There are plenty of excellent Car Catalytic Converters under $300 companies to choose from, such as�AUTOSAVER88 Car Catalytic Converter, AUTOSAVER88, Mophorn, Cap City Muffler, Generic, BoardRoad, it’s hard for customers to make a buying decision. To assist you to get the leading 21 Best Car Catalytic Converters under $300 that meet diverse needs, we have carefully investigated a substantial amount of Car Catalytic Converters under $300.
According to our extensive assessments and more than several weeks of testing many Car Catalytic Converters under $300 in different selling prices from $300 to $300 , we have determined this listing of the greatest Car Catalytic Converters under $300. We picked AUTOSAVER88 Catalytic Converter Compatible with 1999-2007 Chevy Silverado GMC Sierra 1500 2500, Chevrolet Tahoe/Avalanche Suburban 1500, GMC Yukon/Cadillac Escalade 4.3L 4.8L 5.3L as our preferred option. Have a look at our best 21 Car Catalytic Converters under $300, make sure to go through our buying guide to get everything you need to make the best choice!
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Table of Contents
21 Best Car Catalytic Converters under $300 in 2023
No matter what your budget or what your needs are, your search for Car Catalytic Converters under $300 will end here, as I compiled this list after consulting and interviewing industry experts.
Also note that, at automotiveToolsList.com, we do not accept paid sponsorships, which is why the options in the list here are totally impartial and based on honest opinions.If you click on a link, we may we may earn a commission if you buy something.
#Top 1 AUTOSAVER88 Catalytic Converter Compatible with 1999-2007 Chevy Silverado GMC Sierra 1500 2500, Chevrolet Tahoe/Avalanche Suburban 1500, GMC Yukon/Cadillac Escalade 4.3L 4.8L 5.3L
- VEHICLE FITMENT: Compatible with 1999-2007 Chevy Silverado 1500 2500 / Tahoe / Avalanche 1500 / Suburban 1500, GMC Sierra 1500 2500 / Yukon, Cadillac Escalade, Please Check the Product Description Page Below for Details.
- HIGHER EFFICIENCY and QUALITY: Internal Ceramic Substrates Contain Ample Metal Catalysts and Offer a Larger Surface Area to Fully React; Adopts Heavy-Duty T409 Stainless Steel Shell That Highly Resists Heat, Rust, and Corrosion for Longer Service Life, No Worry About Bending Or Melting.
- ATTENTION: This Item Doesn’t Ship to California and Colorado, Please Confirm Before Purchase.
- EPA CERTIFIED: EPA Federal Standard Certificated, All AUTOSAVER88’s Catalytic Converters Are Stamped with An Exclusive EPA Number on the Shell.AUTOSAVER88 Offers a 5-Year Or 50,000 Miles Limited Warranty, for Any Manufacturer Defect.(NOTE: Professional Installation Would Be Highly Recommended)
- DIRECT FIT DESIGN: Adopted the Advanced Laser-Cutting Tech, the Flange Is Designed to Meet Standard OE Specifications Without Extra Modification, and All Installation Holes Are Firmly and Exactly Fixed with Attached Gaskets and Hardware.
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#Top 2 Mophorn Catalytic Converter, 3 Pcs Exhaust Pipe Stainless Steel High Flow Cat
- Vehicle Compatibility: The Direct-Fit Catalytic Converters Are Compatible with 2007-2010 Saturn Outlook 3.6L, 2007-2017 GMC Acadia 3.6L, 2008-2017 Buick Enclave 3.6L, and 2009-2017 Chevrolet Traverse 3.6L. Please Measure the Inlet and Outlet Diameters of the Original Converters to Make Sure the Items Fit Your Vehicle.
- OEM High Flow Design: These Catalytic Converters Are Constructed to Meet Or Even Exceed OEM Quality and Have EPA Certification. The High Flow Design Provides More Oxygen to Your Engine, Dramatically Improving Your Exhaust System. Further, An Internal Honeycomb Structure Effectively Purifies the Waste Gases, Converting CO, HC, and NOx Into CO, HO, and N.
- Stainless Steel Structure: The High Flow Catalytic Converters Are Assembled with Stainless Steel Bodies for Long-Term Use, Capable of Enduring High-Temper Gases From the Exhaust. Their Internal Ceramic Substrates Contain High-Load Precious Metal Catalysts, Including Pt, Rh, and Pd, to Enhance Purification Efficiency and Intensity.
- Standard OBD III Compliant: These High Flow Converters Comply with OBD III Standards, Ensuring the Exhaust Emissions Meet the Federal Emission Standards. However, They Are Illegal to Be Used in California As the NON-CARB Compliance. With These High-Quality Converters, You Have No Worry About MIL Code Issues in Your Driving.
