20 Best 2009 Nissan Altima Catalytic Converter Replacement of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best 2009 Nissan Altima Catalytic Converter Replacement of 2023. Check our ranking below.

2,311 Reviews Scanned

Rank No. #1

Aumzong Front Manifold Catalytic Converter Compatible with 2007-2013 Nissan Altima 2.5L L4 Engine Replacement# 327-50268 12498616 with Gasket

【Fitment】Fit for Nissan Altima 2007 2008 2009 2010 2011 2012 2013 2.5L L4 Engine
【Replacement OE Number】12498616, 674-933,327-50268, 327-50639,140E2ZX31E,140E2JA02E
【Enhanced Quality】Made of high quality stainless steel, the body part of catalytic converter can achieve the goal of long-term use and endure high-temper gases. Its internal ceramic substrates contain high-load precious metal catalysts, including Pt, Rh, and Pd, to enhance purification efficiency and intensity. The substrate is formed into a highly deformed shape to increase contact area significantly.
【Better Performance】The catalytic converter is vigorously tested before leaving factories to achieve OE standard thus make it perform better.
【Easy Installation】The catalytic converter is 100% matched with the original one so it is easy to install and can directly fit to save your time and effort.Does NOT fit models with California Emission Standards (Not legal for sale in CA and NY）

Rank No. #2

MOSTPLUS Manifold Catalytic Converter w/Gasket Compatible for Nissan Altima 2.5L 2007 2008 2009 2010 2011 2012 2013 674-933

FITMENT: Compatible with 2007 2008 2009 2010 2011 2012 2013 Nissan Altima 2.5L Engine
OEM Part Number: 674-933, 140E2-ZX31E 140E2-JA02E 140E2ZX31E 140E2JA02E
Package Includes: 1pc catalytic converter
NOTE: Non-CARB Compliant
Please check your car information with Compatibility Garage or OEM number before purchase.

Rank No. #3

Parts-Diyer Catalytic Converters Replacement for 2007-2013 Nissan Altima 2.5L L4 40803 674-933 140E2JA02E (EPA Compliant)

[FITMENT] - Compatible with 2007-2013 Nissan Altima 2.5L L4 catalytic converter
[INTERCHANGE PART NUMBER] - 40803, 674933, 674-933, 327-50268, 327-50639, 140E2JA02E, 140E2-ZX31E, 140E2-JA02E, 14002-JA91E
[FUNCTION] - It is installed in the pipe of the engine. Through oxidation reaction, reduction reaction, water-based gas reaction and water vapor modification reaction, the three harmful 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
[⚠️Please NOTE] - This item is not available to CA or NY. [Federal Emissions] - EPA Compliant, OBD II standard, Not available for vehicles in California and New York that are required to meet CA emissions
[MAKE IT SURE] - Using the Drop-down menu at the top, you can see if this part is compatible with your vehicle

Rank No. #4

YITAMOTOR Catalytic Converter Compatible with 2007 2008 2009 2010 2011 2012 2013 Altima 2.5L with Gasket Kit Exhaust Manifold (EPA Compliant)

Vehicle fitment: Compatible with 2007 2008 2009 2010 2012 2013 Altima 2.5L (Note: Not ship to California & Colorado & New York)
High conversion rate: honeycomb 400-cell ceramic substrates with a metal coating of catalysts provide a larger surface area for high purification efficiency
Heat-resistant & anti-rust: a stainless steel shell encases the substrate to reduce expansion and distortion when the converter reaches its high reaction temperature; the ceramic substrates resist heat to avoid melting, clogging or cracking.
Direct-fit design: to get the right fit for your exhaust system, our precisely-built flanges ensure easier bolt-on installation; gasket and hardware included.
Federal EPA certified: every YITAMOTOR catalytic converter meets federal EPA standard, and its body is stamped with an exclusive EPA number, ensuring added durability & reliability. (NOTE: Professional installation would be highly recommended)

SaleRank No. #5

Walker Ultra EPA 54782 Direct Fit Catalytic Converter

EPA COMPLIANT -- For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA, CO & NY. Legal in ME on EPA Federal Emission Equipped Vehicles only. Consult your state's aftermarket converter regulations for details.
DIRECT-FIT DESIGN -- Direct-fit bolt-on replacement solution with OE-style hangers, brackets, routings and heat shields for easy installation that doesn't require specialized fabrication and/or welding
KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES -- OE-style high-technology washcoat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
STRONG AND DURABLE -- Features thick OE-style flanges, hangers and brackets for strength and durability
OE-STYLE DESIGN -- Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter

Rank No. #6

Rear Catalytic Converters Compatible with 2007-2016 Altima 2.5L L4 (Replacement for Part Number:54782)

