20 Best Bmw E46 Catalytic Converter of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best Bmw E46 Catalytic Converter of 2023. Check our ranking below.

2,602 Reviews Scanned

Rank No. #1

4 X BMW Genuine Hex Nut - Exhaust Manifold to Catalytic Converter 10 mm E34 E46 M5 3.6 M3 M5 M6 M6 ALPINA B7 Z4 M3.2 Z4 M3.2 M3 M3 M3 M3 M3 M3 Z3 M3.2

4 X BMW Genuine Hex Nut - Exhaust Manifold to Catalytic Converter 10 mm E34 E46
CATALYST/LAMBDA PROBE -- Catalytic converter/center muffler -- CATALYTIC CONVERTER/FRONT SILENCER -- Exhaust manifold -- Exhaust manifold with catalyst -- Exhaust system,front/intermediate pipes -- FRONT MUFFLER --
Manufacturer Warranty: 24000 miles or 2 years
Please see Product Description below for vehicle compatibility

Rank No. #2

Weonefit Manifold Catalytic Converter Replacement for BMW 330i 330ci 330xi 2001-2005 20H22-16/17

OE Number: 20H22-16/17
Replacement for BMW 330i 330ci & 330xi 2001-2005
WORRY-FREE PURCHASE: EPA Federal Standard Certificated
[Attention] This product is not legal for sale or use in California, Colorado, New York and Maine due to state emissions regulations
Quality: Durable construction -manufactured within strict tolerances for reliable longevity

SaleRank No. #3

Weonefit Pair Manifold Catalytic Converter Replacement for B-M-W 328xi 328i Base X5 2007-2008 OE# 10H22-134/135 52452452

✅【OEM Part Number】52452452, 10H22-134, 10H22-135, 10H22-134/135. Please Check the Model /Year /Part NO. before Purchasing
✅【Applications】Replacement for B-M-W 328i 2007-2012; Replacement for B-M-W 328xi 2007-2008; Replacement for B-M-W X5 2007-2010.
✅【Stainless Steel Structure】The high flow catalytic converter is assembled with a stainless steel body for long-term use, capable of enduring high-temper gases from the exhaust. Its internal ceramic substrates contain high-load precious metal catalysts, to enhance purification efficiency and intensity.
✅【High Flow Design】High flow catalytic convert Internal honeycomb ceramic substrate with porous structure design, increased flow rate and surface area, Maximizes catalytic convertor efficiency and maintains maximum engine output to increase the power and performance of your engine, Easy to install, No cutting and Welding required.
✅【Standard EPA Compliant】This high flow converter complies with EPA Standards, ensuring the exhaust emissions meet the Federal Emission Standards. However, it is illegal to be used in California, Colorado, New York and Maine as the NON-CARB compliant.

SaleRank No. #4

MAYASAF 【2 PACK】2" Inlet/Outlet Universal Catalytic Converter, with O2 Port & Heat Shield (EPA Compliant)

【Attention】 Not ship to states such as California, Colorado, Maine, and New York, etc. Please consult your state’s aftermarket converter regulations before purchase.
【Vehicle Fitment】Standard 2 inches inside diameter inlet /outlet, 13 inches overall length. Universal fit for vehicles with similar size outer diameter exhaust pipe. Please make sure this item fits your vehicle.
【Easy Installation】Matched with the original vehicle, installed easily to existing exhaust system. May require cutting and/or welding, 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 Federal Standard Certificated, backed in 2 years or 50,000 miles limited warranty, for any manufacturer defect. Kindly let us know if you have any problems. Let's make it right!

SaleRank No. #5

MAYASAF【2 pack】2.25" Inlet/Outlet Universal Catalytic Converter, with O2 Port & Heat Shield (EPA Compliant), 2 pack

【Attention】 Not ship to states such as California, Colorado, Maine, and New York, etc. Please consult your state’s aftermarket converter regulations before purchase.
【Vehicle Fitment】Standard 2.25 inches inside diameter inlet /outlet, 13 inches overall length. Universal fit for vehicles with similar size outer diameter exhaust pipe. Please make sure this item fits your vehicle.
【Easy Installation】Matched with the original vehicle, installed easily to existing exhaust system. May require cutting and/or welding, professional installation is highly recommended.
【Durable】Made from Features HD-Stainless steel, internal structure is fully tested under the extreme conditions for service life.
【Service and Warranty】EPA CERTIFIED, backed in 2 years or 50,000 miles limited warranty, for any manufacturer defect. Kindly let us know if you have any problems, let's make it right!

