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2001 Toyota 4Runner

2001 Toyota 4Runner Catalytic Converters

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Front Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally Purchased In CA, CO, NY or ME), 20.5 In. Overall Length
Part Number: JT960306
Guaranteed to Fit
$149.99
Vehicle Fitment
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L Eng Des: 5VZ-FE, 4WD, With California Emission
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L Eng Des: 5VZ-FE, RWD, With California Emission
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L Eng Des: 5VZ-FE, RWD, With California Emission
Product Details
Location : FrontEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 20.5 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEPA : N/TB6000/31075NNGasket Included : Without GasketOxygen Sensor Ports : Factory OE PortsOxygen Sensor Port Location : Factory OE LocationsWarranty : 5-year or 50,000-mile JC Whitney limited warrantyReturns Policy : 30-Day Return PolicyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 18165, 52399, 40364, 1053Series : Direct Replacement SeriesTube Material : Aluminized Steel
Front Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally Purchased In CA, CO, NY or ME), 20.5 In. Overall Length
Part Number: REPT960306
Guaranteed to Fit
$132.49
Vehicle Fitment
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L Eng Des: 5VZ-FE, 4WD, With California Emission
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L Eng Des: 5VZ-FE, RWD, With California Emission
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L Eng Des: 5VZ-FE, RWD, With California Emission
Product Details
Location : FrontEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 20.5 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEPA : N/TB6000/31075NNGasket Included : Without GasketOxygen Sensor Ports : Factory OE PortsOxygen Sensor Port Location : Factory OE LocationsWarranty : 5-year or 50,000-mile Evan Fischer limited warrantyReturns Policy : 30-Day Return PolicyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 18165Series : Direct Replacement SeriesTube Material : Aluminized Steel
Rear Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: REPT960339
Guaranteed to Fit
$162.99
Vehicle Fitment
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L Undercar, With Threaded O2 port
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L Undercar, With Threaded O2 port
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L Undercar, With Threaded O2 port
Product Details
Location : RearEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 31 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEPA : N/TB6000/64805NNGasket Included : With GasketOxygen Sensor Ports : Factory OE PortsOxygen Sensor Port Location : Factory OE LocationsWarranty : 5-year or 50,000-mile Evan Fischer limited warrantyReturns Policy : 30-Day Return PolicyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 40500Series : Direct Replacement SeriesTube Material : Aluminized Steel
Rear Direct Replacement Series Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: REPT960316
Guaranteed to Fit
$193.49
Vehicle Fitment
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L Undercar, With Bolted O2 port
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L Undercar, With Bolted O2 port
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L Undercar, With Bolted O2 port
Product Details
Location : RearEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 31.25 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEPA : N/TB6000/64805NNGasket Included : With GasketOxygen Sensor Ports : Factory OE PortsOxygen Sensor Port Location : Factory OE LocationsWarranty : 5-year or 50,000-mile Evan Fischer limited warrantyReturns Policy : 30-Day Return PolicyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 40353Series : Direct Replacement SeriesTube Material : Aluminized Steel
Front and Rear Catalytic Converters, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: SET-REPT960339-2
Guaranteed to Fit
$286.99
Vehicle Fitment
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L Eng Des: 5VZ-FE, Rear Wheel Drive, With California Emission, Undercar, With Threaded O2 port
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L Eng Des: 5VZ-FE, Four Wheel Drive, With California Emission, Undercar, With Threaded O2 port
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L Eng Des: 5VZ-FE, Four Wheel Drive, With California Emission, Undercar, With Threaded O2 port
Product Details
Location : Front And RearEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Components : (1) Front Catalytic Converter, (1) Rear Catalytic ConverterRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Set of 2Gasket Included : With GasketOxygen Sensor Ports : Factory OE PortsOxygen Sensor Port Location : Factory OE LocationsWarranty : 5-year or 50,000-mile Evan Fischer limited warrantyReturns Policy : 30-Day Return PolicyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 18165, 40500Series : Direct Replacement SeriesTube Material : Aluminized Steel
Front and Rear Direct Replacement Series Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: SET-REPT960306-2
Guaranteed to Fit
$315.99
Vehicle Fitment
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L Eng Des: 5VZ-FE, RWD, With California Emission, Undercar, With Bolted O2 port
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L Eng Des: 5VZ-FE, RWD, With California Emission, Undercar, With Bolted O2 port
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L Eng Des: 5VZ-FE, RWD, With California Emission, Undercar, With Bolted O2 port
Product Details
Location : Front And RearEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Components : (1) Front Catalytic Converter, (1) Rear Catalytic ConverterRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Set of 2Gasket Included : Front - Without Gasket; Rear - With GasketOxygen Sensor Ports : Factory OE PortsOxygen Sensor Port Location : Factory OE LocationsWarranty : 5-year or 50,000-mile Evan Fischer limited warrantyReturns Policy : 30-Day Return PolicyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Direct Replacement SeriesTube Material : Aluminized Steel
Front Exact Fit Series Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: DAV18165
