Top Exhaust System Catalytic Converter Reviews

Mophorn Catalytic Converter Direct Fit Front Exhaust Manifold High Flow Catalytic Converter Compatible with Subaru Impreza Legacy Forester Outback 06-12 4 Cyl 2.5L Except Turbo W/Gasket Kit

  • OEM High Flow Design: This catalytic converter is constructed to meet or even exceed OEM quality. Its high flow design can provide more oxygen to your....
  • Stainless Steel Structure: The Subaru exhaust header set with a stainless steel body, can endure high-temper gases from the exhaust. Its internal....
  • Bolt-on Installation: The high flow catalytic converter has standard specification flanges designed for easy installation. Direct bolts exist in the....
  • Standard OBD IV Compliant: To ensure the exhaust emissions meet the Federal Emission Standards, this free-flow catalytic converter is compliant with....
  • Vehicle Compatibility: Our high-quality Subaru converter is compatible with the 2006-2010 Subaru Forester, 2006-2011 Subaru Impreza, 2006-2012 Subaru....
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Catalytic Converter Cleaner & Exhaust Pipe Carbon Removal Auto Parts Engine Boost Up Cleaner Fuel System Treatment Oil Additive for Gas and Diesel Car 6 Pcs

  • The catalytic converter cleaner is a kind of transparent liquid for cleaning the complex on the surface of ternary catalytic converter of motor....
  • No need to remove parts and pours straight into the oil tank, making it easy to use. Do not go to 4S shop and repair shop, it can go to the sludge at....
  • Effective dosage: it is recommended to use 2 bottles for vehicles within 10000 km, 3 bottles for vehicles with 20000-30000 km and 6 bottles for....
  • Ultimate Cleaning Solution: No more exhaust system problem, the cleaner can also clean other parts like the oxygen sensor, the fuel injectors,....
  • Suitable For Gasoline And Diesel Engines: our versatile valve cleaner is designed to provide efficient oxygen sensor and catalytic converter cleaning....
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Catalytic Converter Cleaner & Exhaust Pipe Carbon Removal Auto Parts Engine Boost Up Cleaner Fuel System Treatment Oil Additive for Gas and Diesel Car 3 Pcs

  • The catalytic converter cleaner is a kind of transparent liquid for cleaning the complex on the surface of ternary catalytic converter of motor....
  • No need to remove parts and pours straight into the oil tank, making it easy to use. Do not go to 4S shop and repair shop, it can go to the sludge at....
  • Effective dosage: it is recommended to use 2 bottles for vehicles within 10000 km, 3 bottles for vehicles with 20000-30000 km and 6 bottles for....
  • Ultimate Cleaning Solution: No more exhaust system problem, the cleaner can also clean other parts like the oxygen sensor, the fuel injectors,....
  • Suitable For Gasoline And Diesel Engines: our versatile valve cleaner is designed to provide efficient oxygen sensor and catalytic converter cleaning....
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Catalytic Converter Cleaner & Exhaust Pipe Carbon Removal Auto Parts Engine Boost Up Cleaner Fuel System Treatment Oil Additive for Gas and Diesel Car 2 Pcs

  • The catalytic converter cleaner is a kind of transparent liquid for cleaning the complex on the surface of ternary catalytic converter of motor....
  • No need to remove parts and pours straight into the oil tank, making it easy to use. Do not go to 4S shop and repair shop, it can go to the sludge at....
  • Effective dosage: it is recommended to use 2 bottles for vehicles within 10000 km, 3 bottles for vehicles with 20000-30000 km and 6 bottles for....
  • Ultimate Cleaning Solution: No more exhaust system problem, the cleaner can also clean other parts like the oxygen sensor, the fuel injectors,....
  • Suitable For Gasoline And Diesel Engines: our versatile valve cleaner is designed to provide efficient oxygen sensor and catalytic converter cleaning....
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XADO Catalytic System Cleaner – 250 ml with Ceramic Metal Conditioner Revitalizant®

  • Protects the catalytic converter from clogging with soot..
  • Removes carbon from oxygen sensors and EGR valves.
  • Cleans intake valves and the combustion chamber.
  • Reduces CO2 emissions from exhaust system.
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MagnaFlow Universal Catalytic Converter California Grade CARB Compliant 334009 - Stainless Steel 3in Inlet/Outlet Diameter, 16in Overall Length, No O2 Sensor - CA Legal Replacement

  • CALIFORNIA PRE-OBDII COMPLIANT - MagnaFlow has put this catalytic converter through extensive testing in order to make sure that it meets or exceeds CARB (California Air Resources Board) Pre-OBDII requirements for legal use in California and CARB restricted states (Colorado) for certified vehicles.
  • UPGRADED DESIGN - MagnaFlow’s latest manufacturing technologies make it possible for a catalytic converter such as this one to benefit from improved exhaust flow characteristics and a modern construction design when compared to the part it’s replacing.
  • PREMIUM 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.
  • 5 YEAR / 50,000-MILE LIMITED WARRANTY - Worry-free ownership is made possible thanks to the 5 year/50,000-mile construction and emissions warranty included with this MagnaFlow catalytic converter.
  • UNIVERSAL FIT - MagnaFlow recommends professi....
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MagnaFlow Universal Catalytic Converter California Grade CARB Compliant 334016 - Stainless Steel 2.5in Inlet/Outlet Diameter, 16in Overall Length, No O2 Sensor - CA Legal Replacement

