Best Walker Catalytic Converters in 2026

ATTENTION: This item doesn't ship to California & Colorado & New York, please confirm before purchase.

VEHICLE FITMENT: Compatible with 2003 2004 2005 2006 2007 Murano 3.5L V6 | Firewall Side / Bank 1, please check the product description page below for details.

DIRECT FIT DESIGN: The flange is precisely-built to meet standard OE specifications without extra modification, and all installation holes are firmly and exactly fixed with attached gaskets and hardware.

EPA COMPLIANT -- For use on pre-OBDII vehicles, 1995 and older. Not legal for sale or use in CA, CO and NY. Legal in ME on all pre-OBD vehicles only. Consult your state's aftermarket converter regulations for details.

NO BREAK IN REQUIRED -- Ready to operate with application-specific converter shell design and mat compression, no converter break in required after installation

DURABLE -- Features stainless-steel body with aluminized pipe and heat shields for durability

Utilizes the factory mounting points and adds in security hardware (Included Security hardware prevents rapid removal and requires special tooling to be removed)

Made from aluminum which is lighter than all other converter security types

Strategically placed heat extraction holes allow for proper ventilation of the exhaust area.

catalytic converter

excellent flow characteristics

"engineered to keep the ""mil"" light off"

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

【Standards】: Our catalytic converters have strict production procedures and comply with Obd3 standards. However, due to the increased standards in California, Colorado, New York, and Maine, no sales were carried out in these states

【Direct Replacement】: If your engine throws P0420 code, or your cat is stolen, then it is recommended to buy this kit to solve the problem. This catalytic converter can repair faults and noise.It meets or exceeds the oem standard, and has been tested in the factory, perfectly matched with the original car, and can be installed directly.

【High Quality】: The stainless steel body of high-quality aluminized pipes is not easy to rust, ensuring excellent oxygen storage capacity and long service life. The double-layer high temperature resistant ceramic carrier greatly increases the flow rate and surface area, thereby improving power and fuel economy. Replace with a new catalytic converter to provide you with excellent clean performance, restore the quietness of the vehicle, and restore a good driving experience for you

EPA COMPLIANT -- For use on pre-OBDII vehicles, 1995 and older. Not legal for sale or use in CA, CO and NY. Legal in ME on all pre-OBD vehicles only. Consult your state's aftermarket converter regulations for details.

NO BREAK IN REQUIRED -- Ready to operate with application-specific converter shell design and mat compression, no converter break in required after installation

DURABLE -- Features stainless-steel body with aluminized pipe and heat shields for durability

This item is not for sale in California/Non CARB compliant

Converter Body Material: Stainless Steel

Model Number:‎70318

EPA COMPLIANT -- For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA, CO & NY. Legal in ME on EPA Federal Emission Equipped Vehicles only. Consult your state's aftermarket converter regulations for details.

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

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

Vehicle fitment: compatible with 2007-2013 Altima 2.5L (Note: Not ship to California & Colorado & New York)

High conversion rate: honeycomb 400-cell ceramic substrates with a metal coating of catalysts provide a larger surface area for high purification efficiency

Heat-resistant & anti-rust: a stainless steel shell encases the substrate to reduce expansion and distortion when the converter reaches its high reaction temperature; the ceramic substrates resist heat to avoid melting, clogging or cracking.

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

FITMENT: Compatible with 2001 2002 2003 2004 2005 Honda Civic 4 cylinder 1.7L(Not for 2005 EX Model)

OEM Part Number: 18160-PLM-A50,18160-PLM-A00,674-608, 18160-PLM-A50, 674-608

This Bolt on Catalytic Converter does not require welding or cutting

Direct fit for installation onto existing exhaust system. 100% new. Pipe may be 2 pieces for quick installation

EPA Compliant. Interchange: 50482, 9420. Professional Installation is Highly Recommended

Made from premium quality materials to meet original specifications. Replacement for 2007 2008 2009 Jeep Wrangler 3.8L V6 4WD RWD

FITMENT: Compatible with 2003-2007 Honda Accord 2.4L l4,more fitment detail,please kindly check below description fitment detail,thanks

Manufacturer Part Number: 16299,Other Part Number: 53089,13069,40400,0991103;MATERIAL:Made of high quality stainless steel material,sturdy,durable and high temperature resistant.

HIGH precious metal load and high technology washcoat for premium performance.Stainless steel construction,internal substrate material and precious metal loading have been carefully engineered for maximum efficiency and to avoid "MIL" code issues that are common with lower quality products

【Attention】 Not ship to states such as California, Colorado, Maine, and New York, etc. Please consult your state’s aftermarket converter regulations before purchase.

【Vehicle Fitment】Standard 2 inches inside diameter inlet /outlet, 13 inches overall length. Universal fit for vehicles with similar size outer diameter exhaust pipe. Please make sure this item fits your vehicle.

【Easy Installation】Matched with the original vehicle, installed easily to existing exhaust system. May require cutting and/or welding, professional installation is highly recommended.

