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Best High Flow Catalytic Converter

Best High Flow Catalytic Converter. We do the research ourselves by analyzing reviews and ratings from customers, to help you purchase wiser to avoid buyer’s remorse. please choose them wisely

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Our list of the Best High Flow Catalytic Converter


WATERWICH 2.5'' Universal Catalytic Converter High Flow with O2 Port for Inlet/Outlet(EPA Compliant)

 out of stock
Amazon.com
as of June 16, 2022 9:58 pm

Features

  • [ Product Spec] - Standard 2.5" inside diameter inlet/outlet, overall length, universal for vehicles with 2.5'' inches outer diameter exhaust pipe.
  • [ Our Advantage] - High Flow Catalytic Converter with 1 Hole of core is 1.5-2 times bigger than original core; Get More efficient flow of exhaust gasses; Reduce back pressure and help engine get more horsepower.
  • [Upgrated Designed!!] - This is new OE fit catalytic converter. Outer shell Made from heavy-duty stainless steel construction for maximum durability. The internal substrates and precious metal loading have been carefully engineered for maximum efficiency and to avoid MIL (Malfunction Indicator Lamp) code issues that are common with lower quality converters.It is designed to meet or even exceed OE quality and Ensure Excellent flow characteristics.
  • [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 ] - Federal EPA compliant Appproved, Not for CA&NY(Non CARB compliant, Not legal for use on vehicles required to meet California emission standards).

WATERWICH 2.25'' Universal Catalytic Converter High Flow With O2 Port for Inlet/Outlet(EPA Compliant)

 out of stock
Amazon.com
as of June 16, 2022 9:58 pm

Features

  • [ Product Spec] - Standard 2.25" inside diameter inlet/outlet, overall length, universal for vehicles with 2.25'' inches outer diameter exhaust pipe.
  • [Designed] - This is new OE fit catalytic converter. Outer shell Made from heavy-duty stainless steel construction for maximum durability. The internal substrates and precious metal loading have been carefully engineered.
  • [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 ] - Federal EPA compliant Appproved, Not for CA&NY(Non CARB compliant, Not legal for use on vehicles required to meet California emission standards)

WATERWICH 3 Inch Universal Catalytic Converter High Flow for Inlet/Outlet(EPA Compliant)

 out of stock
Amazon.com
as of June 16, 2022 9:58 pm

Features

  • [ Product Spec] - Standard 3" inside diameter inlet/outlet, overall length, universal for vehicles with 3'' inches outer diameter exhaust pipe.
  • [ Our Advantage] - High Flow Catalytic Converter with 1 Hole of core is 1.5-2 times bigger than original core; Get More efficient flow of exhaust gasses; Reduce back pressure and help engine get more horsepower.
  • [Upgrated Designed!!] - This is new OE fit catalytic converter. Outer shell Made from heavy-duty stainless steel construction for maximum durability. The internal substrates and precious metal loading have been carefully engineered for maximum efficiency and to avoid MIL (Malfunction Indicator Lamp) code issues that are common with lower quality converters.It is designed to meet or even exceed OE quality and Ensure Excellent flow characteristics.
  • [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 ] - Federal EPA compliant Appproved, Not for CA&NY(Non CARB compliant, Not legal for use on vehicles required to meet California emission standards).

WATERWICH 2.5'' High Flow Universal Catalytic Converter for Inlet/Outlet(EPA Compliant)

 out of stock
Amazon.com
as of June 16, 2022 9:58 pm

Features

  • [ Product Spec] - Standard 2.5" inside diameter inlet/outlet, overall length, universal for vehicles with 2.5'' inches outer diameter exhaust pipe.
  • [ Our Advantage] - High Flow Catalytic Converter with 1 Hole of core is 1.5-2 times bigger than original core; Get More efficient flow of exhaust gasses; Reduce back pressure and help engine get more horsepower.
  • [Upgrated Designed!!] - This is new OE fit catalytic converter. Outer shell Made from heavy-duty stainless steel construction for maximum durability. The internal substrates and precious metal loading have been carefully engineered for maximum efficiency and to avoid MIL (Malfunction Indicator Lamp) code issues that are common with lower quality converters.It is designed to meet or even exceed OE quality and Ensure Excellent flow characteristics.
  • [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 ] - Federal EPA compliant Appproved, Not for CA&NY(Non CARB compliant, Not legal for use on vehicles required to meet California emission standards).