Rank No. #6

Garage-Pro Catalytic Converter 46-State Legal Compatible with 2004-2006 BMW X3, 2003-2005 Z4, 2001-2002 Z3 and 2001-2005 330i

Catalytic Converter Compatible with 2004-2006 BMW X3, 2003-2005 Z4, 2001-2002 Z3 and 2001-2005 330i
Interchange Part Number: 40816, 18257, 0961276, 757011
Fitment: Direct Fit Aftermarket Replacement. Aluminized Steel
Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)
1-Year Warranty When Purchased through Auto Parts Giant

Rank No. #7

Evan Fischer Catalytic Converter 46-State Legal Compatible with 2001-2006 BMW X5, 2001-2003 525i and 2001-2003 530i Front and Rear

Catalytic Converter Compatible with 2001-2006 BMW X5, 2001-2003 525i and 2001-2003 530i Kit has the following components: (1) Front Manifold Catalytic Converter, (1) Rear Manifold Catalytic Converter
Interchange Part Number: 18118, 757016, 1402F, 40724, 18119, 757017, 40725, 1402R
Fitment: Direct Fit Aftermarket Replacement. Aluminized Steel
Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME)
1-Year Warranty When Purchased through Auto Parts Giant

Rank No. #8

SUCTION TUBE

Genuine OEM - direct fit
Provides quality engine effectiveness
Package Dimensions: 19.0 H x 6.0 L x 6.0 W (centimetres)
Fit type: Universal Fit

Rank No. #9

MAYASAF 2.5" Inlet/Outlet Universal Catalytic Converter, with O2 Port【EPA Compliant】 …

【Attention】 Not ship to states such as California, Colorado, Maine, and New York, etc. Please consult your state’s aftermarket converter regulations before purchase.
【Vehicle Fitment】Standard 2.5 inches inside diameter inlet /outlet, 11 inches overall length. Universal fit for vehicles with similar size outer diameter exhaust pipe. Please make sure this item fits your vehicle.
【Easy Installation】Matched with the original vehicle, installed easily to existing exhaust system. May require cutting and/or welding, 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 Federal Standard Certificated, backed in 2 years or 50,000 miles limited warranty, for any manufacturer defect. Kindly let us know if you have any problems, let's make it right!

Rank No. #10

Aeola A15020 2" Inlet/Outlet Automobile Weld-on Universal Catalytic Converter, with O2 Port & Heat Shield (EPA Compliant)

EPA PRE-OBDII COMPLIANT - This catalytic converter is designed to meet EPA (Environmental Protection Agency) Pre-OBDII emissions requirements in compliance. Attention: This item doesn't ship to California and Colorado, please confirm before purchase.
LNSTALLATION ADVICE:Universal fit for vehicles with 2-inch outer diameter ,Customizable design features expandable bushings ,may require specialized fabrication and/or welding for installation .recommends professional installation for the universal configuration of this catalytic converter as cutting.
ECO-FRIENDIY DESIGN:Internal honeycomb ceramic substrates have a porous structure to increase the reaction area, and ensure sufficient catalysts (Pt, Rh, Pd) on the coating surface for a higher conversion rate. latest manufacturing technologies make it possible for a catalytic converter such as this one to benefit from improved exhaust flow characteristics and a modern construction design when compared to the part it’s replacing.
DURABILITY: The utilization of highly corrosion resistant stainless-steel construction,ensure consistently perfect fitment, reliability, and superior longevity. no worry about bending or melting even in extreme conditions.
WORRY-FREE PURCHASE: we offer 5 Year/50,000-mile warranty. Please Consult your state's aftermarket converter regulations for details., if you have any questions, please feel free to contact us.