Fitment:Compatible with 2007-2016 Altima SV Base S SL Hybrid SR Sense Advance Sedan 4 Door 2.5L L4; Compatible with 2008-2013 Altima S Coupe Coupe 2 Door 2.5L L4
Manufacturer Part Number: 54782
MATERIAL:Made of high quality stainless steel material, sturdy, durable and high teperature resistant
Design: High precious metal load and high technology washcoat for premium performance.Stainless steel construction,internal substrate material and precious metal loading have been carefully engineered for maximum efficiency
ATTENTION:Not legal for sale or use in the State of California; Not legal for sale or use in New York

Rank No. #7

AutoShack Catalytic Converter Exhaust Pipe Direct Fit Replacement for 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Nissan Altima 2.5L FWD (EPA Compliant) EMCC64784

Direct fit for installation onto existing exhaust system. 100% new
EPA Compliant. Interchange: 54782, 5024. Professional Installation is Highly Recommended
Made from premium quality materials to meet original specifications. Replacement for 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 Nissan Altima 2.5L FWD
This product is not legal for sale or use in California, Colorado, New York and Maine due to state emissions regulations
Please use Amazon's vehicle fitment tool (located at the top of the listing on desktop, below the images on mobile) to confirm that the part is correct for your vehicle application

Rank No. #8

Rear Catalytic converters Compatible with 2007-2016 Altima 2.5L L4 Replacement for Part Number:54782

Compatible With: for 2007-2016 Altima SV Base S SL Hybrid SR Sense Advance Sedan 4 Door 2.5L L4 Fit for 2008-2013 Altima S Coupe Coupe 2 Door 2.5L L4
Manufacturer Part Number: 54782
【HIGH QUALITY】It is made of high quality stainless steel material, which is sturdy, durable and high temperature resistant. Reduce the resistant, it avoids interference between cylinders. It also can improve the efficiency of the engine.
ATTENTION: Not legal for sale or use in the State of California; Not legal for sale or use in New York
【EPA COMPLIANT】: Genuine federal EPA certification compliant.More Fitment Detail,Please Kindly check product description page below for more references.

Rank No. #9

MAYASAF Catalytic Converter w/Gasket Fit for Nissan Altima 2007-2016 2.5L L4 (EPA Compliant)

【NOTE】Not ship to states which have adopted California's vehicle emission standards, such as California, Colorado, etc. Please consult your state’s aftermarket converter regulations.
【Vehicle Fitment】Fit for NISSAN Altima 2007-2016 2.5L L4. Please make sure this item fits your vehicle.
【Direct Replacement】Matched with the original vehicle, installed easily to existing exhaust system without doing extra modification, professional installation is highly recommended.
【DURABLE】Made from Features HD-Stainless steel, internal structure is carefully designed to provide more oxygen to your engine, fully tested under the extreme conditions for service life.
【Worry-free Aftermarket】EPA CERTIFIED, backed in 2 years or 50,000 miles limited warranty, for any manufacturer defect. Kindly contact us first if you have any problems, let's make it right!

Rank No. #10

Walker Exhaust Ultra EPA 16593 Direct Fit Catalytic Converter with Integrated Exhaust Manifold

EPA COMPLIANT -- For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA, CO & NY. Legal in ME on EPA Federal Emission Equipped Vehicles only. Consult your state's aftermarket converter regulations for details.
DIRECT-FIT DESIGN -- Bolt-off, bolt-on OE-style converter with integrated manifold assemblies that attach directly to engine cylinder head and match all downstream connections
KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES -- OE-style high-technology washcoat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
STRONG AND DURABLE -- Features thick OE-style flanges and manifolds for strength and durability
OE-STYLE DESIGN -- Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter

Rank No. #11

MAYASAF Catalytic Converter Fit for Nissan 2007-2017 Altima/Murano/Pathfinder/Quest, for Infiniti 2007-2017 JX35/QX60 (EPA Compliant)

【NOTE】Not ship to states which have adopted California's vehicle emission standards, such as California, Colorado, etc. Please onsult your state’s aftermarket converter regulations.
【Vehicle Fitment】2007-2017 for Nissan Altima/Murano/Pathfinder/Quest, 2007-2017 for Infiniti JX35/QX60 3.5L. Please make sure this item fits your vehicle.
【Direct Replacement】Matched with the original vehicle, installed easily to existing exhaust system without doing extra modification, professional installation is highly recommended.
【DURABLE】Made from Features HD-Stainless steel, internal structure is carefully designed to provide more oxygen to your engine, fully tested under the extreme conditions for service life.
【Worry-free Aftermarket】EPA CERTIFIED, backed in 2 years or 50,000 miles limited warranty, for any manufacturer defect. Kindly contact us first if you have any problems, let's make it right!

