20 Best Catalytic Converter Test Kit in 2024 Reviews and Buying Guide

3,313 Reviews Scanned

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1 OEMTOOLS 37263 Exhaust Back Pressure Tester Gauge, Catalytic Converter Test Kit, Exhaust Pressure... OEMTOOLS 37263 Exhaust Back Pressure Tester Gauge, Catalytic Converter Test Kit, Exhaust Pressure...
2 JRangelp Exhaust Back Pressure Tester Car Catalytic Converter Clog Tester Exhaust Back Pressure... JRangelp Exhaust Back Pressure Tester Car Catalytic Converter Clog Tester Exhaust Back Pressure...
3 Exhaust Back Pressure Tester - Angchun Exhaust Back Pressure Gauge with 6FT Hose 2.5' Gauge and... Exhaust Back Pressure Tester - Angchun Exhaust Back Pressure Gauge with 6FT Hose 2.5" Gauge and... No ratings yet
4 Replacement Car Exhaust Back Pressure Tester Gauge Meter DiagnosticTool Catalytic Converter Clog... Replacement Car Exhaust Back Pressure Tester Gauge Meter DiagnosticTool Catalytic Converter Clog... No ratings yet
5 Exhaust Back Pressure Tester with 6-Foot Hose, Exhaust Back Pressure Gauge 2.5' Gauge with Rubber... Exhaust Back Pressure Tester with 6-Foot Hose, Exhaust Back Pressure Gauge 2.5" Gauge with Rubber...
6 DPTOOL Vacuum Gauge Tester Multifunction Fuel Pump Catalytic Converter Muffler Carburetor Exhaust... DPTOOL Vacuum Gauge Tester Multifunction Fuel Pump Catalytic Converter Muffler Carburetor Exhaust... No ratings yet
7 Zcargel Exhaust Back Pressure Tester, Exhaust Tester Three Way Catalytic Converter Test Kit Pressure... Zcargel Exhaust Back Pressure Tester, Exhaust Tester Three Way Catalytic Converter Test Kit... No ratings yet
8 DKwoeshg Exhaust Back Pressure Tester Kit - 6 Foot Hose Exhaust Back Pressure Gauge - Professional... DKwoeshg Exhaust Back Pressure Tester Kit - 6 Foot Hose Exhaust Back Pressure Gauge -... No ratings yet
9 Fuel Injector Cleaner Kit, Non-Dismantle Fuel Injection System Cleaner Tester 1L 150PSI Fuel... Fuel Injector Cleaner Kit, Non-Dismantle Fuel Injection System Cleaner Tester 1L 150PSI Fuel... No ratings yet
10 CMTOOL Fuel Injector Cleaner Kit 1000ML 150PSI Fuel Injector Cleaning Kit Non-Dismantle Car... CMTOOL Fuel Injector Cleaner Kit 1000ML 150PSI Fuel Injector Cleaning Kit Non-Dismantle Car...
11 FOMIUZY High Flow Front Catalytic Converter Kit Direct-Fit Honda Accord 2003 2004 2005 2006 2007... FOMIUZY High Flow Front Catalytic Converter Kit Direct-Fit Honda Accord 2003 2004 2005 2006 2007... No ratings yet
12 LINXINO Exhaust Back Pressure Tester, Automotive Exhaust Back Pressure Gauge Kit with 6ft Hose &... LINXINO Exhaust Back Pressure Tester, Automotive Exhaust Back Pressure Gauge Kit with 6ft Hose &... No ratings yet
13 AUTOSITY Catalytic Converter for 2009-2012 A4 Quattro 2.0L, Catalytic Converter Kit Direct-Fit... AUTOSITY Catalytic Converter for 2009-2012 A4 Quattro 2.0L, Catalytic Converter Kit Direct-Fit... No ratings yet
14 Non-dismantle Fuel Injector Cleaner Kit, Automotive Non-dismantle Injector Tester, Car Fuel System... Non-dismantle Fuel Injector Cleaner Kit, Automotive Non-dismantle Injector Tester, Car Fuel... No ratings yet
15 DUOYI Exhaust Back Pressure Tester 2.5' HD Pressure Gauge Exhaust Back Pressure Gauge Kit with 6ft... DUOYI Exhaust Back Pressure Tester 2.5" HD Pressure Gauge Exhaust Back Pressure Gauge Kit with...
16 FOMIUZY High Flow Front Catalytic Converter Kit Direct-Fit Chevy Equinox GMC Terrain 2010 2011 2012... FOMIUZY High Flow Front Catalytic Converter Kit Direct-Fit Chevy Equinox GMC Terrain 2010 2011... No ratings yet
17 A-Premium Catalytic Converter Kit Direct-Fit Compatible with Chevy, GMC & Cadillac Models -... A-Premium Catalytic Converter Kit Direct-Fit Compatible with Chevy, GMC & Cadillac Models -... No ratings yet
18 A-Premium Front and Rear 4-PC Catalytic Converter Kit Direct-Fit Compatible with Nissan Frontier... A-Premium Front and Rear 4-PC Catalytic Converter Kit Direct-Fit Compatible with Nissan Frontier... No ratings yet
19 FOMIUZY High Flow Front Catalytic Converter Kit Direct-Fit Honda CRV CR-V 2007 2008 2009 2.4L... FOMIUZY High Flow Front Catalytic Converter Kit Direct-Fit Honda CRV CR-V 2007 2008 2009 2.4L...
20 FOMIUZY High Flow Front Catalytic Converter Kit Direct-Fit Honda Odyssey 1999 2000 2001 2002 2003... FOMIUZY High Flow Front Catalytic Converter Kit Direct-Fit Honda Odyssey 1999 2000 2001 2002 2003...

