinz – Victor Reinz Catalytic Converter Gasket, 71-13683-00 (Part No.71-13683-00)

Victor Reinz Catalytic Converter Gasket, 71-13683-00

from

$8.79
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.
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Catalytic Converters Brands You Can Trust For Your Lexus RC300

3 trusted brands of Catalytic Converters line our shelves, ready to help keep your Lexus RC300 running smooth. Below are some of the most popular brands and their top Catalytic Converters offerings:

Most Purchased Lexus RC300 Catalytic Converters from MagnaFlow

When you buy the most frequently purchased MagnaFlow brand Catalytic Converters, you can be confident it will be the right part for your Lexus RC300. Here are the MagnaFlow Catalytic Converters Advanced Auto customers buy the most:
MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51205
from $213.99
This product is not rated
MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51205
Catalytic Converters
MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 49284
from $876.99
This product is not rated
MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 49284
Catalytic Converters
Victor Reinz Catalytic Converter Gasket, 71-13683-00
from $8.79
This product is not rated
Victor Reinz Catalytic Converter Gasket, 71-13683-00
Catalytic Converter Gaskets

FAQs for Lexus RC300 Catalytic Converters

What are the most purchased Catalytic Converters for the Lexus RC300?

Out of 10 Catalytic Converters for the Lexus RC300, the most popular in our inventory are:
MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51205
from $213.99
This product is not rated
MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51205
Catalytic Converters
MagnaFlow Hm Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 50604
from $834.99
This product is not rated
MagnaFlow Hm Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 50604
Catalytic Converters
MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 52446
from $762.99
This product is not rated
MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 52446
Catalytic Converters