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Acura RDX Catalytic Converter

26 items

Shop Acura RDX catalytic converter replacements for the exact engine and diagnosed position. Distinguish engine-side assemblies from the rear component before selecting the part.

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2013-2017 Acura RDX 2-PC Catalytic Converter Front Driver & Passenger Fit Federal Emissions A-Premium APCCT2092013-2017 Acura RDX 2-PC Catalytic Converter Front Driver & Passenger Fit Federal Emissions A-Premium APCCT209
A-Premium®Part # APCCT209
2013-2017 Acura RDX 2-PC Catalytic Converter Front Driver & Passenger Fit Federal Emissions A-Premium APCCT209
4.5445 Reviews
$314.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Acura RDX: 2013 2014 2015 2016 2017
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Installation PositionFront Driver & Passenger
ColorNatural
ConditionNew
item #10055KQ4
Note
EPA Compliant -- Suitable for use on OBDII vehicles from 1996 and newer. This product is not legal for sale or use in CA/NY/CO/ME due to state emissions regulations. We do not ship it to these states. This product is compatible with Federal Emissions standards. For California Emissions Standards, please check the state's aftermarket converter regulations.
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2019-2021 Acura RDX 1-PC Catalytic Converter Front Side Fit Federal Emissions A-Premium APCCT819
A-Premium®Part # APCCT819
2019-2021 Acura RDX 1-PC Catalytic Converter Front Side Fit Federal Emissions A-Premium APCCT819
4.5445 Reviews
$355.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Acura RDX: 2019 2020 2021
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Installation PositionFront Side
ConditionNew
item #1016VCLG
Note
【Note-1】 EPA COMPLIANT -- For use on OBDII vehicles, 1996 and newer. This product is not legal for sale or use in California, Colorado, New York and Maine due to state emissions regulations. We currently do not ship this catalytic converter to California, Colorado, New York or Maine! This product fit with Federal Emissions, if your vehicle is built to California Emissions Standards, please consult your state's aftermarket converter regulations.
【Note-2】 For 2018-2022 Honda Accord, this item only fits with Turbocharged, not Naturally Aspirated.
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2013-2017 Acura RDX 1-PC Catalytic Converter Front Left Driver Side Fit Federal Emissions A-Premium APCCT210
A-Premium®Part # APCCT210
2013-2017 Acura RDX 1-PC Catalytic Converter Front Left Driver Side Fit Federal Emissions A-Premium APCCT210
4.5445 Reviews
$183.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Acura RDX: 2013 2014 2015 2016 2017
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Installation PositionFront Left Driver Side
ColorNatural
ConditionNew
item #1012XG78
Note
EPA Compliant -- Suitable for use on OBDII vehicles from 1996 and newer. This product is not legal for sale or use in CA/NY/CO/ME due to state emissions regulations. We do not ship it to these states. This product is compatible with Federal Emissions standards. For California Emissions Standards, please check the state's aftermarket converter regulations.
Show less
2013-2018 Acura RDX 1-PC Catalytic Converter Front Right Passenger Side Fit Federal Emissions A-Premium APCCT207
A-Premium®Part # APCCT207
2013-2018 Acura RDX 1-PC Catalytic Converter Front Right Passenger Side Fit Federal Emissions A-Premium APCCT207
4.5445 Reviews
$167.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Acura RDX: 2013 2014 2015 2016 2017 2018
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Installation PositionFront Right Passenger Side
ColorNatural
ConditionNew
item #10055R9D
Note
