2002 Corvette base Coupe Mufflers - NCRS Discussion Boards

2002 Corvette base Coupe Mufflers

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  • David B.
    Infrequent User
    • November 10, 2021
    • 16

    2002 Corvette base Coupe Mufflers

    Tired of the Magnaflow drone at 1,500-1,600 rpm (bought the car a year ago with the aftermarket exhaust). I am looking to replace just the mufflers with a good used oem set. Confusion on my part trying to identify the correct part number before buying a set online. Can anyone direct me to a source for the correct numbers, left and right? Also, does anyone have a set for sale. Love this C5, my first Corvette. Thanks in advance for assistance... Dave
  • Joe L.
    Beyond Control Poster
    • January 31, 1988
    • 43191

    #2
    Re: 2002 Corvette base Coupe Mufflers

    Originally posted by David Burke (68572)
    Tired of the Magnaflow drone at 1,500-1,600 rpm (bought the car a year ago with the aftermarket exhaust). I am looking to replace just the mufflers with a good used oem set. Confusion on my part trying to identify the correct part number before buying a set online. Can anyone direct me to a source for the correct numbers, left and right? Also, does anyone have a set for sale. Love this C5, my first Corvette. Thanks in advance for assistance... Dave
    David------


    Well, you are making the right move. Aftermarket exhaust is something I have no use for, at all.

    The GM mufflers for your application which included a portion of the exhaust pipe were as follows:

    left side----GM #88895881

    right side---GM #88895880

    They are both GM-discontinued. In addition, I do not know if these numbers actually appear on the mufflers. I think there is a good chance that they will but I do not know that.

    By the way, there should be lots of used examples of these mufflers around, the cast-offs from the fools that replaced their originals with aftermarket. I can recall being at Corvettes At Carlisle and seeing the on-site exhaust replacement shops with HUGE piles of the exhaust systems they removed and replaced with some ridiculous, loud aftermarket exhaust. Never could understand that, at all. To me, the really good exhaust were the ones in those piles and not the ones that got installed on the cars.
    Last edited by Joe L.; December 8, 2023, 05:34 PM. Reason: correct part numbers
    In Appreciation of John Hinckley

    Comment

    • Donald S.
      Very Frequent User
      • August 31, 1996
      • 186

      #3
      Re: 2002 Corvette base Coupe Mufflers

      Originally posted by Joe Lucia (12484)
      David------
      By the way, there should be lots of used examples of these mufflers around, the cast-offs from the fools that replaced their originals with aftermarket. I can recall being at Corvettes At Carlisle and seeing the on-site exhaust replacement shops with HUGE piles of the exhaust systems they removed and replaced with some ridiculous, loud aftermarket exhaust. Never could understand that, at all. To me, the really good exhaust were the ones in those piles and not the ones that got installed on the cars.
      Like This....

      Carlisle exhaust pile.jpg

      Comment

      • David B.
        Infrequent User
        • November 10, 2021
        • 16

        #4
        Re: 2002 Corvette base Coupe Mufflers

        Joe, thanks, exactly what I need. I did find three different sets of part numbers, thus the confusion. You confirm one set and that is what I will look for. Yes, not certain number is on the muffler. Looking at a friend's 2002 base C5 today to take pictures and look eom mufflers. Yes, I was at Carlisle this year and saw, I think that it was Borla, with two lifts upgrading C8 exhaust. A big pile of the oem removals, some with the owner information so that they could be returned, others with no information. They lowered a just replaced exhaust C8, fired it up, no way, my ears hurt! I know that these axel back mufflers are all over the place. Have found two sets in Alabama, 7 hour drive, not shipping, around $100-$200/set. I will keep looking. Thank you so much for confirming the correct part numbers... Dave

        Comment

        • Joe L.
          Beyond Control Poster
          • January 31, 1988
          • 43191

          #5
          Re: 2002 Corvette base Coupe Mufflers

          Originally posted by David Burke (68572)
          Joe, thanks, exactly what I need. I did find three different sets of part numbers, thus the confusion. You confirm one set and that is what I will look for. Yes, not certain number is on the muffler. Looking at a friend's 2002 base C5 today to take pictures and look eom mufflers. Yes, I was at Carlisle this year and saw, I think that it was Borla, with two lifts upgrading C8 exhaust. A big pile of the oem removals, some with the owner information so that they could be returned, others with no information. They lowered a just replaced exhaust C8, fired it up, no way, my ears hurt! I know that these axel back mufflers are all over the place. Have found two sets in Alabama, 7 hour drive, not shipping, around $100-$200/set. I will keep looking. Thank you so much for confirming the correct part numbers... Dave
          David-----

          By the way, the numbers I provided above were the original and last available part numbers; there was never a supercession as far as I can find.

          Imagine, folks removing these mufflers from their cars to install some bogus, loud aftermarket mufflers! CRAZY!
          Last edited by Joe L.; December 8, 2023, 05:36 PM. Reason: remove reference to titanium
          In Appreciation of John Hinckley

          Comment

          • David B.
            Infrequent User
            • November 10, 2021
            • 16

            #6
            Re: 2002 Corvette base Coupe Mufflers

            Joe,

            The muffler part numbers you provided are as you suggest, titanium. However, the titanium muffler is for the Z06. I do find some parts houses suggesting your numbers as the correct replacement. However, using the VIN and digging deeper, am told these do not fit my car. The base muffler is stainless steel.

            Checked out a friends 2002 C5 base coupe, just like mine, and both stock mufflers have #10320468. How can they have the same number? The mystery continues. I am going to visit our local Chevy dealer (biggest Corvette dealer in Missouri and with certified Corvette mechanic who has been quite helpful) parts department and ask them if they can shed light on this question.