Bestseller No. 1
OEMTOOLS 37263 Exhaust Back Pressure Tester Gauge, Catalytic Converter Test Kit, Exhaust Pressure...
  • Safety First: The catalytic converter tester allows you diagnose problem areas in your exhaust system’s back pressure; Get crucial knowledge of your...
  • Easy To Use: The exhaust back pressure kit connects to exhaust system’s oxygen sensor; Oxygen sensor adapters with exhaust back pressure gauge are...
  • Accurate Gauge: The exhaust backpressure tester's 2-1/2 inch gauge has easy-to-read markings in PSI and bar; Multi-color bar indicates good or bad...
  • Diagnose Probnlem Areas: The exhaust pressure gauge allows you to see if you have a clogged catalytic converter or an obstructed muffler; Back...
  • Transportable: The back pressure test tool comes in a sturdy and solid carrying case for easy transportation; Exhaust back pressure gauge's case is...
Bestseller No. 2
JRangelp Exhaust Back Pressure Tester Car Catalytic Converter Clog Tester Exhaust Back Pressure...
  • ✉Professional Tool✉ This exhaust back pressure gauge is a professional tool dedicated to diagnosing problem areas in exhaust system back pressure,...
  • ✉Comprehensive Tool Set✉ Equipped with an adapter, M12 and M18, you can connect the exhaust back pressure gauge to the port of the exhaust system....
  • ✉2.5-INCH Pressure Gauge✉ With a 2.5'' pressure dial with easy-to-read markings in PSI and bar; three color-free color bars clearly indicate...
  • ✉High Efficiency✉ This exhaust pressure tester should be tested at idle and 2500rpm. Note that the pressure should be less than 1.25psi at idle...
  • ✉Convenient to Carry✉ Come with a tool box, you can store all accessories in this box, which is convenient for carrying and storage, so that the...
Bestseller No. 3
Exhaust Back Pressure Tester - Angchun Exhaust Back Pressure Gauge with 6FT Hose 2.5" Gauge and...
  • 👍👍👍【Professional Diagnostic Tool】The catalytic converter tester is designed to help you quickly and accurately understand the condition...
  • 👍👍👍【Accurate Gauge】The exhaust back pressure tester's 2.5" inch gauge has easy-to-read markings in psi and bar. 3 colors to indicate the...
  • 👍👍👍【Easy to Use】Just disconnect the sensor wires and remove the sensor. Install the sensor adapter. And then push the hose end onto the...
  • 👍👍👍【Complete Accessories】The special 2.5" gauge with rubber protector has two multi-colored bands, with pressure shown in psi and bar....
  • 👍👍👍【Warmly Reminder】The pressure gauge is checked and calibrated to ensure accurate test results. If the meter pointer is not in the...
Bestseller No. 4
Replacement Car Exhaust Back Pressure Tester Gauge Meter DiagnosticTool Catalytic Converter Clog...
  • Car Exhaust System Back Pressure Tester Meter Diagnostic Tool Exhaust System Diagnostic Tool Exhaust Back Pressure Tester
  • Adaptor fits into oxygen sensor hole enabling back pressure of mufflers and catalytic converters
  • Gauge adapter threads into oxygen sensor ports (both 12mm and 18mm). Test at idle and at2500 rpm's. Pressure should be below 1.25psi at idle and below...
  • Higher readings indicate a restriction which should be corrected.
  • Package including 1 SET OF Car Exhaust System Back Pressure
Bestseller No. 5
Exhaust Back Pressure Tester with 6-Foot Hose, Exhaust Back Pressure Gauge 2.5" Gauge with Rubber...
  • 👍👍👍【Professional Diagnostic Tool】The catalytic converter tester is designed to help you quickly and accurately understand the condition...
  • 👍👍👍【Accurate Gauge】The exhaust back pressure tester's 2.5" inch gauge has easy-to-read markings in psi and bar. 3 colors to indicate the...
  • 👍👍👍【Easy to Use】Just disconnect the sensor wires and remove the sensor. Install the sensor adapter. And then push the hose end onto the...
  • 👍👍👍【Complete Accessories】The special 2.5" gauge with rubber protector has two multi-colored bands, with pressure shown in psi and bar....
  • 👍👍👍【Warmly Reminder】The pressure gauge is checked and calibrated to ensure accurate test results. If the meter pointer is not in the...
