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Thread: Which Cats to buy? I cut mine off and it is tooo loud.

  1. #1
    Well this one? http://www.jegs.com/webapp/wcs/stores/serv..._10002_74426_-1

    I really do not care how it looks I want it to flow and cut a little noise.

    Or this one.
    http://www.jegs.com/webapp/wcs/stores/serv...10002_411601_-1

    Want it to work well for a large cubic inch engine in the future.
    I will post video of how loud it is tonight.

    Thanks ahead of time.
    99RCSB Broke because I wasted thousands and thousands of dollars on my truck.

  2. #2
    Join Date
    Sep 2005
    Location
    Austin Tx.
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    13,138
    I know I only have a 4.3, but im running 2 3" in/out magnaflows and I really like them. Mine's not "pingy" at all, and it really accents the sound of the motor. I would go with the second one
    1951 3100
    1984 C10

  3. #3
    <div class='quotetop'>QUOTE(duckysbht &#064; Jun 23 2007, 10&#58;10 AM) [snapback]97551[/snapback]</div>
    I know I only have a 4.3, but im running 2 3" in/out magnaflows and I really like them. Mine&#39;s not "pingy" at all, and it really accents the sound of the motor. I would go with the second one
    [/b]
    Do you know which ones they are? Are the high perf or just universal fit? What do you think of those spun cats? The raspiness is too much especially on the interstate doing 80. You have to yell to talk to the person next too you.
    99RCSB Broke because I wasted thousands and thousands of dollars on my truck.

  4. #4
    Join Date
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    I think mine were just the universal hi-flow cats
    1951 3100
    1984 C10

  5. #5
    Join Date
    Apr 2005
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    4,229
    I just ordered the 3" spun Magna&#39;s last week. performancepeddler.com is the way to go.
    Gone, but not forgotten!

  6. #6
    Join Date
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    <div class='quotetop'>QUOTE(duckysbht &#064; Jun 23 2007, 09&#58;10 AM) [snapback]97551[/snapback]</div>
    I know I only have a 4.3, but im running 2 3" in/out magnaflows and I really like them. Mine&#39;s not "pingy" at all, and it really accents the sound of the motor. I would go with the second one
    [/b]


    any chance i could hear a sound clip of ur 4.3 ive been trying to decide on an exhaust system for awhile now. and im wary of the ricer sound that alot of exhaust systems give v6&#39;s.

    thanks
    05 Chevy Silverado. Regular cab, short bed.
    -4.3L
    - Sung Top tonneau bed cover.
    imco custom dual exhaust,
    custom air intake,
    ls1 build in progress..

  7. #7
    Join Date
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    just put a quieter muffler and save the &#036;
    Quote Originally Posted by DamnYankee View Post
    lol...I wish you would never paint your truck...I bet it bugs them that much more that a primered up truck just soggied his Wheaties. good job buddy
    sprayedenali: i like catching, but not fishing
    DBTBSS: bring Tyler... we need someone to make fun of
    MidnightRider: your right im gay
    DamnYankee: my nana failed
    DamnYankee: confused...if it can't keep up to begin with, how can it keep up
    mitch cobb racing: ya, allen played with it for a while, HUGE difference

  8. #8
    Join Date
    Apr 2003
    Location
    Mansfield, Texas, USA
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    Cool

    Just reinstall the ones you took off...
    The superior man is modest in his speech, but exceeds in his actions. - Confucius

    "He who asks of life nothing but the improvement of his own nature, is less liable than anyone else to miss and waste life."- Henri Frederic Amiel

    '01 Chev Z71 LT - '85 BMW 745i TURBO - '88 BMW 750iL - '88 Ford F150 XLT Lariat - '79 MB 240D - '79 MB 280S Euro
    '80 MB 380SE-5.0 Euro - '85 MB 300SD - '87 MB 300SDL - 1990 MB 300SEL - '91 MB 300SE - '91 MB 560SEL

    Let's face it, the red hair... makes 'em wet.


  9. #9
    Join Date
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    I&#39;m with Eric. I think the stockers flow around 480 CFM as opposed to most "high-flows" which flow about 500 CFM. I also believe the 480 CFM is more than your engine is expelling anyway, which would defeat the purpose of using a so-called "high-flow" cat.

    I&#39;m open for correction, but I think that&#39;s pretty accurate....

  10. #10
    <div class='quotetop'>QUOTE(DamnYankee &#064; Jul 2 2007, 11&#58;49 PM) [snapback]98441[/snapback]</div>
    I&#39;m with Eric. I think the stockers flow around 480 CFM as opposed to most "high-flows" which flow about 500 CFM. I also believe the 480 CFM is more than your engine is expelling anyway, which would defeat the purpose of using a so-called "high-flow" cat.

    I&#39;m open for correction, but I think that&#39;s pretty accurate....
    [/b]
    My cats were dead and throwing the code like a thug with his gang sign. I ordered the spun magna flows. Someone said they flow 600cfm. I like FLOW.
    99RCSB Broke because I wasted thousands and thousands of dollars on my truck.

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