- Hassle-Free Installation: Our Free-Flow Catalytic Converters Have Standard Specification Flanges Designed for Easy Installation. Direct Bolts Exist in the Exhaust System Without Extra Modification. The Kit Also Comes with Gaskets and Hardware for Replacement. Professional Installation Is Highly Recommended for Exerting Its Max Capability.
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#Top 3 Cap City Muffler Cat Security
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#Top 4 TPFI Catalytic Converter Shield Guard
- Easy Installation
- Catalytic Converter Protection Shield, Fits Toyota Tacoma
- Made in USA
- Brushed Aluminum
- Toyota Tacoma Catalytic Converter Shield 2016-2023
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#Top 5 BoardRoad Catalytic Converter Stainless Steel High Flow
- [Perfect Fit] We Use the Original Car Mold to Produce the Catalytic Converter. Built to Match the Original Car, Not a Generic Model. Highly Fit , Perfect in Workmanship.
- [Features] The Ceramic Hollow Interior Is Coated with CeO2Rare Earth Stablizers Metals, the Ratio Is Up to Standard, After Full Testing Under Extreme Conditions,the Heat Resistance Has Been Greatly Improved and the Service Life Has Been Fully Extended.
- [Material] The Ceramic Carrier Completely Fills the Inside of the Interior of Metal Shell. The Ceramic Carrier Is Honeycomb, Hollow , and Coated with Rare Earth Stablizers Metals. The Hollow Carrier Is to Help the Gas Flow.
- Fitment] Fit For Buick Enclave 3.6L 6 Cylinder 2008-2017. Fit For Chevrolet Traverse 3.6L 6 Cylinder 2009-2017. Fit For GMC Acadia 3.6L 6 Cylinder 2007-2017. Fit For Saturn Outlook 3.6L 6 Cylinder 2007-2010.
- [High Flow Design] High Flow Design Retains Maximum Engine Output and Maximizes Catalytic Efficiency.To Provide More Oxygen to Your Engine for An Increase in Power and Performance.
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#Top 6 AUTOSAVER88 Catalytic Converter Compatible with 2006-2012 Subaru Forester
- ATTENTION: This Item Doesn’t Ship to California and Colorado, Please Confirm Before Purchase.
- VEHICLE FITMENT: Compatible with 2006-2010 Subaru Forester, 2006-2011 Subaru Impreza, 2006-2012 Subaru Legacy, 2006-2012 Subaru Outback and 2006 Saab 9-2X 2.5L, Please Check the Product Description Page Below for Details.
- HIGHER EFFICIENCY and QUALITY: Internal Ceramic Substrates Contain Ample Metal Catalysts and Offer a Larger Surface Area to Fully React; Adopts Heavy-Duty T409 Stainless Steel Shell That Highly Resists Heat, Rust, and Corrosion for Longer Service Life, No Worry About Bending Or Melting.
- DIRECT FIT DESIGN: Adopted the Advanced Laser-Cutting Tech, the Flange Is Designed to Meet Standard OE Specifications Without Extra Modification, and All Installation Holes Are Firmly and Exactly Fixed with Attached Gaskets and Hardware.
- EPA CERTIFIED: EPA Federal Standard Certificated, All AUTOSAVER88’s Catalytic Converters Are Stamped with An Exclusive EPA Number on the Shell.AUTOSAVER88 Offers a 5-Year Or 50,000 Miles Limited Warranty, for Any Manufacturer Defect.(NOTE: Professional Installation Would Be Highly Recommended)
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#Top 7 AutoShack EM60484 Direct Fit Catalytic Converter Exhaust Pipe Replacement
- EPA Compliant. OE / Interchange: 50482, 9420
- Made From Premium Quality Materials to Meet OEM Specifications
- Direct Fit for Installation Onto Original Exhaust System. Hardware Included. 100% New
- This Product Is Not Legal for Sale Or Use in California, Colorado, New York and Maine Due to State Emissions Regulations
- Replacement for 2007 2008 2009 Jeep Wrangler 3.8L. Please Use Amazon’s Vehicle Fitment Tool (located At the Top of the Listing on Desktop, Below the Images on Mobile) to Confirm That the Part Is Correct for Your Vehicle Application
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#Top 8 LOSTAR Catalytic Converter Protection Shield Fits 2003-2011 Honda Element
- Compatibility: 2003-2011 Hon-Da Element 2.4L
- 1 Year Unlimited-Mileage Quality Guarantee
- Design Is the Perfect Fit for Your Vehicle. Made From High-Quality Materials for Ultimate Durability and Perfect Match.