Rank No. #12

Prolenz Catalytic Converter Exhaust Manifold Replacement for 2007-2012 Altima 2.5l,753006 40800 641302 07 08 09 10 11 12,Pre & Post Catalyst

★[Quality Insurance] KAC Auto Parts select premium quality material and rigorous professional testing to ensure product quality and durability & provide 5 year warranty.
★[Fitment]Replacement for 2007-2012 Altima 2.5l
★[Part Number]753006 40800 641302
★[Strictly Tested Before Delivery] All parts have conducted various rigid tests before delivery to ensure you receive high-performance, reliable automotive parts. The rigid professional tests include aging testing, endurance testing, hardness testing, etc.
★[Note] Please make sure your vehicle matches this kit before buying. Please refer to “Compatibility” in the description of the page to confirm it.

Rank No. #13

AutoShack EMCC00032 Front Catalytic Converter Direct Fit Replacement for INFINITI JX35 2014-2016 QX60 2007-2018 Nissan Altima 2009-2019 Murano 2011-2014 Quest 2013-2016 Pathfinder FWD (EPA Compliant)

Direct fit for installation onto existing exhaust system. 100% new
EPA Compliant. Interchanges: 674-489. Professional Installation is Highly Recommended
Made from premium quality materials to meet original specifications. Replacement for 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Nissan Altima 2009-2018 2019 Murano 2011-2013 Quest 2013-2016 Pathfinder 2013 INFINITI JX35 2014-2016 QX60 3.5L V6 4WD AWD FWD
This product is not legal for sale or use in California, Colorado, New York and Maine due to state emissions regulations
Please use Amazon's vehicle fitment tool (located at the top of the listing on desktop, below the images on mobile) to confirm that the part is correct for your vehicle application

Rank No. #14

KAX Catalytic Converter, Catalytic Converter Stainless Steel Catalytic Converter Exhaust Manifold Replacement For 2007-2012 Nissan Altima 2.5l (EPA Compliant)

[FITMENT] : Catalytic converter replacement for 2007-2012 NISSAN ALTIMA 2.5L Engines .These free-flow Catalytic converters have bolt-on connections and flange to flange design for effortless installation. Catalytic converter Catalytic
[HIGH FLOW PERFORMANCE ] : Our catalytic converters are built to meet OEM specifications and have EPA certification. They also feature a high flow design to increase conversion efficiency and vehicle power without sacrificing flow rate. Convertidor Automotive
[FLANGE TO FLANGE DESIGN] : These free-flow catalytic converters have bolt-on connections and flange to flange design for effortless installation. They're also complete with full accessories as gaskets and hardware, facilitating your replacement. & Exhaust
[STAINLESS STEEL OUT SHELL] : The high flow catalytic converters with heavy-duty stainless steel construction feature maximum durability. Firmly welded connections can withstand high temper and pressures for longer service life. Replacement Emission
[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 most states except California& New York, not legal for use on vehicles required to meet CA emission standards. Products Catalitico

Rank No. #15

AutoShack EMCC00051 Exhaust Manifold Catalytic Converter Direct Fit Replacement for 2007 2008 2009 2010 2011 2012 2013 Nissan Altima 2.5L FWD (EPA Compliant)

Direct fit for installation onto existing exhaust system. 100% new
EPA Compliant. Interchange: 14002-JA01E, 14002-JA02E, 14002-JA91E, 140E2JA02E, 140E2JA03E, 140E2JA92E, 674933, 674-933, 1169. Professional Installation is Highly Recommended
Made from premium quality materials to meet original specifications. Replacement for 2007 2008 2009 2010 2011 2012 2013 Nissan Altima 2.5L FWD
This product is not legal for sale or use in California, Colorado, New York and Maine due to state emissions regulations
Please use Amazon's vehicle fitment tool (located at the top of the listing on desktop, below the images on mobile) to confirm that the part is correct for your vehicle application

Rank No. #16

Catalytic Converter, KAX Catalytic Converter Stainless Steel Replacement for 2007-2012 Altima 2.5l Replace 753006, 40800, 641302 (EPA Compliant)

[WIDE COMPATIBILITY] --- Catalytic Converter Compatible with 2007-2012 NISSAN ALTIMA 2.5L Engines .These free-flow catalytic converters have bolt-on connections and flange to flange design for effortless installation.
[HIGH FLOW PERFORMANCE ] --- Our catalytic converters are built to meet OEM specifications and have EPA certification. They also feature a high flow design to increase conversion efficiency and vehicle power without sacrificing flow rate.
[FLANGE TO FLANGE DESIGN] --- These free-flow catalytic converters have bolt-on connections and flange to flange design for effortless installation. They're also complete with full accessories as gaskets and hardware, facilitating your replacement.
[STAINLESS STEEL OUT SHELL] --- The high flow catalytic converters with heavy-duty stainless steel construction feature maximum durability. Firmly welded connections can withstand high temper and pressures for longer service life.
[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 most states except California& New York, not legal for use on vehicles required to meet CA emission standards.