  • CALIFORNIA PRE-OBDII COMPLIANT - MagnaFlow has put this catalytic converter through extensive testing in order to make sure that it meets or exceeds CARB (California Air Resources Board) Pre-OBDII requirements for legal use in California and CARB restricted states (Colorado) for certified vehicles.
  • UPGRADED DESIGN - MagnaFlow’s latest manufacturing technologies make it possible for a catalytic converter such as this one to benefit from improved exhaust flow characteristics and a modern construction design when compared to the part it’s replacing.
  • PREMIUM 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.
  • 5 YEAR / 50,000-MILE LIMITED WARRANTY - Worry-free ownership is made possible thanks to the 5 year/50,000-mile construction and emissions warranty included with this MagnaFlow catalytic converter.
  • 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, co....
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MagnaFlow Universal Catalytic Converter California Grade CARB Compliant 334106 - Stainless Steel 2.5in Inlet/Outlet Diameter, 13in Overall Length, No O2 Sensor - CA Legal Replacement

  • CALIFORNIA PRE-OBDII COMPLIANT - MagnaFlow has put this catalytic converter through extensive testing in order to make sure that it meets or exceeds CARB (California Air Resources Board) Pre-OBDII requirements for legal use in California and CARB restricted states (Colorado) for certified vehicles.
  • UPGRADED DESIGN - MagnaFlow’s latest manufacturing technologies make it possible for a catalytic converter such as this one to benefit from improved exhaust flow characteristics and a modern construction design when compared to the part it’s replacing.
  • PREMIUM 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.
  • 5 YEAR / 50,000-MILE LIMITED WARRANTY - Worry-free ownership is made possible thanks to the 5 year/50,000-mile construction and emissions warranty included with this MagnaFlow catalytic converter.
  • 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, co....
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MagnaFlow Universal Catalytic Converter Standard Grade Federal/EPA Compliant 55300 - Stainless Steel 3in Inlet/Outlet Diameter, 28.5in Overall Length, No O2 Sensor - Standard Grade Replacement

  • EPA PRE-OBDII COMPLIANT - This catalytic converter is designed to meet or exceed Federal EPA (Environmental Protection Agency) Pre-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.
  • UPGRADED DESIGN - MagnaFlow’s latest manufacturing technologies make it possible for a catalytic converter such as this one to benefit from improved exhaust flow characteristics and a modern construction design when compared to the part it’s replacing.
  • 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.
  • 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.
  • UNIVERSAL FIT - MagnaFlow recommends professional installat....
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ADORBO Engine Cleaning Gun Solvent Air Sprayer Degreaser Automotive Tool

  • Safe and effective for all petrol (gasoline)and diesel vehicles.
  • Engineered to clean the entire exhaust system WITH REGULAR USE..
  • OXICAT is activated when the catalytic converter reaches its required working temperature..
  • Proven safe and effective by the Pros, now available in North America. TUV certified, made in Germany.
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PARTS-DIYER Rear Catalytic Converter Exhaust Manifold Flex Pipe Replacement for 2004-2006 Nissan Maxima 2004-2009 Nissan Quest 3.5L 54686

  • [FITMENT] - Catalytic Converter compatible with 2004 Nissan Maxima Sedan Auto Trans, 2005 -2006 Maxima Sedan Auto Trans & 5 Speed Trans, 2004-2009 Nissan Quest Passenger Van 5-Speed Trans.
  • [INTERCHANGE PART NUMBER] - 54686, 54478, 40553, 0991402, 58336, 18316.
  • [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..
  • [NOTE] - Not available to New York and California.
  • [MAKE IT SURE] - Using the Drop-down menu at the top, you can see if this part is compatible with your vehicle.
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DURA LUBE Diesel DPF and Catalytic Treatment, Cleans Diesel Particulate Filter and Catalytic Converter, 16-Ounce,Black Labeled Bottle,HL-402509-06

  • REDUCES CLOGGING. Lowers soot forming particulate emissions.
  • LESS SOOT BUILD-UP. Reduces soot build-up inside of catalytic converter.
  • LESS REGENE CYCLES. Helps for fewer regenerate burn cycles.
  • EXHAUST SYSTEM LIFE INCREASED. Restores and helps maintain emissions and exhaust efficiency.
  • SAVES DIESEL FUEL AND DEF FLUID. Improves engine performance and fuel efficiency.
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MagnaFlow Cat-Back Performance Exhaust System Street Series Kit 16638

  • ...hrough mufflers reduce exhaust restriction and enable that MagnaFlow performance tone without garnering racecar levels of attention.
  • CAT-BACK PERFORMANCE - Extensive testing and dyno-proven power make this exhaust truly developed for the driven. It is designed to replace the original exhaust components following the catalytic converter. These systems are 50-state legal and designed to optimize power based on the factory calibration.
  • BOLT-ON INSTALLATION - MagnaFlow utilizes state-of-the-art 3D scanning technology during the research and development process to ensure that this exhaust system will fit and outperform the original equipment. CNC precision robotic manufacturing and mandrel bent tubing allow for hassle-free bolt-on installation.
  • STAINLESS-STEEL CONSTRUCTION - Highly corrosion resistant, Stainless-Steel construction incorporating CNC precision robotic manufacturing for quality fitment and longevity. Built to be the exhaust that lasts the lifetime of your vehicle.
  • LIMITED LIFETIME CONSTRUCTION WARRANTY - Performance that lasts. Enjoy worry-free ownership knowing that you're backed by MagnaFlow’s limited lifetime construction warranty.
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