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Thread: Does anyone tune the new 5.3L

  1. #1
    I just bought a new body 2007 Silverado Ext Cab with the 5.3L engine. Does anyone offer tuning for it and what might I gain?
    2007 Chevy Silverado Silver Birch 5.3L new model ext cab, Automatic, 3.73 gears....All stock so far!

  2. #2
    Join Date
    Dec 2006
    Posts
    4,033
    not really foresure but i would ask the one and only allen nelson at nelson-preformance.com if anyone knows he will
    Simple: 408 on steroids!
    single digits coming soon!

  3. #3
    Join Date
    Jun 2004
    Location
    george west texas
    Posts
    3,694
    yup!!!
    they got this one running a 13.3 in the quarter with very little mods:
    http://www.performancetrucks.net/forums/sh...ad.php?t=387522
    '13 silverado LT...stock

    '11 lt 4x4 z71..tvs1900

    '01 gmc twins 6.0 jakes 400 ladder bars w/ coilovers tuned by nelson performance

  4. #4
    <div class='quotetop'>QUOTE(bud8fan &#064; Mar 10 2007, 12&#58;10 PM) [snapback]85916[/snapback]</div>
    yup&#33;&#33;&#33;
    they got this one running a 13.3 in the quarter with very little mods:
    http://www.performancetrucks.net/forums/sh...ad.php?t=387522
    [/b]

    That truck is fast&#33;

    Makes me think I can tweak mine a bit
    2007 Chevy Silverado Silver Birch 5.3L new model ext cab, Automatic, 3.73 gears....All stock so far&#33;

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