Rank No. #11

Compatible with BMW E46 E70 E83 E85 330i 525i Exhaust Flange Gasket Set of 2

✅ Our Product Is Designed Using The Latest Software And Manufactured With Modern Tooling, Ensuring Optimal Quality And Performance.
✅ High-Quality Exhaust Pipe Flange Gasket Provides Better Sealing And Durability Compared To A Stock Gasket.
✅ The Thicker Multi-Layered Gasket Can Better Withstand The Heat And Pressure Of The Exhaust System, And Provide A More Secure Seal.
✅ Improved Engine Durability: A Properly Sealed Exhaust System Can Help To Improve Engine Durability By Ensuring That Exhaust Gases Are Properly Routed Away From The Engine
✅ Replacing The Exhaust Pipe Flange Gasket Can Help To Extend The Lifespan Of Engine And Exhaust Components By Preventing Damage From Leaks

Rank No. #12

MAYASAF 2.25" Inlet/Outlet Universal Catalytic Converter, with O2 Port & Heat Shield (EPA Compliant)

【Vehicle Fitment】Standard 2.25 inches inside diameter inlet /outlet, 13 inches overall length. Universal fit for vehicles with similar size outer diameter exhaust pipe. Please make sure this item fits your vehicle.
【DURABLE】Made from Features HD-Stainless steel, high flow design to provide more oxygen to your engine, fully tested under the extreme conditions for service life.
【Easy Installation】Matched with the original vehicle, installed easily to existing exhaust system. May require cutting and/ or welding, professional installation is highly recommended.
【EPA CERTIFIED but Non-compliant with CARB】Backed in 2 years or 50,000 miles limited warranty, for any manufacturer defect. But the listed product has not been registered with CARB nor received an EO number. It is prohibited from sale in states which have adopted California's vehicle emission standards, such as California. Consult your state’s aftermarket converter regulations.
【Service】We try to provide quality products and service to our customers. Any problem please contact us and you will get a satisfactory solution.

SaleRank No. #13

MagnaFlow Catalytic Converter 99205HM: 2.25"/2.25" Inlet/Outlet, HM Grade, Universal Fit (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.
HEAVY METAL GRADE - Built to HM Grade standards, meaning that it contains extra catalysts to further improve the conversion of unwanted emissions.
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. #14

2 PCS Oxygen O2 Sensors 1 Upstream and 1 Downstream Compatible with BMW 323Ci 323i 325Ci 325i 328Ci 328i 330Ci 330i 525i 528i 530i M3 X3Z3 Z4 2001-2006 325xi 330xi X5

Interchange Part number: 13477 234-4672 for upstream position, 15109 234-4683 for downstram position.
One Year Unlimited Warranty. Features double protection layer, aluminum oxide trap layer, PTFE filter and stainless steel housing.
Lambda sensor can improve engine efficiency performance and fuel economy, reduce CO2 and other harmful emissions, extend expensive Catalytic Converter life.
The metal shroud doesnot look as shiny as other Oxygen Sensors. Because it is made of SUS310 high temperature resistant material. And every single item is heated at 1562℉. The high temperature also makes it stands wear and tear.
Please use the Year & Make & Model drop down bar and check the wire length & plug & position to confirm the compatibility before placing orders. Please check your part pictures with our pictures, it must be completely same. Or it will not fit your car. It will save your time and cost. If you have any questions or the items you received with problems, contact us directly, we'll provide you with some professional suggestions within 24 hours.

Rank No. #15

MOSTPLUS Oxygen Sensor 234-4672 234-4683 Upstream Downstream Compatible with BMW 323i 330i 525i 530i X3 X5 Z3 Z4 (Set of 4)

Fitment: Compatible with 2000 BMW 323CI E46 M52,Compatible with 1999-2000 BMW 323I E46 M52,Compatible with 2001-2003/03 BMW 325CI E46 M54,Compatible with 2001-2003/03 BMW 325I E46 M54
Interchange Part Number: 11781433940 234-4683 2344683 ES10857 15109 250-24392 0258005109; 1781433050 11781433075 11781742050 234-4672 2344672 SG1108 ES10899 13477 250-24611 025800347(Please check your car information with Compatibility Garage or OEM number before purchase.
Package Includes--4 x Oxygen Sensor;
Feature: Quicker response times; Direct replacement

Rank No. #16

Dorman 674-318 Front Manifold Converter - Not CARB Compliant Compatible with Select BMW Models (Made in USA)

Direct replacement - this manifold converter is designed to match the fit and performance of the original equipment on specific vehicles
Convenient kit - includes gaskets and downpipe hardware to simplify installation
Durable construction -manufactured within strict tolerances for reliable longevity
Trustworthy value - backed by team of engineers and quality control experts in the United States
Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool

SaleRank No. #17

AUTOSAVER88 ATCC0007 2.5" Inlet/Outlet Universal Catalytic Converter (EPA Compliant)

