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Thread: spiral flows

  1. #1
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    spiral flows

    this is kind of a stupid question...but, does anyone know if moroso spiral flows are directional? i didnt even think about it when i welded it up.
    for my truck having no cats, its way quieter than i expected and has a loud rasp at high rpms. maybe if i do true duals itll be louder.
    02' silverado ext. cb 2wd , 5.3 liter 325c.i. LM7, ported and polished throttlebody with bypass, Jannetty Racing 87 octane dyno tune, cold air intake with custom ram air, Heavy duty built 4l60e with vette servo, Z-pac clutches, "The Beast" Sunshell, transgo shift kit, yukon 4.10 gears with true trac, custom exhaust with Moroso Spiralflow, no cats, MSD 8.5 race wires, NGK TR55's
    Quote Originally Posted by farmtruc View Post
    Damn dude, take it easy on yourself during personal wacky time lol.
    Sometimes it can get out of hand
    Quote Originally Posted by DamnYankee View Post
    Satan just called - hell froze over.
    Quote Originally Posted by pl4yboy View Post
    I take it like a virgin on prom night... I'm not happy, it hurts, but at the same time, I'm too drunk to care.

  2. #2
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    Not sure about the answer...I would think they would be non-directional. Would love to hear a sound clip and your feedback on them though - always wondered about them...

  3. #3
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    yes they are...one end say in i belive...i love mine by the way
    2007 RCSB|DTR81 built LSx 3xx|PRC|NX|BOGART|MSD|QUICKFUEL 950 E85|4L80|FTI Converters|Smith RaceCraft|Racepak
    midweststreetcars.com

  4. #4
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    I would think most mufflers have a specific "In" and "Out" direction. I would get that muffler off there QUICK and make sure you have it in the correct flow direction before you mess anything up... You've recently spent some $$$ on that truck, and I would hate it if you had to buy a new motor cause you welded a muffler in the wrong direction...

    2000 ECSB 6.0L
    TORQUER V2 CAM ● COMP 918's ● 7.4 HARDENED PUSHRODS ● K&N SERIES 77 CAI ● 80mm BBK ●PACESETTER LT HEADERS AND 3'' ORY ● SUPER 40 FLOW ● 3000 STALL ● 4.10s ● BUILT 80e ● VORTEC PERFORMANCE TUNE ● MSD 8.5mm PLUG WIRES● ELEC. CUTOUT ● UD & ALT PULLEYS ● FLEX-A-LITE E-FANS ● 22" CENTERLINE STINGRAY III's ● LUND FIBERGLASS TONNEAU ● 2" LEVELING SHACKLES ● 12K HID LOWS & FOGS ● LEDs ● DEBADGED ● WHITE-FACED ESCALADE GAUGES ● KICKER 450.1 ● 2-CVR 10's ● DS60's ● K693's

  5. #5
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    Quote Originally Posted by txarkitekt View Post
    I would think most mufflers have a specific "In" and "Out" direction. I would get that muffler off there QUICK and make sure you have it in the correct flow direction before you mess anything up... You've recently spent some $$$ on that truck, and I would hate it if you had to buy a new motor cause you welded a muffler in the wrong direction...
    hahaha I doubt it'd be that serious, but I'm sure my morosos either had an arrow stamped on it or labeled in or out
    2007 RCSB|DTR81 built LSx 3xx|PRC|NX|BOGART|MSD|QUICKFUEL 950 E85|4L80|FTI Converters|Smith RaceCraft|Racepak
    midweststreetcars.com

  6. #6
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    There is a idiot here in town who has a 03 SSS, he bought a cherry bomb, single inlet dual out let. He put it in backwards, it sounds like butt hole and is quite. He also drives around with a gauge pillar with no working gauges in it, and he claims to have long tube headers and says his black SSS is rare and one of the last ones made. Just letting you know how big of an idiot he really is.

  7. #7
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    yeah, mine kinda does sound like a butthole, and nothin like yours Parker.
    i only bought mine because i loved how yours sounded, but then again i dont have true duals either...or a cam. guess ill have to go back under the truck and check it out again. Thanks for the help guys

    .............and mozey, heres a great sound clip of them for ya....sounds badass! http://www.ls1truck.com/forums/pics-...ound-clip.html
    Last edited by yellowdemon327; 07-17-2008 at 08:42 PM.
    02' silverado ext. cb 2wd , 5.3 liter 325c.i. LM7, ported and polished throttlebody with bypass, Jannetty Racing 87 octane dyno tune, cold air intake with custom ram air, Heavy duty built 4l60e with vette servo, Z-pac clutches, "The Beast" Sunshell, transgo shift kit, yukon 4.10 gears with true trac, custom exhaust with Moroso Spiralflow, no cats, MSD 8.5 race wires, NGK TR55's
    Quote Originally Posted by farmtruc View Post
    Damn dude, take it easy on yourself during personal wacky time lol.
    Sometimes it can get out of hand
    Quote Originally Posted by DamnYankee View Post
    Satan just called - hell froze over.
    Quote Originally Posted by pl4yboy View Post
    I take it like a virgin on prom night... I'm not happy, it hurts, but at the same time, I'm too drunk to care.

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