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Mercedes Benz Catalytic Converters

A damaged catalytic converter can dampen your Mercedes Benz’s performance. Luckily, ordering Mercedes Benz catalytic converters is easy here at CarParts.com. Our user-friendly website lets you choose the part you need in a matter of minutes. Browse our catalog and find catalytic converters for popular models like the C230, ML320, and E320 with different emissions ratings, inlet types, and dimensions. What are you waiting for? Shop for Mercedes Benz catalytic converters now!
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Passenger Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), 3.2L Engine
Part Number: REPM960313
Vehicle Info Required to Guarantee Fit
$260.89
Product Details
Location : Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)Restricted States : California|Colorado|New York|MaineNotes : 60 in. overall lengthType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEPA : N/TB6000/31085NN, N/TB6000/30005NNGasket 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 : 60-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 : 40462Series : Direct Replacement SeriesTube Material : Aluminized Steel
Driver Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), 3.2L Engine
Part Number: REPM960314
Vehicle Info Required to Guarantee Fit
$384.95
Product Details
Location : Driver SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)Restricted States : California|Colorado|New York|MaineNotes : 60 in. overall lengthType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEPA : N/TB6000/30005NN, N/TB6000/31085NNGasket 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 : 60-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 : 40461Series : Direct Replacement SeriesTube Material : Aluminized Steel
Driver and Passenger Side Catalytic Converters, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)
Part Number: SET-REPM960314
Vehicle Info Required to Guarantee Fit
$613.99
Product Details
Location : Driver And Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)Restricted States : California|Colorado|New York|MaineNotes : 60 in. overall lengthComponents : (1) Driver Side Catalytic Converter, (1) Passenger Side Catalytic ConverterType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Set of 2Oxygen Sensor Ports : Factory OE PortsOxygen Sensor Port Location : Factory OE LocationsWarranty : 5-year or 50,000-mile Evan Fischer limited warrantyReturns Policy : 60-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 : 40461, 40462Series : Direct Replacement SeriesTube Material : Aluminized Steel
Passenger Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Non-4MATIC Models, 3.2L Engine
Part Number: REPM960315
Vehicle Info Required to Guarantee Fit
$355.99
Product Details
Location : Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)Restricted States : California|Colorado|New York|MaineNotes : 65.5 in. overall lengthType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEPA : N/TB6000/501-430, N/TB6000/501-430Gasket 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 : 60-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 : 40426Series : Direct Replacement SeriesTube Material : Aluminized Steel
Driver Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Non-4MATIC Models, 3.2L Engine
Part Number: REPM960316
Vehicle Info Required to Guarantee Fit
$307.99
Product Details
Location : Driver SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)Restricted States : California|Colorado|New York|MaineNotes : 64 in. overall lengthType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEPA : N/TB6000/501-430, N/TB6000/501-430Gasket 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 : 60-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 : 40425Series : Direct Replacement SeriesTube Material : Aluminized Steel
Driver and Passenger Side Catalytic Converters, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)
Part Number: SET-REPM960315
Vehicle Info Required to Guarantee Fit
$630.99
Product Details
Location : Driver And Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)Restricted States : California|Colorado|New York|MaineComponents : (1) Driver Side Catalytic Converter, (1) Passenger Side Catalytic ConverterType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Set of 2EPA : N/TB6000/501-430, N/TB6000/501-430Gasket 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 : 60-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 : 40425, 40426Series : Direct Replacement SeriesTube Material : Aluminized Steel
17512 Front Exact-Fit Series Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Direct Fit
Part Number: DAV17512
Vehicle Info Required to Guarantee Fit
$392.49
Product Details
Location : FrontEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)Restricted States : California|Colorado|New York|MaineNotes : 19 in. overall lengthType : 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 : 2-year or 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 Series
51205 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: M6651205
Vehicle Info Required to Guarantee Fit
$194.00
Product Details
Location : Rear, Driver Or Passenger Side, Front Or Rear, Driver Or Passenger Side, Front, Driver Or Passenger Side, Rear, Front Or Rear, Front, Passenger Side, Passenger Side, Rear, Passenger Side, Front, Driver Or Passenger Side, Rear, Driver Side, Driver SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)Restricted States : California|Colorado|New York|MaineNotes : 2.25 in. Inlet/Outlet; 13 in. overall lengthType : 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.

Series : OEM Grade SeriesTube Material : Stainless Steel
99205HM 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: M6699205HM
Vehicle Info Required to Guarantee Fit
$178.00
Product Details
Location : Front Or Rear, Driver Or Passenger Side, Rear, Rear, Passenger Side, Front, Driver Or Passenger Side, Driver Side, Rear, Driver Or Passenger Side, Front, Driver Side, Front, Driver Or Passenger Side, Front Or Rear, Front, Passenger Side, Passenger Side, Front Or Rear, Driver Side, Rear, Driver SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)Restricted States : California|Colorado|New York|MaineNotes : 2.25 in. Inlet/Outlet; 13 in. overall lengthType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketWarranty : Lifetime Magnaflow 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 : Heavy Metal SeriesTube Material : Stainless Steel
51665 Driver Side OEM Grade Series Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Direct Fit
Part Number: M6651665
Vehicle Info Required to Guarantee Fit
$856.00
Product Details
Location : Driver SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)Restricted States : California|Colorado|New York|MaineNotes : 67.5 in. overall lengthType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 5-year or 50,000-mile Magnaflow limited warranty on Construction; 25,000-mile Magnaflow limited warranty on EmissionsProp 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
51937 Passenger Side OEM Grade Series Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Direct Fit
Part Number: M6651937
Vehicle Info Required to Guarantee Fit
$680.00
Product Details
Location : Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)Restricted States : California|Colorado|New York|MaineNotes : 62.5 in. overall lengthType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without 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
53004 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: M6653004
Vehicle Info Required to Guarantee Fit
$97.00
Product Details
Location : Rear, Driver Or Passenger Side, Front Or Rear, Driver Or Passenger Side, Front, Driver Or Passenger Side, Rear, Front Or Rear, Passenger Side, Front Or Rear, Driver Side, Front, Driver Or Passenger Side, Driver SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)Restricted States : California|Colorado|New York|MaineNotes : 2 in. Inlet/Outlet; 13 in. overall lengthType : 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.