FITMENT: Compatible with Nissan Sentra 2.5L 2002-2006; Compatible with Nissan Altima 2.5L 2002-2005

OEM Part Number: 40810, 641169, 1195, NIS2527, NIS2534, 674-659, 674-659 327-59243AB, 59373/4 50120, 140029J360 140029J305 140028J008

Package Includes: 1pc catalytic converter as picture shows

Stainless steel construction

Federal emissions compliant design; Not Air Tube Kit Adaptable

Formulated for gas and diesel applications

Clean & protect catalytic converter material, Prevents or eliminates problems that appear on OBD II related to catalytic converter. high quality technology cleaner made in Germany.

Suitable For Gasoline And Hybrid Engines, removes buildup dirt, soot, and carbon.

Cleaner helps to maintain proper operation to: turbocharger, O2 sensor, & catalytic converter.

【FITMENT】Compatible with Escalade, Avalanche 1500 02-05 / Silverado/Sierra 1500 99-05 / Suburban 1500 / Tahoe / Yukon Xl 00-06 Fits 4.3 4.8 5.3l Engines

【Feature】Made of High Quality Durable Catalyst Materia & Stainless Steel with Computerized Mandrel-Bends for Strength and Durability, Design Enhance the Conversion Efficiency and Vehicle Power, Improve Overall Performance for your Vehicle

【OEM Design】The Catalytic Converters were Design to meet Original Equipment Manufacturer Standard; United States Environmental Protection Agency Certification Acquired; Quality Meet the Original Factory Design Assured; Other Part Number: 50366, 50462, 0795241

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 CO₂, H₂O, and N₂.

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.

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.

【Attention】 Not ship to states such as California, Colorado, Maine, and New York, etc. Please consult your state’s aftermarket converter regulations before purchase.

【Vehicle Fitment】Fit for HONDA Accord 2003 2004 2005 2006 2007 2.4L L4. Please make sure this item fits your vehicle.

【Direct Replacement】Matched with the original vehicle, installed easily to existing exhaust system without doing extra modification, professional installation is highly recommended.

Made of High Quality Stainless Steel with Computerized Mandrel-Bends for Strength and Durability

Durable Catalyst Material, OEM Style Replacement

EPA OBD-II Approved

[FITMENT] - Compatible with 2010 2011 2012 2013 2014 Chevy Equinox 2.4L L4, 2012 2013 2014 2015 Chevy Captiva Sport 2.4L L4, 2010 2011 2012 2013 2014 GMC Terrain 2.4L L4.

[INTERCHANGE PART NUMBER] - 16581, 59521, 19501, 59582, 0795267, 50507

[FUNCTION] - It is installed in the pipe of the engine. Through oxidation reaction, reduction reaction, water-based gas reaction and water vapor modification reaction, the three harmful 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.

Premium Quality: Compatible with the 2010-2015 Gen 3 Toyota Prius with OEM converters. Also fits the 2012-2017 Prius V and 2011-2017 Lexus CT 200h.

Designed & Built in the USA: Miller CAT’s anti-theft catalytic shields are made with 304 stainless steel and use stainless steel tamper-proof screws. Shield may have surface imperfections.

Innovative Design: Our shield was carefully measured against the frame of the vehicle to give it the most accurate fit. 3D features on the shield ensure minimal noise and vibration.

CARB COMPLIANT -- For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO, NY & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.

SUPERIOR TECHNOLOGY -- Optimal high technology washcoat formulated to deliver superior performance (as compared to EPA-compliant converters)

CONSISTENT PERFORMANCE -- Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance

Catalytic Converter Protection shield, Fits Toyota Tacoma

Toyota Tacoma Catalytic Converter Shield 2016-2022

Made in USA

【Vehicle Fitment】Standard 2.5 inches inside diameter inlet /outlet, 15 inches overall length. Universal fit for vehicles with similar size outer diameter exhaust pipe. Please make sure this item fits your vehicle.

【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.

【Easy Installation】Matched with the original vehicle, installed easily to existing exhaust system. May require cutting and/or welding, professional installation is highly recommended.

Unique Material : Made of 6061-T6 aluminum material which is lighter but hard. Heavy duty, corrosion-resistant and durable.

Anti-theft : Once rivet screws are placed in, thieves are hard to take it off and stole your catalytic converter in minutes.

DIY Project : Punched louver vents allow for proper ventilation. DIY broadens the heat extraction holes and provide more efficient cooling.

✅【High Standard】：BoardRoad catalytic converter is designed to meet or even exceed OE quality and performance standards. Fit For 96-00 Honda Civic Si LX HX EX DX 97-00 EX-R.

✅【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.

✅【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.

Flange to flange, direct fit design bolts to existing exhaust

5 Year/50 000 KM Warranty--Check Engine Light OFF + Emission PASS Guarantee!

Gaskets & Hardware Included Free of Charge