- Package Includes: 1 X Catalytic Converter Protection Shield With Accessories and Instructions
- Brand New with Good Performance.
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#Top 9 PARTS-DIYER 3pcs Exhaust Pipe Catalytic Converter Replacement
- [NOTE] – Not Available to New York and California
- [FITMENT] – Compatible with 2009-2017 Chevy Traverse 3.6L V6, 2007-1717 GMC Acadia 3.6L V6, 2008-2017 Buick Enclave 3.6L V6, 2007-2010 Saturn Outlook 3.6L V6.
- [FUNCTION] – It Is Installed in the Exhaust Pipe of the Engine. Through Oxidation Reaction, Reduction Reaction, Water-Based Gas Reaction and Water Vapor Modification Reaction, the Three Harmful Exhaust Gases CO, HC and NOx Emitted by the Engine Are Converted Into Harmless Water, Carbon Dioxide and Nitrogen, So It Is Also Called the Three-Way (effect) Catalytic Converter.
- [MAKE IT SURE] – Before Placing the Order, Please Check Your Car Model in the Amazon Fitment Filter System in the Top Left Corner. Compatibility Information Provided Is for Reference Only. Please Make Sure to Match the Exact Part Numbers Between This Part and the Part That You Are Replacing. Contact Your Mechanics, Or Send Us a Message to Make Sure It Matches Exactly in Case of Doubt Before Purchasing.
- [INTERCHANGE PART NUMBER] – 16574, 16547, 16548
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#Top 10 Tacoma Catalytic Converter Protection Shield Aluminium
- [SERVICE] : Premium Quality, 100% Fitment, 1-3 Days Delivery.
- DO NOT Hesitate to Contact Us If Any Questions Appear.I Will Reply Back Within 24 Hours.guaranteed.
- [FEATURES] : Constructed with High Quality Material and Rigorously Tested to Ensure Structural Strength and Integrity. Gives Your Vehicle a New Style and Appearance.
- [PACKAGE INCLUDES] : 1 X Catalytic Converter Protection Shield With Screw (As Show in the Picture)
- [FITS] : 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 To-Yota Tacoma 4WD Model Only
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#Top 11 Cat Security – Catalytic Converter Protection shield
- CCM Logo Is Strategically Placed for Visual Inspections While Performing a SMOG Check
- Made From Aluminum Which Is Lighter Than All Other Converter Security Types With Added Stainless Steel Protection
- Strategically Placed Heat Extraction Holes Allow for Proper Ventilation of the Exhaust Area.
- Utilizes the Factory Mounting Points and Adds in Security Hardware (Included Security Hardware Prevents Rapid Removal and Requires Special Tooling to Be Removed)
- Ultimate Protection with Added Security Features
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#Top 12 MOTOOS Front Catalytic Converter Exhaust Manifold
- Note: Due to State Regulations, We Cannot Ship This Item to the State of California As It Is Not C.A.R.B ( California Air Research Board) Approved for Use in This State. Due to New York State Regulations, This Item Cannot Be Installed on a California Emissions Equipped Vehicle in the State of New York
- Tube Material: Aluminized Steel; Interchange Part Number:10530231, EPA OBD-II Approved.