Series : Standard SeriesTube Material : Stainless Steel
51204 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: M6651204
Vehicle Info Required to Guarantee Fit
$194.00
Product Details
Location : Rear, Driver Or Passenger Side, Front Or Rear, Driver Or Passenger Side, Front, Driver Side, Front Or Rear, Passenger Side, Front, Driver Or Passenger Side, Front Or Rear, Rear, Front, Driver Or Passenger Side, Rear, Center, Driver SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)Restricted States : California|Colorado|New York|MaineNotes : 2 in. Inlet/Outlet; 13 in. overall lengthType : 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.

Series : OEM Grade SeriesTube Material : Stainless Steel
441204 No Returns Accepted - Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Semi-Universal (Welding Required)
Part Number: M66441204
Vehicle Info Required to Guarantee Fit
$585.00
Product Details
Location : Rear, Driver Or Passenger Side, Rear, Driver Or Passenger SideEmissions : CARB and Federal EPA Standards, 50-state LegalNotes : 2 in. Inlet/Outlet; 13 in. overall lengthType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-193-96Gasket 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
451206 No Returns Accepted - Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Semi-Universal (Welding Required)
Part Number: M66451206
Vehicle Info Required to Guarantee Fit
$423.00
Product Details
Location : Rear, Driver Or Passenger Side, Rear, Rear, Passenger Side, Driver SideEmissions : CARB and Federal EPA Standards, 50-state LegalNotes : 2.5 in. Inlet/Outlet; 13 in. overall lengthType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-193-110Gasket Included : Without GasketWarranty : Magnaflow 25,000 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 32 | Showing 1 - 15 of 478 results

Product Questions & Answers

Q:if ordered  for mercedes ml430 is this front or back left or right?
coverdude
A:BEST ANSWERHi Raymond, thank you for reaching out. We need more information. Kindly call our parts team at 1-866-529-0412 and provide the VIN and emission information of the ML430. Have a good one! Show less
Andrew B.
 
4 Questions, 1 AnswerView all Q&As >

Shopping for Mercedes Benz Catalytic Converter

There’s nothing quite like your Mercedes Benz. With its impressive ride quality and classic style, you’ll want to drive it around for as long as you can. But if you’re dealing with a faulty catalytic converter, you might want to think twice before taking it out of the garage. The catalytic converter helps reduce harmful emissions and is considered a critical component in passing your emissions test.

Shop for Aftermarket Mercedes Benz Catalytic Converters on CarParts.com

Don’t let a bad catalytic converter keep your Mercedes Benz cooped up in your garage. Here at CarParts.com, we have a wide selection of Mercedes Benz catalytic converters that passed the highest quality control standards from the most trusted names in the industry. Our products follow OE specifications to guarantee an easy installation and a snug fit.

We have Mercedes Benz catalytic converter replacements available in stainless and aluminized steel tubes. Our products are on hand and ready to ship, so all you have to do is place your order. Shop from the comfort of your own home in a matter of minutes.

Shopping for an aftermarket catalytic converter while on a budget? We’ve got you covered. All our products come with a low-price guarantee, so you don’t have to worry about breaking the bank to get your daily driver back into shape.

Find the right catalytic converter for your Mercedes Benz by entering its year and model into our vehicle selector. This will narrow down our catalog to compatible products for your ride. You can also use the search filters to find a Mercedes Benz catalytic converter replacement according to your preferred brand, price range, emissions requirements, tube material, and more.

Need help finding the right part? Our lines are open 24/7, so you can call us anytime. Don’t miss out on the best deals on the market and shop for a Mercedes Benz catalytic converter here at CarParts.com!

Helpful Automotive Resources

P0430 Code: Catalyst System Efficiency Below Threshold  (Bank 2)
P0430 Code: Catalyst System Efficiency Below Threshold (Bank 2)Your vehicle starts belching smoke. Its engine might stall, lose power, and idle roughly. Finally, the check engine light switches on. When you plug the OBD-II (on-board diagnostics 2) scanner into the connector, it shows the trouble code P0430. What Does the P0430 Code Mean?
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3If you’re having trouble figuring out what code P0042 means and how to resolve it, you’ve come to the right place. Read on to learn more about P0042, its triggers, and common symptoms you should look out for. What Does the P0042 Code Mean?
P0134: O2 Sensor Circuit No Activity Detected (Bank 1, Sensor 1)
P0134: O2 Sensor Circuit No Activity Detected (Bank 1, Sensor 1)Poor fuel economy, a failed emissions test, and engine problems—these are symptoms that a lot of automotive issues share. Run your OBD-II scanner to narrow down the problem. If it indicates a P0134 code, address it immediately with this guide to keep your car in top condition. What Does the P0134