            I just want a decent used OEM to get ride of the drone Magnaflows. Thanks for your help, I will let you know when I finally resolve this question...

            Dave

            Comment

            • Joe L.
              Beyond Control Poster
              • January 31, 1988
              • 43191

              #7
              Re: 2002 Corvette base Coupe Mufflers

              Originally posted by David Burke (68572)
              Joe,

              The muffler part numbers you provided are as you suggest, titanium. However, the titanium muffler is for the Z06. I do find some parts houses suggesting your numbers as the correct replacement. However, using the VIN and digging deeper, am told these do not fit my car. The base muffler is stainless steel.

              Checked out a friends 2002 C5 base coupe, just like mine, and both stock mufflers have #10320468. How can they have the same number? The mystery continues. I am going to visit our local Chevy dealer (biggest Corvette dealer in Missouri and with certified Corvette mechanic who has been quite helpful) parts department and ask them if they can shed light on this question.

              I just want a decent used OEM to get ride of the drone Magnaflows. Thanks for your help, I will let you know when I finally resolve this question...

              Dave
              Dave------

              The part numbers I mentioned are for the 2002 Z06. As a matter of fact, I always thought that it was only the Z06 that had the titanium mufflers but when I got to checking it appeared to me all 2002 had the same mufflers. I was in error. As I originally thought, only the Z06 had the titanium mufflers. The non Z06 were as follows and were stainless steel:

              GM #88895880-----left side

              GM #88895881-----right side

              The above part numbers were the same from 2002 to the time they were discontinued without supercession.

              As far as why both the left and right side mufflers have the same embossed part number, it's like this: the muffler component of the above referenced assemblies is the same. It's only when the exhaust pipe and other components of the assembly are added that the resulting assemblies become side-specific. This same thing is true of most Corvette muffler assemblies going back to at least the 60's. The muffler component of the assemblies was never available in SERVICE or, even, used in PRODUCTION. The assemblies were fabricated by the exhaust system manufacturer.

              I will correct the part numbers I provided in my first post.
              In Appreciation of John Hinckley

              Comment

              • Wes S.
                Very Frequent User
                • May 31, 1982
                • 201

                #8
                Re: 2002 Corvette base Coupe Mufflers

                David:
                Not sure where you are, but I have a pair of take off's I bought a few years ago. Can check the numbers on Sunday. If your near Raleigh North Carolina .
                Wes

                Comment

                • David B.
                  Infrequent User
                  • November 10, 2021
                  • 16

                  #9
                  Re: 2002 Corvette base Coupe Mufflers

                  Joe,

                  Got it, no problem. These new numbers are do match a couple of other sources that I have found. Why is this so difficult? Glad I don't have a C2, I can imagine the questions those parts raise! I am going to go with you numbers. By the way, where do you validate these?

                  Thanks...

                  Dave

                  Comment

                  • Joe L.
                    Beyond Control Poster
                    • January 31, 1988
                    • 43191

                    #10
                    Re: 2002 Corvette base Coupe Mufflers

                    Originally posted by David Burke (68572)
                    Joe,

                    Got it, no problem. These new numbers are do match a couple of other sources that I have found. Why is this so difficult? Glad I don't have a C2, I can imagine the questions those parts raise! I am going to go with you numbers. By the way, where do you validate these?

                    Thanks...

                    Dave
                    Dave-----

                    The information is derived from various parts information sources, all GM-sourced.
                    In Appreciation of John Hinckley

                    Comment

                    • David B.
                      Infrequent User
                      • November 10, 2021
                      • 16

                      #11
                      Re: 2002 Corvette base Coupe Mufflers

                      Wes, thanks! I am in St. Louis MO. We will not be down that way anytime in the near future so shipping is necessary. Please let me know what you find regarding part numbers. Have a great weekend... Dave

                      Comment

                      • Patrick H.
                        Infrequent User
                        • April 13, 2017
                        • 1

                        #12
                        Re: 2002 Corvette base Coupe Mufflers

                        Hi David,

                        I have a few sets of used mufflers in St. Charles and I live in Chesterfield (could bring a set home if pickup from their is more convenient.)
                        Patrick
                        314-393-8570

                        Comment

                        • David B.
                          Infrequent User
                          • November 10, 2021
                          • 16

                          #13
                          Re: 2002 Corvette base Coupe Mufflers

                          Thanks all for the input. I did find a OEM base set here in our area, $175 and in great shape. Much happier now with refined, quality sound and no drone rather than the "hot rod" sound (that was desirable in my youth). Now a real please to drive. The old MagnaFlows I removed are in excellent shape and I have several potential buyers lined up, FaceBook Marketplace. Again, thanks all...

                          Comment

                          • Joe L.
                            Beyond Control Poster
                            • January 31, 1988
                            • 43191

                            #14
                            Re: 2002 Corvette base Coupe Mufflers

                            Originally posted by David Burke (68572)
                            Thanks all for the input. I did find a OEM base set here in our area, $175 and in great shape. Much happier now with refined, quality sound and no drone rather than the "hot rod" sound (that was desirable in my youth). Now a real please to drive. The old MagnaFlows I removed are in excellent shape and I have several potential buyers lined up, FaceBook Marketplace. Again, thanks all...
                            David------

                            My condolences to your potential buyers.
                            In Appreciation of John Hinckley

                            Comment

                            • David B.
                              Infrequent User
                              • November 10, 2021
                              • 16

                              #15
                              Re: 2002 Corvette base Coupe Mufflers

                              Joe, ha! My sentiments exactly. Love the refined sound of the OEM. A couple of potential buyers have asked, "how loud are they." I say too loud for my 74 year old ears, not loud enough for my past 17 year old ears. One person responded that he is 44. I said, just right for you! Thanks for the great response... Dave

                              Comment

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