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Thread: Another dual exhaust ?

  1. #11
    Join Date
    Dec 2006
    Posts
    4,033
    Quote Originally Posted by timber74wolf View Post
    Update... After reading everyone's responces last night and getting up this morning and driving to the muffler shop I decided on the muffler back setup. The copy of the Flowmaster sounds great and the workmanship was great too! Total cost was 160.00 out the door. All I provided was my truck and my previously used Stainless Steel Echo chamber tubes that I salvaged from the Summit catback system. I ran the 2.5" duals from the muffler back to prevent the loss of too much backpressure. Truck runs and sounds great.


    cool, post clip of the sound, so do you think you may have gained alittle or maybe lost alittle between the the 2
    Simple: 408 on steroids!
    single digits coming soon!

  2. #12
    Join Date
    Feb 2007
    Location
    Fort Worth
    Posts
    9,578
    Quote Originally Posted by skeet View Post
    cool, post clip of the sound...
    +1

    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

  3. #13
    Join Date
    May 2008
    Location
    Houston, TX
    Posts
    252
    Well with the Summit Catback system I complained that I did not really feel any gain or difference. So when I installed my stock GM muffler and tailpipe back on; single in single out my truck became more torquey. So with this exhaust setup it feels like I gained more, but I cannot decide if I lost any torque. It feels like it accelerates alot smoother. So if I had to say anything I think it is still just as torquey, but until I hook my bike trailer on it I cannot really decide. However I am happy. Sound clip will have to wait for now until I get a camcorder and figure out how to upload a sound clip.
    2014 GMC Sierra Crew Cab
    -5.3
    -Gibson Exhaust

  4. #14
    Join Date
    Dec 2007
    Location
    Union, MO
    Posts
    510
    I have a single 3" cat-back with a Magnaflow going to a 3" chrome tip. I noticed that I lost some torque and it seems like is has to downshift more frequently more noticeably when going up a hill on the Hwy. Mine is a 4.8 with a CAI
    2010 Silverado ECSB LS 4x4. Only mods so far are a K&N drop in filter and a Rough Country 2" front level kit

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