Bestseller No. 6
DPTOOL Vacuum Gauge Tester Multifunction Fuel Pump Catalytic Converter Muffler Carburetor Exhaust...
  • Exhaust Back Pressure Test: This gauge easy to to test pre and post catalytic converter back pressures, check exhaust for clearance issues, helps...
  • Check Fuel Pump Pressure: This vacuum gauge could checking fuel pump delivery pressure, only mechanical fuel pump systems, not to be used to check...
  • Check Manifold Vacuum: Use this vacuum gauge measure the manifold vacuum pressure, helped you troubleshoot the system and find the failed component....
  • Digital Display Gauge: Our vacuum gauge is digital display, the unit is Kpa and mbar, you can switch between two units, digital dial will more direct...
  • Complete Kit: This kit have 7pc different brass cone, and 4pc different plastic cone, and 2pc different adapters, so you can connect different part,...
Bestseller No. 8
DKwoeshg Exhaust Back Pressure Tester Kit - 6 Foot Hose Exhaust Back Pressure Gauge - Professional...
  • Test oxygen back pressure through the oxygen sensor
  • Adapter includes M12 and M18 thread
  • 2-1/2" gauge features two multi-colored bands - idle and 2,500 RPM with pressures shown in PSI and bar
  • Includes 6 feet of hose, enough length for technician to test from driver's seat Works on domestic and imported vehicles.
Bestseller No. 9
Fuel Injector Cleaner Kit, Non-Dismantle Fuel Injection System Cleaner Tester 1L 150PSI Fuel...
  • 🚙FUEL SYSTEM CLEANING - Angchun fuel injector cleaner kit can improve fuel supply, full combustion, and reduce exhaust emissions effectively. The...
  • 🚙WORKING PRESSURE ADJUSTMENT - The pressure of Angchun intake valve manifold throttle body catalytic converter cleaner machine can be adjusted for...
  • 🚙WIDE APPLICATION - The fuel injector system cleaning tool includes many different kinds of adapters, which cover almost all the EU, Asia, USA cars...
  • 🚙Complete Adapters for Wide Compatibility - The adapters in this fuel injection cleaning kit are the most complete on the market. Its main parts...
  • 🚙Professional Cleaner Tool: Improper cleaning of automobile fuel system will lead to TWC blockage and poisoning. fuel injector cleaner kit is a...
SaleBestseller No. 10
CMTOOL Fuel Injector Cleaner Kit 1000ML 150PSI Fuel Injector Cleaning Kit Non-Dismantle Car...
  • 1.【1000ML Stainless Steel Canister & 150PSI Pressure Gauge】The fuel injector cleaning tool adopts a delicate high-pressure stainless steel bottle...
  • 2.【Complete Adapters for Wide Compatibility】The adapters in this fuel injection cleaning kit are the most complete on the market. Its main parts...
  • 3.【Bottom Oil Outlet & Hook & Rubber Protective Cover & Case】The advantage of the bottom oil outlet design is that there is no residue in the...
  • 4.【Efficient Cleaning & Wide Application】Pneumatic cleaning, without external power supply, avoiding the fire hazard caused by electric sparks....
  • 5.【Packing List and 3-Year Warranty】The auto fuel injector cleaning kit include 25pcs vehicle adapters, 1pc TWC cleaning joint, 1pc throttle...
Bestseller No. 11
FOMIUZY High Flow Front Catalytic Converter Kit Direct-Fit Honda Accord 2003 2004 2005 2006 2007...
  • 【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...
  • 【High Quality】: The stainless steel body of high-quality aluminized pipes is not easy to rust, ensuring excellent oxygen storage capacity and long...
  • 【Fits For】: 2003-2007 Honda Accord 2.4L
  • 【Standards】: Our catalytic converters have strict production procedures and comply with Obd3 standards. However, due to the increased standards in...
  • 【Buy With Confidence】:Our catalytic converter has a lifetime warranty. If the part fails or breaks, please contact us for replacement. Save...
Bestseller No. 12
LINXINO Exhaust Back Pressure Tester, Automotive Exhaust Back Pressure Gauge Kit with 6ft Hose &...
  • 【PROFESSIONAL DIAGNOSTIC TOOL】The exhaust back pressure tester is a special tool for testing the exhaust back pressure of the engine, which helps...