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

$169.99  out of stock
2 new from $169.99
Amazon.com
as of June 16, 2022 9:58 pm

Features

  • 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 engine for excellent performance, dramatically improving your exhaust system.
  • Stainless Steel Structure: The Subaru exhaust header set with a stainless steel body, can endure high-temper gases from the exhaust. Its internal ceramic substrates contain high-load precious metal catalysts like Pt, Rh, Pd, to enhance purification efficiency and intensity.
  • Bolt-on Installation: The high flow catalytic converter has standard specification flanges designed for easy installation. Direct bolts exist in the exhaust system without extra modification. The kit also comes with gasket and hardware for completing the replacement. Professional installation is highly recommended for exerting its max capability.
  • Standard OBD IV Compliant: To ensure the exhaust emissions meet the Federal Emission Standards, this free-flow catalytic converter is compliant with OBD IV Standards but is illegal to be used in California as the NON-CARB compliant.
  • Vehicle Compatibility: Our high-quality Subaru converter is compatible with the 2006-2010 Subaru Forester, 2006-2011 Subaru Impreza, 2006-2012 Subaru Legacy, 2006-2012 Subaru Outback, and 2006 Saab 9-2X 2.5L.

Mophorn Exhaust Manifold 05-11 Nissan Frontier Exhaust Manifold Bolts Gasket Combination 4.0L OEM Quality High Flow Catalytic Converter for 2005-2011 Nissan Frontier/Xterra/Pathfinder(EPA Compliant)

$349.99  in stock
2 new from $349.99
Free shipping
Amazon.com
as of June 16, 2022 9:58 pm

Features

  • 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.
  • 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.
  • Vehicle Compatibility: The direct-fit catalytic converters are compatible with 2005-2010 Nissan Pathfinder 4.0L, 2005-2014 Nissan Frontier/Xterra 4.0L, 2009-2012 Suzuki Equator 4.0L, 2012 Nissan NV2500/NV3500 4.0L, etc. Please measure the inlet and outlet diameters of the original converters to make sure the items fit your vehicle.

AUTOSAVER88 Catalytic Converter Compatible with 2004-2009 Toyota Prius 1.5L Direct-Fit High Flow Series (EPA Compliant)

$152.71
$143.99
 in stock
2 new from $143.99
4 used from $107.38
Free shipping
Amazon.com
as of June 16, 2022 9:58 pm

Features

  • ATTENTION: This item doesn't ship to California and Colorado, please confirm before purchase.
  • VEHICLE FITMENT: Compatible with 2004 2005 2006 2007 2008 2009 Prius 1.5L, please check the product description page below for details.
  • 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.
  • HIGHER EFFICIENCY & 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.
  • 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)

AUTOSAVER88 ATCC0011 [2 Pack] 2.5" Inlet/Outlet Universal Catalytic Converters with O2 Port (EPA Compliant)

$101.99  in stock
2 new from $101.99
1 used from $79.54
Free shipping
Amazon.com
as of June 16, 2022 9:58 pm

Features

  • ATTENTION: This item doesn't sell to California and Colorado, please confirm before purchase.
  • FITMENT: Universal fit for vehicles with 2.5-inch outer diameter exhaust pipe while cutting and welding may be required so professional installation is highly recommended.
  • HIGH FLOW & EFFICIENCY: Internal honeycomb ceramic substrates have a porous structure to increase the reaction area, and ensure sufficient catalysts (Pt, Rh, Pd) on the coating surface for a higher conversion rate.
  • DURABILITY: Adopts heavy-duty T409 stainless steel shell that highly resists heat, rust, and corrosion for longer service life, no worry about bending or melting even in extreme conditions.
  • WORRY-FREE PURCHASE: 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.

WEILEITE High Flow Front Catalytic Converter Kit Direct-Fit Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L Replace 16337(EPA Compliant)

$99.09  in stock
2 used from $76.21
Free shipping
Amazon.com
as of June 16, 2022 9:58 pm

Features

  • 【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, car exhaust can be purified. 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 air performance, restore the quietness of the vehicle, and restore a good driving experience for you
  • 【Fits For】: 2004-2009 1.5L Toyota Prius
  • 【Standards】: Our catalytic converters have strict production procedures and comply with EPA standards and Obd2 standards. However, due to the increased emission standards in California, Colorado, New York, and Maine, no sales were carried out in these states (friends in these states, please rest assured, we are developing)
  • 【Buy With Confidence】:Our catalytic converter has a lifetime warranty. If the part fails or breaks, please contact us for replacement. Save hundreds of dollars off of dealer prices by purchasing this part and taking advantage of our warranty.Price concessions and guaranteed, no need to worry about quality problems

