Universal Catalytic Converter
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MagnaFlow Universal Catalytic Converter

Part No. 99304HM Warranty Details  

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These days, the DIY or do-it-yourself crowd is all about creating custom work and one-off exhausts are no exception. Whether you're working on a classic car, race car or just your daily driver, a MagnaFlow universal converter should be the standard building block for your custom exhaust. Since these items are universal, some modifications may be involved such as cutting or welding.
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A.I.R. Tube:No
California Legal:No
Case Material:Stainless Steel
Heat Shield Included:No
Inlet Attachment:Welded
Inlet Diameter:2 in
Inlet Quantity:1
Outlet Attachment:None
Outlet Diameter:2 in
Outlet Quantity:1
Overall Length:15 in
Substrate Material:Ceramic
Type:Universal Catalytic Converter


by PowerReviews
MagnaFlowUniversal Catalytic Converter

(based on 1 review)

Ratings Distribution

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  • 1 Stars



Reviewed by 1 customer

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(0 of 2 customers found this review helpful)


Universal Catalytic Converter


from Rhode Island

About Me Casual Driver

Verified Buyer


  • Cat Was Welded To Pipe
  • Easy To Install
  • Eng Lite Out In 3 Days
  • Lightweight


    Best Uses

    • Everyday Driving
    • Replacement

    Comments about MagnaFlow Universal Catalytic Converter:

    CAT was exact fix and was welded to exhaust pipe.
    In 3 days, the engine soon light went out. Saved
    money by using this product.

    Comment on this reviewHelp Icon

    Do you have questions about this product?


    Ask a question, get answers from real customers and in-house experts. For further assistance, please review your support options on our Contact Us page.

    3 Questions | 3 Answers
    Displaying questions 1-3
    • Q:

      what is the material? stainless? aluminized?
      Asked on 1/16/2015 by ty from Sanford, ME

      1 answer



        Hi TY, glad to assist you! This catalytic converter is made is made of stainless steel.

        Answered on 1/17/2015 by Steve from AAP
    • Q:

      How much is this?
      Asked on 9/20/2014 by Ed from Piscataway, NJ 08854

      1 answer



        Hi Ed, thank you for contacting us! The price of the items can vary from zone to zone as our prices are zonal based. Once you enter your Zip Code into the Advance Auto Parts' website you will see the accurate price for this item.

        Answered on 9/22/2014 by Solomon
    • Q:

      is this a brand new part?
      Asked on 2/21/2014 by bob the guy that just bought this from looks used, pa

      1 answer



        Hi Bob, glad to help you! Yes, this is a brand new catalytic converter.

        Answered on 2/23/2014 by Steve from AAP
    Displaying questions 1-3

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