  • 【PRECISE READING】The dial size of the exhaust back pressure tester is 2.5 inches. It has two pressure units, PSI and bar. Three colors indicate...
  • 【EASY TO USE】The exhaust back pressure tester is equipped with a 6-foot hose, allowing users to test on the driver's seat.The adapter for exhaust...
  • 【HIGH QUALITY】The meter head of the exhaust back pressure tester is equipped with a rubber sheath to prevent damage and facilitate carrying....
  • 【24-HOUR SERVICE】The exhaust back pressure test kit has been professionally tested. Please feel free to purchase it! Your satisfaction is very...
Bestseller No. 13
AUTOSITY Catalytic Converter for 2009-2012 A4 Quattro 2.0L, Catalytic Converter Kit Direct-Fit...
  • [ FITMENT ] : Catalytic Converter Fit for 2009-2012 A4 Quattro 2.0L.OEM Part Number:16595, 8K0254250FX, 8K0254253HX, 52352, 096-1245, 40684, 49078,...
  • [ COMPLIANCE WITH OBD III ] : The direct-fit catalytic converters are compliant with OBD III Standards but not with CARB. Thus, they can be used in...
  • [ PROTECTING THE EARTH ] : The internal structure of the high flow catalytic converters features honeycomb. Its internal ceramic substrates contain...
  • [ HIGH QUALITY ] : The stainless steel body of high-quality aluminized pipes is not easy to rust, ensuring excellent oxygen storage capacity and long...
  • [ EASY INSTALLATION] : Plug and play design, no modification or drilling, quick installation. Shock, abrasion and fatigue tested to help ensure...
Bestseller No. 14
Non-dismantle Fuel Injector Cleaner Kit, Automotive Non-dismantle Injector Tester, Car Fuel System...
  • 3-In-1 non-dismantle fuel injector cleaning kit can clean the entire fuel system (fuel nozzle, throttle valve, combustion chamber), air-intake system,...
  • Capable of clearing carbon deposit, promote vehicle power, and reduce fuel consumption
  • Adapters included to fit a variety of makes and models (petrol 12V), resistant to friction and corrosion
  • Non-dismantle cleaning tool, easy to use; other fittings to make cleaning more flexible and efficient
  • Note: For gasoline injector, not for diesel injector
Bestseller No. 15
DUOYI Exhaust Back Pressure Tester 2.5" HD Pressure Gauge Exhaust Back Pressure Gauge Kit with 6ft...
  • 【Professional Diagnosis of Exhaust Blockage Fault】Exhaust back pressure gauge tester is designed to diagnose where back pressure problems in the...
  • 【Simple And Practical Exhaust Back Pressure Gauge Kit】Exhaust pressure tester is tested at idle speed and 2500 rpm.At idle,read the lower scale on...
  • 【HD Dual Scale Pressure Gauge & Shockproof rubber Cover】Equipped with a 2.5" HD pressure gauge designed with high visibility PSI/Bar pressure...
  • 【6ft abrasion/heat resistant hose & M12 and M18 thread adapters】Exhaust back pressure tester hose length is made of high quality silicone material...
  • 【3 years warranty&Warm Tips】Instrument is provided with 3 years free warranty,if you have any questions during the use,please feel free to contact...
SaleBestseller No. 16
FOMIUZY High Flow Front Catalytic Converter Kit Direct-Fit Chevy Equinox GMC Terrain 2010 2011 2012...
  • 【Standards】: Our catalytic converters have strict production procedures and comply with EPA standards and Obd3 standards. However, due to the...
  • 【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...
  • 【High Quality】: The stainless steel body of high-quality aluminized pipes is not easy to rust, ensuring excellent oxygen storage capacity and long...
  • 【Fits For】: 2010-2014 Chevy Equinox 2.4L | 2010-2014 GMC Terrain 2.4L | 2012-2015 Captiva Sport 2.4L
  • 【Buy With Confidence】:Our catalytic converter has a lifetime warranty. If the part fails or breaks, please contact us for replacement. Save...
Bestseller No. 17
A-Premium Catalytic Converter Kit Direct-Fit Compatible with Chevy, GMC & Cadillac Models -...
  • [Vehicle Fitment-1]: Compatible with Cadillac Escalade 2002-2005 5.3L; Compatible with Chevrolet Avalanche 1500 2002-2005 5.3L, Silverado 1500...