- Compatible with 1999-2007 Chevrolet Silverado 1500 2500 TAHOE Suburban 1500 Avalanche 1500 1999-2007 GMC Yukon 2002-2005 Cadillac Escalade 02-05 Non CARB Compliant
- Direct Replacement, Exact-Fit Kit Replaces the Vehicle’s Factory Installed Exhaust Manifold; Leak-Resistant for Long-Lasting Performance; A Rigorous Quality Inspection Has Been Undertaken to Ensure That This Part Conforms to Product Standards
- Dimensions: 50.5 Inch Overall Length, Inlet Type: Dual (3-Bolt Spinner and 3-Bolt Welded Flange), Outlet Type: Single (2-Bolt Welded Flange) , Oxygen Sensor Ports: 4
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#Top 13 MagnaFlow Universal Catalytic Converter HM Grade Federal/EPA Compliant 99354HM
- STAINLESS-STEEL CONSTRUCTION – The Utilization of Highly Corrosion Resistant Stainless-Steel Construction, Free-Flowing Mandrel Bent Pipes and MagnaFlow’s Cutting-Edge CNC Precision Robotic Manufacturing Techniques Ensure Consistently Perfect Fitment, Reliability, and Superior Longevity
- EPA OBDII COMPLIANT – This Catalytic Converter Is Designed to Meet Or Exceed Federal EPA (Environmental Protection Agency) OBDII Emissions Requirements. Item Is NOT Shippable to CA Or CO AND Any Order Will Need to Be CANCELED If Shipping Address Is Located in Either State
- UNIVERSAL FIT – MagnaFlow Recommends Professional Installation for the Universal Configuration of This Catalytic Converter As Cutting, Fabrication And/or Welding May Be Required. While This MagnaFlow Part Is Universal, Confirm Fitment Details Above in “Confirmed Fit” Feature
- KEEP THE CHECK ENGINE LIGHT OFF – This MagnaFlow HM Grade Catalytic Converter Has Been Engineered to Satisfy the Vehicle Computer Control Monitoring Requirements for the Specific Applications Listed. Such Exacting Standards Keep the Check Engine Light Off While Guaranteeing Long-Term Reliability
- 5 YEAR / 50,000-MILE LIMITED WARRANTY – Worry-Free Ownership Is Made Possible Thanks to the 5 Year/50,000-Mile Construction and 25,000-Mile Emissions Warranty Included with This MagnaFlow Catalytic Converter
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#Top 14 Walker Exhaust Ultra EPA 53794 Direct Fit Catalytic Converter
- KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES — OE-Style High-Technology Washcoat and Optimal Precious Metal Load Delivers Required Reduction in Tailpipe Emissions to Match Vehicle Application
- OE-STYLE DESIGN — Features Aluminized Heat Shields When Originally Equipped, to Match OE Design, Protecting the Undercarriage From Heat Created by the Converter
- DIRECT-FIT DESIGN — Direct-Fit Bolt-On Replacement Solution with OE-Style Hangers, Brackets, Routings and Heat Shields for Easy Installation That Doesn’t Require Specialized Fabrication And/or Welding
- EPA COMPLIANT — For Use on OBDII Vehicles, 1996 and Newer. Not Legal for Sale Or Use in CA and CO. Legal in NY and ME on EPA Federal Emission Equipped Vehicles Only. Consult Your State’s Aftermarket Converter Regulations for Details.
- STRONG AND DURABLE — Features Thick OE-Style Flanges, Hangers and Brackets for Strength and Durability
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#Top 15 MAYASAF 3 Pcs Catalytic Converter
- [Direct Replacement] Matched with the Original Vehicle, Installed Easily to Existing Exhaust System Without Doing Extra Modification, Professional Installation Is Highly Recommended.
- [EPA CERTIFIED But Non-Compliant with CARB] Backed in 2 Years Or 50,000 Miles Limited Warranty, for Any Manufacturer Defect. But the Listed Product Has Not Been Registered with CARB Nor Received An EO Number. It Is Prohibited From Sale in States Which Have Adopted California’s Vehicle Emission Standards, Such As California. Consult Your State’s Aftermarket Converter Regulations.
- [Vehicle Fitment] Fit for Chevy 2009-17 Traverse, for GMC 07-17 Acadia, for Buick 08-17 Enclave, for Saturn 07-10 Outlook [3.6L Models Only]. Please Make Sure This Item Fits Your Vehicle.
- [Worry-Free Aftermarket] Well-Packaged and Free Shipping, Kindly Contact Us First If You Have Any Problems, Let’s Make It Right!
- [DURABLE] Made From Features HD-Stainless Steel, High Flow Design to Provide More Oxygen to Your Engine, Fully Tested Under the Extreme Conditions for Service Life.
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#Top 16 AUTOSAVER88 Catalytic Converter Compatible with 2007-2009 Jeep Wrangler JK 3.8L Direct-Fit Stainless Steel
- EPA CERTIFIED: EPA Federal Standard Certificated, All AUTOSAVER88’s Catalytic Converters Are Stamped with An Exclusive EPA Number on the Shell.AUTOSAVER88 Offers a 5-Year Or 50,000 Miles Limited Warranty, for Any Manufacturer Defect.(NOTE: Professional Installation Would Be Highly Recommended)
- DIRECT FIT DESIGN: Adopted the Advanced Laser-Cutting Tech, the Flange Is Designed to Meet Standard OE Specifications Without Extra Modification, and All Installation Holes Are Firmly and Exactly Fixed with Attached Gaskets and Hardware.
- VEHICLE FITMENT: Compatible with 2007 2008 2009 Jeep Wrangler V6 3.8L SUV, Please Check the Product Description Page Below for Details.
- ATTENTION: This Item Doesn’t Ship to California and Colorado, Please Confirm Before Purchase.