【Note-1】 EPA Compliant -- Suitable for use on OBDII vehicles from 1996 and newer. This product is not legal for sale or use in CA/NY/CO/ME due to state emissions regulations. We do not ship it to these states. This product is compatible with Federal Emissions standards. For California Emissions Standards, please check the state's aftermarket converter regulations.
【Note-2】Acura TLX 2017 fit SH-AWD & Base model only.
【Note-3】Honda Odyssey 2005-2010 fit EX-L &Touring model only
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Eastern Catalytic 41022 Catalytic Converter, Front Side
Eastern CatalyticPart # 41022
Eastern Catalytic 41022 Catalytic Converter, Front Side
1.52 Reviews
$641.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2021 - 2022 Honda Civic, 2020 - 2021 Honda CR-V, 2019 - 2020 Volkswagen GTI, 2019 - 2019 Acura RDX, 2019 - 2019 Buick Encore, 2019 - 2019 Chevrolet Malibu, 2019 - 2019 Chevrolet Traverse, 2019 - 2019 Ford Escape, 2019 - 2019 Ford Fusion, 2019 - 2019 Ford Fusion, 2019 - 2019 Ford Fusion, 2019 - 2019 Honda Accord, 2018 - 2020 Honda Accord, 2018 - 2020 Honda Accord, 2018 - 2020 Honda Accord, 2018 - 2019 Buick Encore, 2018 - 2019 Buick Encore, 2018 - 2019 Honda Civic, 2018 - 2018 Buick Encore, 2018 - 2018 Buick Encore
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Installation PositionFront
Part interchange
41022
item #10010Q8E
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Eastern Catalytic 40923 Catalytic Converter with Integrated Exhaust Manifold
Eastern CatalyticPart # 40923
Eastern Catalytic 40923 Catalytic Converter with Integrated Exhaust Manifold
1.52 Reviews
$288.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2019 - 2022 Honda Passport, 2018 - 2020 Acura RLX, 2018 - 2019 Honda Odyssey, 2017 - 2021 Honda Ridgeline, 2016 - 2022 Honda Pilot, 2016 - 2020 Acura MDX, 2015 - 2017 Acura TLX, 2014 - 2017 Acura RLX, 2013 - 2018 Acura RDX, 2012 - 2015 Honda Crosstour, 2010 - 2015 Acura MDX, 2010 - 2014 Acura TSX, 2010 - 2013 Acura ZDX, 2010 - 2011 Honda Accord Crosstour, 2009 - 2015 Honda Pilot, 2009 - 2014 Acura TL, 2009 - 2014 Honda Ridgeline, 2009 - 2012 Acura RL, 2008 - 2017 Honda Accord, 2008 - 2017 Honda Odyssey
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Part interchange
40923
item #100104EZ
Show less
Eastern Catalytic 41116 Catalytic Converter, Rear Side
Eastern CatalyticPart # 41116
Eastern Catalytic 41116 Catalytic Converter, Rear Side
1.52 Reviews
$348.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007 - 2012 Acura RDX
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Installation PositionRear
Part interchange
41116
item #10010L3V
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AP Emissions 608416 Catalytic Converter
AP EmissionsPart # 608416
AP Emissions 608416 Catalytic Converter
52 Reviews
$148.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2021 - 2021 Chevrolet Trax, 2020 - 2020 Lincoln MKZ, 2019 - 2019 Lincoln MKZ, 2019 - 2019 Lincoln MKZ, 2017 - 2023 Nissan Murano, 2017 - 2020 Lincoln MKZ, 2017 - 2020 Nissan Armada, 2017 - 2019 Hyundai Elantra, 2017 - 2019 Lincoln MKZ, 2017 - 2018 Lincoln MKZ, 2017 - 2018 Lincoln MKZ, 2017 - 2017 Toyota RAV4, 2017 - 2017 Toyota RAV4, 2016 - 2020 INFINITI QX80, 2016 - 2020 Nissan Pathfinder, 2016 - 2017 Toyota RAV4, 2016 - 2017 Toyota RAV4, 2016 - 2016 Nissan Murano, 2015 - 2020 Chevrolet Trax, 2015 - 2017 Land Rover Discovery Sport
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Part interchange
608416
item #1000ZZ83
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AP Emissions 641334 Catalytic Converter with Integrated Exhaust Manifold
AP EmissionsPart # 641334
AP Emissions 641334 Catalytic Converter with Integrated Exhaust Manifold
52 Reviews
