MagnaFlow 2" Universal California OBDII Catalytic Converter

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Fitment Info

  • California CARB compliant cat
  • Monolithic honeycomb catalyst design
  • Closely welded seam
  • Ribbed heat shield
  • Universal fit
  • CNC precision robotic manufacturing
  • Stainless steel construction
  • Made in the USA
  • 5-year/50,000 mile limited warranty

Our #1 value is customer service.

We believe in doing right by our customers, no matter what it takes.

In keeping with that, we offer a “perfect fit guarantee” that ensures your satisfaction on 3 levels: low price, free shipping, and perfect fitment.

- Alan Marek, Founder of

The Lowest Price Anywhere--Guaranteed

At PartCatalog, we’ll beat any competing vendor’s price. And we’re so confident in our rock-bottom prices that we’ll refund the difference if you find a lower price elsewhere.

Free Shipping Both Ways

Our “free shipping both ways” policy means that returns and orders ship free of charge. When you place an order, you pay only the list price and any applicable taxes. We cover the shipping to save you money and ensure timely delivery.

100% Guaranteed to Fit

In the highly unlikely event of a fitment problem, we’ll return your purchase at no cost to you. We pay return shipping on all orders, so it won’t cost you a penny to send back a defective part.


  • Excellent pollution reduction and legal for sale and use in California and other 49 states
  • Monolithic honeycomb catalyst design improves the surface are for maximum flow
  • A strong bond that holds the catalyst and prevents it from loosening and shifting
  • Ribbed heat shield provides a structurally stable rigid wall of heat protection
  • Fits most vehicle OEM exhaust systems
  • Easy installation without welding, drilling, cutting or bending
  • Made with high expertise and precision for perfect functionality and excellent quality
  • Made with strong stainless steel that won't oxidize or rust
  • Proudly made in the USA with local materials and technology
  • MagnaFlow's guarantee of excellent quality and performance
California CARB compliant cat

California CARB compliant cat

The Magnaflow universal OBDII catalytic converter is legal for sale and use in California. It converts harmful exhaust fumes to a more manageable emission for a more friendly environment. It is also an excellent replacement for your stock cat. Please note that this converter does not have an air time and a 02 sensor port.

Monolithic honeycomb catalyst design

Monolithic honeycomb catalyst design

The converter also features a monolithic honeycomb design for the catalyst. It increases the exhaust flow surface area for maximum conversion even with high exhaust volumes.

Closely welded seam

Closely welded seam

The seam is closely welded to create a strong bond. It ensures that the catalyst stays intact and does not loosen and shift.

Ribbed heat shield

Ribbed heat shield

The Magnaflow universal OBDII catalytic converter also has a ribbed heat shield that provides a rigid wall for heat protection. It creates a stable structure to contain the hottest exhaust fumes.

Universal fit

Universal fit

This catalytic converter is designed to fit your vehicle's OEM exhaust system regardless of its make or model. It may fit perfectly or require a little modification depending on your vehicle model.

Easy to install

Easy to install

It is easy to install with no need to weld, cut, or bending for most vehicle models. Minimal modification may be required for some vehicle models.

CNC precision robotic manufacturing

CNC precision robotic manufacturing

The manufacturer uses special CNC precision robotic technology to manufacture the Magnaflow universal OBDII catalytic converter. Every single inch is made deliberately for a specific function. It is designed for maximum performance and excellent durability.

Stainless steel construction

Stainless steel construction

The cat converter is made with premium-grade stainless steel that won't rust, oxidize or corrode. It stays strong for years and takes all the heat to maintain its hold.

Made in the USA

Made in the USA

The cat is proudly made in the USA with a local labor force, raw materials, and technology. Your purchase not only helps to support local business but also helps thousands of Americans get jobs and keep them every year.

