Walker Super Dynomax Mufflers

Discussion in 'Parts for sale' started by rkammer, May 5, 2022.

  1. rkammer

    rkammer Gold Level Contributor

    My car goes in Saturday morning for installation of a pair of the Walker Super Dynomax muffs in 2 1/2 inch with the 20 inch case. I had to buy both the 17748 (Offset/Center), and the 17749 (offset/offset) to be sure my exhaust guy has the one he likes best for fit to my MagnaFlow exhaust with the "X" pipe.

    So, Saturday I'll have a pair of brand new, (box never opened) pair of Walkers. If anyone would like a pair brought to the Nats, please post here as to which one you would like and I'll get back to the people that want the one I didn't use. It'll be Saturday night before I know for sure. Price is $140 for the pair brought to BG. DynoMax Muffs.JPG
     
    gs66 and J. Jaeger like this.
  2. 72GSX4ME

    72GSX4ME Speed Racer Wannabe

    Interested if the ones you are selling are side in and center out. I will be at the Nationals Wednesday thru Saturday. Please let me know.

    WIll
     
  3. COMPTA

    COMPTA Well-Known Member

    Hello.

    If they are the 17749, I may be interested.
     
  4. Buizila

    Buizila GO BROWNS !!!!!!

    He has listed all the questions yous are asking in his description
     
    rkammer likes this.
  5. rkammer

    rkammer Gold Level Contributor

    Ok, the 17749s are for sale. $140 for both. They are offset in/offset out COMPTA is first in line.
     
    Last edited: May 7, 2022
  6. rkammer

    rkammer Gold Level Contributor

    Sorry, the ones I'm selling are side in/side out.
     
    455 Powered likes this.
  7. rkammer

    rkammer Gold Level Contributor

    Just to be clear, I’m selling a pair of Walker DynoMax Super Turbo mufflers in 2 1/2 in. Part number 17749 side in/ side out. They are brand new in original boxes. $120 brought to Bowling Green.
     
    Last edited: May 9, 2022
  8. rkammer

    rkammer Gold Level Contributor

    Muffs sold to COMPTA.
     
  9. JCP

    JCP Well-Known Member

    Ray, what made you switch to the dynomax mufflers?
     
  10. rkammer

    rkammer Gold Level Contributor

    Well, I've had them on 3 or 4 of my previous GS big block cars and the sound is really mellow until you accelerate and they get bolder and bolder as the RPMs go up. And they don't drone at all. That's a big deal for me as I love to listen to my favorite music on satellite radio when I'm cruising

    And there's a performance reason too. A few years ago the GSCA ran very comprehensive tests on most of the performance muffs of the day (Walker, MagnaFlow, Borla, Flowmaster, et al.). And, they equaled or outperformed them all. The best flow is with the full size 20 inch case. On my current GS455 I had the MagnaFlows full 2 1/2 in. stainless system. It was not only loud but droned badly in the 2000 -2500 RPM range. That's why I sold the MagnaFlows and replaced them with the Walkers. What a difference.

    I should mention that I have stock manifolds and the MagnaFlow muffs I took off were 14 inch cases while the DynoMax muffs are 20 inch. That might be a factor.
     
    Last edited: Jul 30, 2022

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