$270.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2021 - 2021 Honda Ridgeline, 2019 - 2022 Honda Passport, 2018 - 2019 Honda Odyssey, 2017 - 2020 Acura MDX, 2017 - 2020 Honda Ridgeline, 2016 - 2017 Honda Accord, 2016 - 2017 Honda Accord, 2015 - 2017 Acura TLX, 2014 - 2020 Acura RLX, 2014 - 2016 Acura MDX, 2013 - 2018 Acura RDX, 2013 - 2017 Honda Accord, 2013 - 2017 Honda Accord, 2013 - 2015 Honda Accord, 2013 - 2013 Honda Accord, 2013 - 2013 Honda Accord, 2012 - 2015 Honda Crosstour, 2012 - 2014 Honda Ridgeline, 2011 - 2017 Honda Odyssey, 2010 - 2014 Acura TSX
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Part interchange
641334
item #1000ZV7W
Show less
AP Emissions 641413 Catalytic Converter with Integrated Exhaust Manifold
AP EmissionsPart # 641413
AP Emissions 641413 Catalytic Converter with Integrated Exhaust Manifold
52 Reviews
$258.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2022 - 2022 Honda Pilot, 2021 - 2021 Honda Ridgeline, 2020 - 2020 Acura MDX, 2019 - 2022 Honda Passport, 2018 - 2019 Honda Odyssey, 2017 - 2020 Honda Ridgeline, 2017 - 2019 Acura MDX, 2016 - 2017 Honda Accord, 2016 - 2017 Honda Accord, 2015 - 2017 Acura TLX, 2014 - 2020 Acura RLX, 2014 - 2016 Acura MDX, 2013 - 2018 Acura RDX, 2013 - 2017 Honda Accord, 2013 - 2017 Honda Accord, 2013 - 2015 Honda Accord, 2013 - 2013 Honda Accord, 2013 - 2013 Honda Accord, 2012 - 2015 Honda Crosstour, 2011 - 2017 Honda Odyssey
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Part interchange
641413
item #1000ZZA3
Show less
Eastern Catalytic 41331 Catalytic Converter with Integrated Exhaust Manifold, Front Side
Eastern CatalyticPart # 41331
Eastern Catalytic 41331 Catalytic Converter with Integrated Exhaust Manifold, Front Side
1.52 Reviews
$638.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2019 - 2021 Acura RDX, 2018 - 2022 Honda Accord, 2018 - 2022 Honda Accord, 2018 - 2020 Honda Accord
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Installation PositionFront
Part interchange
41331
item #100103DG
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Eastern Catalytic 41376 Catalytic Converter, Rear Side
Eastern CatalyticPart # 41376
Eastern Catalytic 41376 Catalytic Converter, Rear Side
1.52 Reviews
$183.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2013 - 2018 Acura RDX
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Installation PositionRear
Part interchange
41376
item #10010WEL
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AP Emissions 644213 Catalytic Converter, Front Side
AP EmissionsPart # 644213
AP Emissions 644213 Catalytic Converter, Front Side
52 Reviews
$367.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007 - 2012 Acura RDX
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Installation PositionFront
Part interchange
644213
item #1001099X
Show less
Eastern Catalytic 40925 Catalytic Converter, Rear Side
Eastern CatalyticPart # 40925
Eastern Catalytic 40925 Catalytic Converter, Rear Side
1.52 Reviews
$202.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2013 - 2018 Acura RDX, 2012 - 2015 Honda Crosstour, 2010 - 2014 Acura TSX, 2010 - 2011 Honda Accord Crosstour, 2009 - 2015 Honda Pilot, 2009 - 2014 Acura TL, 2009 - 2014 Honda Ridgeline, 2009 - 2012 Acura RL, 2008 - 2014 Honda Odyssey, 2008 - 2012 Honda Accord
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Installation PositionRear
Part interchange
40925
item #10010NQD
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Eastern Catalytic 40924 Catalytic Converter with Integrated Exhaust Manifold, Front Right Passenger Side
Eastern CatalyticPart # 40924
Eastern Catalytic 40924 Catalytic Converter with Integrated Exhaust Manifold, Front Right Passenger Side
1.52 Reviews
$271.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2019 - 2022 Honda Passport, 2018 - 2020 Acura RLX, 2018 - 2019 Honda Odyssey, 2017 - 2021 Honda Ridgeline, 2016 - 2022 Honda Pilot, 2016 - 2020 Acura MDX, 2015 - 2017 Acura TLX, 2014 - 2017 Acura RLX, 2013 - 2018 Acura RDX, 2012 - 2015 Honda Crosstour, 2010 - 2015 Acura MDX, 2010 - 2014 Acura TSX, 2010 - 2013 Acura ZDX, 2010 - 2011 Honda Accord Crosstour, 2009 - 2015 Honda Pilot, 2009 - 2014 Acura TL, 2009 - 2014 Honda Ridgeline, 2009 - 2012 Acura RL, 2008 - 2017 Honda Accord, 2008 - 2017 Honda Odyssey