5-year/50,000 mile limited warranty

5-year/50,000 mile limited warranty

The manufacturer provides a 5-year or 50,000-mile limited warranty for every purchase of this Magnaflow universal OBDII catalytic converter. This is a guarantee of quality and performance beyond the ordinary. If you need help with your warranty or you would like further information, feel free to reach out to PartCatalog.

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This product comes with the manufacturer's limited warranty.
Part Numbers

The following part numbers are available in this product line:

408004, 408034, 408054, 408064, 418004, 418034, 418054, 441004, 441034, 441054, 441064, 441074, 441104, 441124, 441174, 441204, 441234, 441304, 441334, 441354, 441404, 441454, 444004, 444074, 444084, 444104, 444134, 444204, 444504, 445004, 445104, 4451304, 4451334, 445134, 4451354, 445954, 447104, 447174, 447204, 448004, 448034, 448054, 448064, 448104, 4481304, 4481334, 4481354, 451004, 451034, 451204, 454174, 454184, 454204, 455004, 455334, 456004, 456034, 456054, 4561354, 456174, 456204, 457104, 457204, 457304, 458004, 458014, 458074, 459004, 541004, 5411274, 5411304, 541174, 541184, 541304, 541334, 541354, 542004, 542104, 5421204, 542204, 545004, 545034, 5451304, 5451354, 545354, 545774, 546004, 546054, 546084, 5461084, 5461204, 5461334, 546204, 551004, 5551224, 5551354, 5561204, 5561354, 557404, 5591304

To purchase this product for your vehicle, please select the Year, Make and Model of your vehicle at the top of this page.

Acura (1995-2003)

CL, Integra, NSX, TL

Aston Martin (2005-2010)


Audi (1995-2009)

A3 Quattro, A4, A4 Quattro, A6, A6 Quattro, A8, A8 Quattro, Allroad Quattro, Cabriolet, R8, RS6, S4, S6, S8, TT Quattro

BMW (1995-2006)

323is, 328i, 328is, 528i, 540i, 740i, 740iL, 750iL, 840Ci, 850Ci, 850CSi, M3, M5, X3, X5, Z3, Z8

Buick (1996-2008)

Century, Enclave, Regal, Roadmaster, Skylark

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Catera, Commercial Chassis, CTS, Fleetwood, SRX, STS, XLR

Chevrolet (1996-2007)

Aveo, Beretta, C1500, C1500 Suburban, C2500, C2500 Suburban, C3500, Caprice, Cavalier, Cobalt, Corsica, HHR, Impala, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, Lumina, Malibu, Metro, Monte Carlo, Prizm, S10, Tahoe, Tracker

Chrysler (1995-2005)

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Lanos, Nubira

Dodge (1995-2009)

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GMC (1996-2008)

Acadia, C1500, C1500 Suburban, C2500, C2500 Suburban, C3500, G3500, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, Sonoma, Yukon

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Amigo, Hombre, Oasis

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ES300, GS400, GS430, LS400, RX300, SC400, SC430

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Continental, LS, Mark VIII, Navigator, Town Car, Zephyr

Lotus (2010)


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5, 6, 626, B2300, B3000, B4000, Miata, Millenia, MPV, MX-6, Protege, Protege5, Tribute

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C220, C230, C240, C280, C32 AMG, C320, CL500, CL55 AMG, CL600, CLK320, CLK430, E320, E420, ML320, ML350, S420, S430, S500, S600, SL600, SLK230, SLK32 AMG, SLK320

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3000GT, Diamante, Eclipse, Expo, Galant, Lancer, Mighty Max, Mirage, Outlander, Raider

Morgan (2002-2003)

Plus 8

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200SX, 240SX, 300ZX, 350Z, Maxima, Pathfinder, Quest, Sentra

Oldsmobile (1996-2004)

Achieva, Alero, Cutlass, Cutlass Ciera, Cutlass Supreme

Plymouth (1996-2001)

Breeze, Prowler

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G6, Grand Am, Grand Prix, Sunfire, Vibe

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911, Boxster

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960, C70, S40, S60, S70, S80, S90, V40, V70