  • [Vehicle Fitment-2]: Compatible with GMC Sierra 1500 1999-2006 4.3L 4.8L 5.3L, Sierra 1500 Classic 2007 4.3L 4.8L 5.3L, Sierra 2500 1999-2000 5.3L,...
  • [Reference Number]: 18010, 50511, 645988, 15756278
  • [Specification]: ① E.P.A. Compliant: Yes; ② Vehicle's Emissions Specifications: Federal Emissions; ③ Restricted States: CA, NY, CO, ME; ④...
  • [E.P.A Compliant]: EPA-compliant catalytic converters cannot be sold or installed in California and Colorado and, under certain circumstances, in...
Bestseller No. 18
A-Premium Front and Rear 4-PC Catalytic Converter Kit Direct-Fit Compatible with Nissan Frontier...
  • [Vehicle Fitment]: Compatible with Nissan Frontier 2005-2019, NV1500/NV2500/NV3500 2012-2017, Xterra 2005-2015; Compatible with Suzuki Equator...
  • [Reference Number]: 16468, 16467, 16400, 16399, 40710, 644091, 48218, 18218, 40711, 58239, 18219, 642149, 17171, 642150, 17172, 40746, 644090
  • [Specification]: ① E.P.A. Compliant: Yes; ② Vehicle's Emissions Specifications: Federal Emissions; ③ Restricted States: CA, NY, CO, ME; ④...
  • [E.P.A Compliant]: EPA-compliant catalytic converters cannot be sold or installed in California and Colorado and, under certain circumstances, in...
  • [Customer Support]: A-Premium Catalytic Converter comes with a 1-Year Unlimited-Mileage Warranty. Being brand-new and sturdy, this Catalytic Converter...
Bestseller No. 19
FOMIUZY High Flow Front Catalytic Converter Kit Direct-Fit Honda CRV CR-V 2007 2008 2009 2.4L...
  • 【Standards】: Our catalytic converters have strict production procedures and comply with EPA standards and Obd2 standards. However, due to the...
  • 【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...
  • 【High Quality】: The stainless steel body of high-quality aluminized pipes is not easy to rust, ensuring excellent oxygen storage capacity and long...
  • 【Fits For】: 2007-2009 Honda CRV 2.4L
  • 【Buy With Confidence】:Our catalytic converter has a lifetime warranty. If the part fails or breaks, please contact us for replacement. Save...
Bestseller No. 20
FOMIUZY High Flow Front Catalytic Converter Kit Direct-Fit Honda Odyssey 1999 2000 2001 2002 2003...
  • 【Standards】: Our catalytic converters have strict production procedures and comply with EPA standards and Obd2 standards. However, due to the...
  • 【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...
  • 【High Quality】: The stainless steel body of high-quality aluminized pipes is not easy to rust, ensuring excellent oxygen storage capacity and long...
  • 【Fits For】: 1999-2004 Odyssey 3.5L | 1998-2002 Accord 3.0L | 1999-2003 Acura TL 3.2L | 2001-2003 Acura CL 3.2L
  • 【Buy With Confidence】:Our catalytic converter has a lifetime warranty. If the part fails or breaks, please contact us for replacement. Save...
.

FAQ:

Q: How do you check a catalytic converter?

A: Check out the recent crimes reported in the … Avenue in Lake Grove from Jan. 14 at 8 p.m. Someone stole a catalytic converter from a 2000 Honda Accord, police said. Jan. 17: Grand larceny …

Q: How to check catalytic converter is bad?

A: Engine accelerates poorly or is hard to start. These issues could indicate a clogged catalytic converter,restricting the flow of exhaust out of the engine. A sulfur or “rotten egg” smell. … catalytic converter’s housing is discolored or warped rattling noise when starting the engine Failing the annual or semi-annual emissions test Vehicle warning lights. …

Q: How to test catalytic converter with infrared thermometer?

A: Switch on the engine and let it idle for 20 minutes. … Leave the engine idling and set the car in park (or neutral for a manual). Check if you have enough clearance to get under the car. … Take an infrared thermometer and measure the temperature at the front of the catalytic converter. …

Q: How to check a catalytic converter in your car?

A: – Take a 10-15 minute drive. – Use an OBD2 scanner capable of live data reading – Find the responsible O2 sensor on the OBD2 – Your O2 sensor voltage should be around 0.5-0.7V. – Make sure to check both O2 banks. – Pick any number on the reading, let’s say 0.6. …