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Installation PositionFront Right
Part interchange
40924
item #1001015S
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Walker 16782 Catalytic Converter, Front Side
WalkerPart # 16782
Walker 16782 Catalytic Converter, Front Side
52 Reviews
$523.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007 - 2012 Acura RDX
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Installation PositionFront
Part interchange
16782, 51519, 18190RWCA00
item #10019R7L
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Walker 93253 Catalytic Converter, Exhaust
WalkerPart # 93253
Walker 93253 Catalytic Converter, Exhaust
52 Reviews
$148.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2016 - 2017 Subaru Legacy, 2016 - 2017 Subaru Outback, 2016 - 2016 Honda Accord, 2015 - 2015 Subaru Legacy, 2015 - 2015 Subaru Outback, 2015 - 2015 Subaru Outback, 2014 - 2016 Chevrolet Impala Limited, 2014 - 2016 Toyota Sienna, 2014 - 2015 Subaru Outback, 2014 - 2014 Honda Ridgeline, 2014 - 2014 Subaru Outback, 2014 - 2014 Toyota Camry, 2014 - 2014 Toyota Camry, 2014 - 2014 Toyota Camry, 2013 - 2015 Subaru Outback, 2013 - 2015 Subaru Outback, 2013 - 2015 Subaru Outback, 2013 - 2014 Nissan Altima, 2013 - 2014 Nissan Sentra, 2013 - 2014 Subaru Outback
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
93253, 99756HM, 92256, 097-0373, 51206, 608286, 2576r, 92466, 
...View more
item #10019V73
Show less
AP Emissions 775318 Catalytic Converter, Rear Side
AP EmissionsPart # 775318
AP Emissions 775318 Catalytic Converter, Rear Side
52 Reviews
$965.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2017 - 2017 Acura RDX, 2016 - 2016 Acura RDX, 2015 - 2015 Acura RDX, 2015 - 2015 Honda Odyssey, 2014 - 2014 Acura RDX, 2014 - 2014 Honda Odyssey, 2014 - 2014 Honda Pilot, 2014 - 2014 Honda Ridgeline, 2013 - 2013 Acura RDX, 2013 - 2013 Honda Odyssey, 2013 - 2013 Honda Pilot, 2013 - 2013 Honda Ridgeline, 2012 - 2012 Honda Odyssey, 2012 - 2012 Honda Pilot, 2012 - 2012 Honda Ridgeline, 2011 - 2011 Honda Odyssey, 2011 - 2011 Honda Pilot, 2011 - 2011 Honda Ridgeline, 2010 - 2010 Honda Pilot, 2010 - 2010 Honda Ridgeline
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Installation PositionRear
Part interchange
775318
item #10010DQ4
Show less
Walker 16658 Catalytic Converter, Front Left Driver Side
WalkerPart # 16658
Walker 16658 Catalytic Converter, Front Left Driver Side
52 Reviews
$429.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2017 - 2017 Acura TLX, 2017 - 2017 Acura TLX, 2015 - 2016 Acura TLX, 2013 - 2017 Acura RDX, 2012 - 2015 Honda Crosstour, 2012 - 2013 Honda Odyssey, 2011 - 2011 Honda Odyssey, 2010 - 2017 Honda Accord, 2010 - 2015 Acura MDX, 2010 - 2014 Acura TSX, 2010 - 2013 Acura ZDX, 2010 - 2011 Honda Accord Crosstour, 2009 - 2015 Honda Pilot, 2009 - 2014 Acura TL, 2009 - 2012 Acura RL, 2009 - 2011 Honda Ridgeline, 2008 - 2009 Honda Accord
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Installation PositionFront Left
Part interchange
16658, 18190R70A10, 51893, 18190RK2A00, 18190RK1A00, 641413, 18190RN0A10, 18190RKGA00, 
...View more
item #10019QXT
Show less
Walker 16783 Catalytic Converter, Rear Side
WalkerPart # 16783
Walker 16783 Catalytic Converter, Rear Side
52 Reviews
$403.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007 - 2012 Acura RDX
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Acura RDX
Item LocatedUnited States
Quantity1
Installation PositionRear
Part interchange
16783, 18160RWCA10, 5128, 41116, 642824, 18160RWCA00, 51529
item #10019P45
Show less
Page 1 of 2