Rank No. #17

MARSFLUX Catalytic Converter Stainless Steel Replacement For 2007-2012 Altima 2.5L Replace 753006, 40800, 641302 (EPA Compliant)

[WIDE COMPATIBILITY] --- Catalytic converter replacement for 2007-2012 NISSAN ALTIMA 2.5L Engines .These free-flow Catalytic converters have bolt-on connections and flange to flange design for effortless installation. Catalytic converter Catalytic
[HIGH FLOW PERFORMANCE ] --- Our catalytic converters are built to meet OEM specifications and have EPA certification. They also feature a high flow design to increase conversion efficiency and vehicle power without sacrificing flow rate. Convertidor Automotive
[STAINLESS STEEL OUT SHELL] --- The high flow catalytic converters with heavy-duty stainless steel construction feature maximum durability. Firmly welded connections can withstand high temper and pressures for longer service life. Replacement Emission
[FLANGE TO FLANGE DESIGN] --- These free-flow catalytic converters have bolt-on connections and flange to flange design for effortless installation. They're also complete with full accessories as gaskets and hardware, facilitating your replacement. & Exhaust
[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 most states except California& New York, not legal for use on vehicles required to meet CA emission standards. Products Catalitico

SaleRank No. #18

MagnaFlow 51206 OEM Grade Universal Catalytic Converter, 2.5" Inlet/Outlet (EPA Compliant)

EPA COMPLIANT - This catalytic converter is designed to meet or exceed Federal EPA (Environmental Protection Agency) OBDII emissions requirements in compliance with legal standards for federally registered vehicles with California or Federal EPA emissions systems. NOT for use in California, Colorado, New York, Maine.
UNIVERSAL INSTALLATION - Universal catalytic converters allow you to place it in the exact location and orientation required for your vehicle. Professional installation is highly recommended.
STAINLESS STEEL CONSTRUCTION - Durable stainless-steel construction and integrated OEM-like O2 ports guarantee optimal catalytic converter performance and reliability. The clamshell design features a continuous seam weld that ensures superior thermal insulation.
OEM GRADE - Built to OEM Grade standards, matching the performance and quality of your vehicle’s original catalytic converter.
5 YEAR / 50,000-MILE LIMITED WARRANTY - Worry-free ownership is made possible thanks to the 5 year/50,000-mile construction and 25,000-mile emissions warranty included with this MagnaFlow catalytic converter

Rank No. #19

KAC Catalytic Converter, Catalytic Converter Stainless Steel Catalytic Converter Exhaust Manifold Replacement for 2007-2012 Altima 2.5l Replace 753006, 40800, 641302 (EPA Compliant)

[WIDE COMPATIBILITY] --- Catalytic Converter Compatible with 2007-2012 ALTIMA 2.5L Engines .These free-flow catalytic converters have bolt-on connections and flange to flange design for effortless installation.
[HIGH FLOW PERFORMANCE ] --- Our catalytic converters are built to meet OEM specifications and have EPA certification. They also feature a high flow design to increase conversion efficiency and vehicle power without sacrificing flow rate.
[FLANGE TO FLANGE DESIGN] --- These free-flow catalytic converters have bolt-on connections and flange to flange design for effortless installation. They're also complete with full accessories as gaskets and hardware, facilitating your replacement.
[STAINLESS STEEL OUT SHELL] --- The high flow catalytic converters with heavy-duty stainless steel construction feature maximum durability. Firmly welded connections can withstand high temper and pressures for longer service life.
[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 most states except California& New York, not legal for use on vehicles required to meet CA emission standards.

Rank No. #20

MAHLE F31814 Catalytic Converter Gasket

All MAHLE Original gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE Original gaskets utilizes OE equivalent or better materials in all our gaskets
Exhaust pipe gaskets from MAHLE Original are manufactured with the best materials to withstand high temperature applications.
The contents of MAHLE Original gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

Last update on 2023-08-19 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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20 Best 2009 Nissan Altima Catalytic Converter Replacement of 2023 – Romance University

How Do You Buy The Best 2009 Nissan Altima Catalytic Converter Replacement?

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