Guaranteed to Fit
$157.99
Vehicle Fitment
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L Eng Des: 5VZ-FE, 4WD, With California Emission
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L Eng Des: 5VZ-FE, RWD, With California Emission
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L Eng Des: 5VZ-FE, RWD, With California Emission
Product Details
Location : FrontEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : With air tube port provision; 20 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : JT960306Series : Exact Fit SeriesTube Material : Aluminized Steel
No Returns Accepted - Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Semi-Universal (Welding Required)
Part Number: M6651206
Guaranteed to Fit
$194.00
Vehicle Fitment
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L Cutting And Welding Required
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L Cutting And Welding Required
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L Cutting And Welding Required
Product Details
Location : RearEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 13.75 in. L x 5 in. W x 4.75 in. HRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketWarranty : Magnaflow 5 year / 50,000 Mile Limited WarrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Magnaflow Catalytic Converter SaleSeries : OEM Grade SeriesTube Material : Stainless Steel
Rear Exact Fit Series Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: DAV18065
Guaranteed to Fit
$324.99
Vehicle Fitment
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L With Toyota Style Flanged O2 Port
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L With Toyota Style Flanged O2 Port
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L With Toyota Style Flanged O2 Port
Product Details
Location : RearEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : With air tube port provision; 31.5 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : REPT960339Series : Exact Fit SeriesTube Material : Aluminized Steel
Front Ultra Load Series Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: DAV48165
Guaranteed to Fit
$406.49
Vehicle Fitment
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L Eng Des: 5VZ-FE, 4WD, With California Emission
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L Eng Des: 5VZ-FE, RWD, With California Emission
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L Eng Des: 5VZ-FE, RWD, With California Emission
Product Details
Location : FrontEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 19 in. Overall LengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 1053Series : Ultra Load SeriesTube Material : Aluminized Steel
Rear Exact Fit Series Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: DAV48065
Guaranteed to Fit
$445.99
Vehicle Fitment
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L
Product Details
Location : RearEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : With air tube port provision; 31.5 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Exact Fit SeriesTube Material : Aluminized Steel
Front Exact Fit Series Direct Fit Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal
Part Number: DAV124308
Guaranteed to Fit
$515.49
Vehicle Fitment
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L Eng Des: 5VZ-FE, 4WD, With California Emission; Efn: 1Tyxt03.4Ffp; Emission Std: LEV1 LEV; Vehicle Class: Ldt2
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L Eng Des: 5VZ-FE, 4WD, With California Emission; Efn: 1Tyxt03.4Ffp; Emission Std: LEV1 LEV; Vehicle Class: Ldt2
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L Eng Des: 5VZ-FE, 4WD, With California Emission; Efn: 1Tyxt03.4Ffp; Emission Std: LEV1 LEV; Vehicle Class: Ldt2
Product Details
Location : FrontEmissions : CARB and Federal EPA Standards, 50-state LegalNotes : 9.5 in. W x 5.25 in. H; 20 in. overall lengthType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-709Gasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Exact Fit SeriesTube Material : Aluminized Steel
Rear Exact Fit Series Direct Fit Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal
Part Number: DAV126208
Guaranteed to Fit
$674.99
Vehicle Fitment
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L Efn: 1Tyxt03.4Ffp; Emission Std: LEV1 LEV; Vehicle Class: Ldt2
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L Efn: 1Tyxt03.4Ffp; Emission Std: LEV1 LEV; Vehicle Class: Ldt2
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L Efn: 1Tyxt03.4Ffp; Emission Std: LEV1 LEV; Vehicle Class: Ldt2
Product Details
Location : RearEmissions : CARB and Federal EPA Standards, 50-state LegalNotes : 9 in. W x 4 in. H; 31.5 in. overall lengthType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-709Gasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Exact Fit SeriesTube Material : Aluminized Steel
Rear OEM Grade Series Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: M6649579
Guaranteed to Fit
$532.00
Vehicle Fitment
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L
Product Details
Location : RearEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : Gaskets Included; 31.25 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : Magnaflow 25,000 Mile Limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OEM Grade SeriesTube Material : Stainless Steel
No Returns Accepted - Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Semi-Universal (Welding Required)
Part Number: M66447205
Guaranteed to Fit
$390.00
Vehicle Fitment
  • 2001 Toyota 4Runner SR5 6 Cyl 3.4L EO# D-193-103; Eng Fam No: 1Tyxt03.4Ffp; Cutting And Welding Required
  • 2001 Toyota 4Runner Base 6 Cyl 3.4L EO# D-193-103; Eng Fam No: 1Tyxt03.4Ffp; Cutting And Welding Required
  • 2001 Toyota 4Runner Limited 6 Cyl 3.4L EO# D-193-103; Eng Fam No: 1Tyxt03.4Ffp; Cutting And Welding Required
Product Details
Location : RearEmissions : CARB and Federal EPA Standards, 50-state LegalNotes : 2.25 in. Inlet/Outlet; 13 in. overall lengthType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-193-98, D-193-103Gasket Included : Without GasketWarranty : Magnaflow 5 year / 50,000 Mile Limited WarrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : California SeriesTube Material : Stainless Steel
Page 1 of 5 | Showing 1 - 15 of 65 results