- HIGHER EFFICIENCY and QUALITY: Internal Ceramic Substrates Contain Ample Metal Catalysts and Offer a Larger Surface Area to Fully React; Adopts Heavy-Duty T409 Stainless Steel Shell That Highly Resists Heat, Rust, and Corrosion for Longer Service Life, No Worry About Bending Or Melting.
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#Top 17 Motorhot Catalytic Converter 50469 Replacement
- [ATTENTIONS] Not Legal for Sale Or Use in the State of California; Not Legal for Sale Or Use in New York for Vehicles with CA Emissions! Ie: California.
- FITMENT: Compatible with Chevrolet Avalanche Silverado 1500 Silverado 1500 Classic Suburban 1500 Tahoe GMC Sierra 1500 Sierra 1500 Classic Yukon Yukon XL 1500 2007-2008; More Fitment Detail,please Kindly Check Below Description Fitment Detail
- [EPA COMPLIANT] : Genuine Federal EPA Certification Compliant.More Fitment Detail,Please Kindly Check Product Description Page Below for More References.
- [HIGH QUALITY] It Is Made of High Quality Stainless Steel Material, Which Is Sturdy, Durable and High Temperature Resistant.
- MANUFACTURER PART NUMBER:50469,OTHER PART NUMBER: 50450 324196 59426 19406
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#Top 18 AutoShack EM60471 EPA Compliant Catalytic Converter Exhaust Pipe Replacement
- Direct Fit, 100% Brand New. Clamp-On Connection for Easy Installation Onto Existing Exhaust System
- ISO / IATF 16949 Certified, Made From Premium Quality Materials to Meet OEM Specifications. Backed by a 6-Month Warranty
- Meets Federal Emissions Standards, 46-State Legal. This Product Is Not CARB Certified, and It Is Not Legal for Sale Or Use in California, Colorado, New York and Maine Due to State Emissions Regulations. If Your Vehicle Is Registered in California, Colorado, New York Or Maine DO NOT BUY This Item
- EPA OBD Approved. OE / Interchange: 50469, 9233
- Replacement for 2007 2008 Chevrolet Tahoe Avalanche Suburban Silverado GMC Yukon Sierra XL 1500 5.3L 6.0L 4.3L 4.8L. Please Use Amazon’s Vehicle Fitment Tool (located At the Top of the Listing on Desktop, Below the Images on Mobile) to Confirm That the Part Is Correct for Your Vehicle Application
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#Top 19 Dorman 674-850 Front Catalytic Converter
- Trustworthy Value – Backed by Team of Engineers and Quality Control Experts in the United States
- Direct Replacement – This Manifold Converter Is Designed to Match the Fit and Performance of the Original Equipment on Specific Vehicles
- Ensure Fit – to Make Sure This Part Fits Your Exact Vehicle, Input Your Make, Model and Trim Level Into the Garage Tool
- Convenient Kit – Includes Gaskets and Downpipe Hardware to Simplify Installation
- Durable Construction -Manufactured Within Strict Tolerances for Reliable Longevity
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#Top 20 Walker Exhaust Ultra EPA 16299 Direct Fit Catalytic Converter
- KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES — OE-Style High-Technology Washcoat and Optimal Precious Metal Load Delivers Required Reduction in Tailpipe Emissions to Match Vehicle Application
- STRONG AND DURABLE — Features Thick OE-Style Flanges, Hangers and Brackets for Strength and Durability
- EPA COMPLIANT — For Use on OBDII Vehicles, 1996 and Newer. Not Legal for Sale Or Use in CA and CO. Legal in NY and ME on EPA Federal Emission Equipped Vehicles Only. Consult Your State’s Aftermarket Converter Regulations for Details.
- OE-STYLE DESIGN — Features Aluminized Heat Shields When Originally Equipped, to Match OE Design, Protecting the Undercarriage From Heat Created by the Converter
- DIRECT-FIT DESIGN — Direct-Fit Bolt-On Replacement Solution with OE-Style Hangers, Brackets, Routings and Heat Shields for Easy Installation That Doesn’t Require Specialized Fabrication And/or Welding
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Editor’s Notes
During our Car Catalytic Converters under $300 study, we found 586 Car Catalytic Converters under $300 products and shortlisted 20 top quality products.We learned that most customers opt for Car Catalytic Converters under $300 having an average cost of $248.
We have researched numerous brand names and chosen the top brands of Car Catalytic Converters under $300, such as AUTOSAVER88 Car Catalytic Converter, AUTOSAVER88, Mophorn, Cap City Muffler, Generic, BoardRoad.
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