Mophorn Catalytic Converter Compatible with 1998-2002 Honda Accord 2.3L, Direct-Fit High Flow Series Cat Converter, Stainless Steel Exhaust Converter Pipe w/Flange Design & Gasket (OBD III Compliant)

$82.99  in stock
2 new from $82.99
1 used from $54.46
Free shipping
Amazon.com
as of June 16, 2022 9:58 pm

Features

  • OEM High Flow Design: This catalytic converter is constructed to meet or even exceed OEM quality. Its 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 converter is assembled with a stainless steel body for long-term use, capable of enduring high-temper gases from the exhaust. Its 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 converter has 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.
  • Standard OBD III Compliant: This high flow converter complies with OBD III Standards, ensuring the exhaust emissions meet the Federal Emission Standards. However, it is illegal to be used in California as the NON-CARB compliant. With this high-quality converter, you have no worry about MIL code issues in your driving.
  • Vehicle Compatibility: The direct-fit catalytic converter is compatible with 1998, 1999, 2000, 2001, 2002 Honda Accord DX/EX/LX 2.3L. It is universal for vehicles with 2"/5 cm outer diameter exhaust pipe. Please measure the inlet and outlet diameters of the original converter to make sure this item fits your vehicle firstly.

Flowmaster 2000125 Catalytic Converter Univ 200 Srs. Metal H.F. 2.50"

$81.92  in stock
14 new from $81.92
Amazon.com
as of June 16, 2022 9:58 pm

Features

  • Metallic substrate material for severe duty applications
  • Meets all EPA 49-state requirements
  • 25,000 mile warranty on internal components
  • 50,000 mile/5-year warranty on exterior casings
  • Made in the USA

Flowmaster 2000130 Catalytic Converter Univ 200 Srs. Metal H.F. 3.00"

$81.92  in stock
25 new from $81.92
Amazon.com
as of June 16, 2022 9:58 pm

Features

  • High Flow 200 Cell Metallic Substrate
  • Severe-duty/High Temperature
  • Stainless Steel Spun Body
  • Compact Size and Shape
  • Quick and Easy Installation

Thunderbolt 2 1/2" Inlet/Outlet Universal Spun Catalytic Converter, 4" Round, 11" Long, High-Flow, Stainless Steel, OBDII Compliant

$80.00  in stock
Amazon.com
as of June 16, 2022 9:58 pm

Features

Part Number410250

Thunderbolt 2 1/4" Inlet/Outlet Universal Spun Catalytic Converter, 4" Round, 11" Long, High-Flow, Stainless Steel, OBDII Compliant

$80.00  in stock
Amazon.com
as of June 16, 2022 9:58 pm

Features

Part Number410225

AUTOSAVER88 Catalytic Converter Compatible with 1998-2002 Honda Accord 2.3L Direct-Fit Stainless Steel High Flow Series (EPA Compliant)

$89.99
$79.90
 in stock
2 new from $79.90
3 used from $64.69
Free shipping
Amazon.com
as of June 16, 2022 9:58 pm

Features

  • ATTENTION: This item doesn't ship to California and Colorado, please confirm before purchase.
  • VEHICLE FITMENT: Compatible with 1998 1999 2000 2001 2002 Accord 2.3L, please check the product description page below for details.
  • 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.
  • HIGHER EFFICIENCY & 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.
  • 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)

AUTOSAVER88 ATCC0006 2.5" Inlet/Outlet Universal Catalytic Converter (EPA Compliant)

$49.99  in stock
2 new from $49.99
1 used from $45.42
Free shipping
Amazon.com
as of June 16, 2022 9:58 pm

Features

  • ATTENTION: This item doesn't sell to California and Colorado, please confirm before purchase.
  • FITMENT: Universal fit for vehicles with 2.5-inch outer diameter exhaust pipe while cutting and welding may be required so professional installation is highly recommended.
  • HIGH FLOW & EFFICIENCY: Internal honeycomb ceramic substrates have a porous structure to increase the reaction area, and ensure sufficient catalysts (Pt, Rh, Pd) on the coating surface for a higher conversion rate.
  • DURABILITY: Adopts heavy-duty T409 stainless steel shell that highly resists heat, rust, and corrosion for longer service life, no worry about bending or melting even in extreme conditions.
  • WORRY-FREE PURCHASE: 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.

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Last updated on June 16, 2022 9:58 pm

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