Popular Products

Product Questions & Answers

Q:I have a 2000 Toyota 4runner SR5, CA emission, engine family YTYXT03.4FFR and I just want to be sure it will fit my truck, also if you could check for the rear one as well for the same vehicle, and can be shipped to CA?Thanks Show Less
Puddles
A:BEST ANSWERHi Connie, This is actually for the rear portion before the main muffler piping and comes with an inlet and outlet piping diameter of 2.25 inches. If you have the same piping diameter this will work after cutting and welding and attaching of the original piping you have. The part number for the front portion Catalytic converter is M66447192 with the same brand magnaflow 50 state legal type. This front and rear attaches together with a flange bolt on type. Show less
Jeonino E.
 
1 Question, 1 AnswerView all Q&As >

Helpful Automotive Resources

P0430 Code: Catalyst System Efficiency Below Threshold  (Bank 2)
P0430 Code: Catalyst System Efficiency Below Threshold (Bank 2)In most cases, a vehicle with an inefficient catalytic converter will continue to run just fine. But if the converter is obstructed internally, it can cause poor engine performance and may even damage the engine in the long run.
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3Bank 1 is the side of the engine where the #1 cylinder is located. P0042 code is set when your car’s PCM determines a potential problem with the heater element circuit of the oxygen sensor.
Can You Drive Without a Catalytic Converter?
Can You Drive Without a Catalytic Converter?Technically, yes. Older cars ran just fine before catalytic converters became commonplace in the 1970s. So, if your question is whether your car will run without one, then it most certainly will. But the other question you should be asking is—should you risk it?  Removing or disabling the catalytic converter could
P0316 Code: Engine Misfire Detected on Startup (First 1000 Revolutions)
P0316 Code: Engine Misfire Detected on Startup (First 1000 Revolutions)The PCM may disable the misfiring cylinder or cylinders in order to prevent further damage to the engine. Code P0316 is often listed in addition to one or more of the P0300 series codes that are associated with the misfiring cylinder/s.
P0134: O2 Sensor Circuit No Activity Detected (Bank 1, Sensor 1)
P0134: O2 Sensor Circuit No Activity Detected (Bank 1, Sensor 1)The Bank 1 portion of the code refers to the side of the engine with the number one cylinder. Sensor 1 refers to the upstream O2 sensor.
How to Tell If the Catalytic Converter is Clogged
How to Tell If the Catalytic Converter is CloggedA clogged catalytic converter will present symptoms, while a chemically failed cat con that’s not clogged typically just illuminates the check engine light or malfunction indicator lamp (MIL). Also, if the cat con that just fails chemically but doesn’t clog is not the light-off cat con (the cat con closest