Acura RDX Catalytic Converter Replacements

Acura RDX catalytic converters reduce harmful exhaust pollutants through reactions inside the catalyst. A confirmed ineffective unit, blocked core or damaged enclosure can need replacement. Identify the faulty component before comparing options through A-Premium so the order matches the repair.

Selected 2013-2016 RDX 3.5L applications distinguish radiator-side and firewall-side assemblies from a rear converter. The rear replacement for selected 2007-2012 2.3L applications is a different assembly. Start with the exact engine and year, then locate the affected exhaust section and match its connections.

Why Choose Acura RDX Catalytic Converters from A-Premium?

Choose an RDX converter through A-Premium for the component and function that need repair.

  • Renew ineffective catalyst material: Catalyst surfaces promote reactions that reduce harmful exhaust constituents. Deterioration or contamination can reduce their activity. A replacement restores treatment at the failed stage. Correct an engine fault first when diagnosis identifies it as a source of catalyst damage.
  • Remove an internal blockage: Melted or broken core material can obstruct the converter's exhaust passage. Replacing the restricted unit removes that confirmed blockage and helps recover the response it was limiting.
  • Repair a leaking converter enclosure: Cracks or perforations allow exhaust to escape through the housing. A sound replacement repairs the leak at this component. Separate assessment of the adjoining pipe identifies any additional connection work.

FAQs About Acura RDX Catalytic Converters

What affects Acura RDX catalytic converter replacement cost?

The engine application, failed position and access required for installation affect the total. Damaged joints, fasteners or connecting pipe can add parts and labor. Compare quotes for the same diagnosed component and include any engine problem that must be corrected before installation.

How do I relate an RDX bank-related fault to the converter I need?

Have the technician identify the physical exhaust assembly using service information for the exact engine. A bank reference must be related to the component's actual location before choosing a radiator-side or firewall-side replacement. Product-photo orientation is not a reliable substitute for that identification.

Can one damaged RDX converter be replaced without replacing the others?

A single replacement can be appropriate when the failed unit is separately serviceable and the repair procedure permits it. Inspect other suspected units before deciding quantity. If broken material has moved downstream, include an assessment for debris or restriction in that section.

Should oil consumption be addressed before replacing an RDX converter?

Yes, when excessive oil consumption is allowing oil into the exhaust. Oil can contaminate catalyst surfaces, so repair the source before fitting the new unit. Assess the converter damage separately because correcting oil consumption does not restore material that has already deteriorated.

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Oct 23, 2026

How Do I Know If I Need a CARB or EPA Catalytic Converter?

Determine if you need a CARB or EPA catalytic converter by checking your vehicle’s emissions label and state regulations. Learn why physical fit isn’t enough, how to verify EO numbers, and avoid costly compliance errors in CA, NY, CO, or ME.

Sep 08, 2026