ATTENTION: This item doesn't ship to California & Colorado & New York, please confirm before purchase.
VEHICLE FITMENT: Universal fit for vehicles with 2.5-inch outer diameter exhaust pipe (Note: Professional installation would be highly recommended).
HIGH EFFICIENCY: Internal honeycomb ceramic substrates have porous structure to increase the reaction area, and ensure sufficient catalysts (Pt, Rh, Pd) on the coating surface for a higher conversion rate.
DURABILITY: Adopts heavy-duty T409 stainless steel shell that highly resists heat, rust, and corrosion for longer service life, no worry about bending or melting even in extreme conditions.
WORRY-FREE PURCHASE: EPA Federal Standard Certificated, all AUTOSAVER88's catalytic converters are stamped with an exclusive EPA number on the shell. AUTOSAVER88 offers a 5-year or 50,000 miles limited warranty, for any manufacturer defect.

SaleRank No. #18

[2+32G] for 1999-2004 BMW E46 Radio, Roinvou Apple CarPlay Android 11 Car Stereo with Android Auto 9'' Touch Screen Bluetooth Car Audio Receiver Support SWC GPS WiFi Backup Camera FM RDS HiFi CANBUS

⭐[For BMW E46 1999-2004 Radio] Android 11 double din car radio with 2GB (RAM) + 32GB (ROM) of memory, support split screen, 1080P video playback, dual USB, file manager, multilingual, time setting and external devices. Hi-Fi function reproduces sound highly similar to the original.
⭐[Apple Carplay and Android Auto] for BMW E46 car radio is compatible with iOS Carplay (Wired/Wireless Connection) and Android Auto (Wired/Wireless Connection), allowing you to make a connection with your smart phone to access map navigation, phone contacts, email, notification, music, and more while you stay focused on the road.
⭐[GPS Navigation and WiFi Hotspot] The car stereo for 1999-2004 BMW E46 has a built-in GPS module and can use navigation software such as waze with free offline maps. With WiFi/Hotspot connection, online maps work perfectly, and you can also download apps from play store, such as YouTube, Tiktok, Spotify, and more, which can enrich your car life!
⭐[FM RDS Radio and Bluetooth] High quality FM radio with preset 18 common stations, you can save your favorite stations and listen to live news, real-time traffic information, music and programs anytime. Built-in Bluetooth with A2DP, support hands-free calling, phonebook synchronization and music streaming.
⭐[Support Rear View Camera and SWC] Comes with a 170° viewing angle AHD waterproof backup camera, for BMW E46 car radio will automatically display crystal clear image on the monitor screen when in reverse, helping driver safer and easier parking. After learning the steering wheel buttons, you can control this bluetooth car stereo through the steering wheel.

Rank No. #19

BRTEC Belt Tensioner with Pulley 11287524267 for BMW E46 E90 E91 E81 E87 X1 X3 Z4 120i 316i 318i 318Ci

Fitment-Compatible for BMW E46 E90 E91 E81 E87 X1 X3 Z4 120i 316i 318i 318Ci.Please refer to the product introduction for detailed model information.
Part Number-‎534017710, APV2628, T39010, VKM38236
Function-The tensioner is used to check the timing belt's work correctly and ensure engine operate normally.
High quality-Use high quality materials improve durability,longer life.Bring better driving experience.
Check Before Purchasing - Please check the description or use the year/make/model drop down bar and interchange part numbers to confirm the compatibility before purchasing.

Rank No. #20

Walker Ultra EPA 16360 Direct Fit Catalytic Converter for Toyota Pickup

COMPATIBILITY – Fits 1987-1988 Chevrolet Nova; 1988-1988 Chevrolet Nova; 1989-1997 Geo Prizm; 1990-1992 Geo Prizm; 1993-1997 Geo Prizm; 1985-1992 Toyota 4Runner; 1983-1986 Toyota Camry; 1986-1986 Toyota Camry; 1984-1985 Toyota Celica; 1985-1985 Toyota Cel
GET THE RIGHT PART -- Before purchasing, research to ensure that the part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes
EPA COMPLIANT -- For use on OBDII vehicles, 1996 and newer. 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
ASSURED PERFORMANCE -- OE-style high-technology washcoat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application

Last update on 2023-08-04 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best Bmw E46 Catalytic Converter?

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Specifications: How powerful they are can be measured.
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20 Best Bmw E46 Catalytic Converter of 2023 – Romance University

How Do You Buy The Best Bmw E46 Catalytic Converter?

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