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Thread: new 6.0

  1. #11
    Join Date
    Jun 2008
    Location
    Santa Paula, CA
    Posts
    357
    clean nali man...anymore pics
    Quote Originally Posted by sleeper1500 View Post
    Done took 'er down to the Pep Boys an pimped it out.
    03 silverado 5.3L
    H.I.D's, 40 series Flow dumped , CAI, 2in Shackles

    03 Tahoe- C.A.I, magnaflow, h.i.d's...more to come

  2. #12
    Join Date
    Mar 2009
    Location
    Houston
    Posts
    15
    Dynatech LT's with HiFlo Cats works & sounds great. Expensive but worth it
    2008 K1500 Suburban 5.3L: 6" Rancho Lift, XD Rims, 315/70/R18 BFG A/T...awaiting engine mods

    2003 K1500 Suburban 5.3L: Magnacharger RADIX @ 10lbs, FAST 50lb Injectors, Dynatech Longtubes w/ Hi Flo Cats, Custom Pipes w/ Flowmaster 44's, Eaton Rear @ 3.73, Century Racing 4L80E Trans w/ Circle D 2800 Stall, Custom Driveshafts, 33" Hankook ATM PRO, G-Force Dyno Tune....

  3. #13
    Join Date
    May 2009
    Location
    kennesaw GA
    Posts
    49
    try to get more picks up soon trying yo link a video what am i doing wrong? thanks for all the info. anyway search 05 sierra denali on youtube
    Last edited by bam; 05-23-2009 at 10:40 PM.

  4. #14
    Join Date
    Mar 2006
    Location
    Mesquite
    Posts
    8,176
    Welcome to the forum and nice truck.

    As far as recommendations, I would say sell the throttle body spacer and skip the high-flow cats. The stock cats flow just fine. You might look into OBX headers to see if they make them for the Denali. They also come with resonators that are a straight-through design but look just like cats.

  5. #15
    Join Date
    May 2009
    Location
    kennesaw GA
    Posts
    49
    thanks for the help although i have not been able to find any LT's except pacrsetters

  6. #16
    Join Date
    Nov 2007
    Location
    Bakersville, NC
    Posts
    608
    Welcome man, google obx silverado ss headers or sparkteckmotorsports and you'll find the obx headers.
    David,
    2003 GMC Sierra Denali, LQ4, AWD, AWS, 4.10, Wheatley 93 tune, LT headers, GMPP CAI, BBK 80mm TB, MSD wires, E3 plugs, 160* T-stat, Flowmonster DI/DO, cutouts. Working on 4.8 heads, just purchased Comp 228R cam, 918 Springs, TI retainers, 7.4 hardend pushrods,

  7. #17
    Join Date
    May 2009
    Location
    kennesaw GA
    Posts
    49
    thanks sierrass so these should fit the denali also

  8. #18
    Join Date
    Nov 2007
    Location
    Bakersville, NC
    Posts
    608
    Yes they will (should)and are around 500 shipped. Cant beat that. I've talked to a C3 owner on another site that is running them and loves them and said that they went on fairly easy with no clearence issues. But im shure that evry truck is a lil bit different.
    David,
    2003 GMC Sierra Denali, LQ4, AWD, AWS, 4.10, Wheatley 93 tune, LT headers, GMPP CAI, BBK 80mm TB, MSD wires, E3 plugs, 160* T-stat, Flowmonster DI/DO, cutouts. Working on 4.8 heads, just purchased Comp 228R cam, 918 Springs, TI retainers, 7.4 hardend pushrods,

  9. #19
    Join Date
    Nov 2007
    Location
    Bakersville, NC
    Posts
    608
    David,
    2003 GMC Sierra Denali, LQ4, AWD, AWS, 4.10, Wheatley 93 tune, LT headers, GMPP CAI, BBK 80mm TB, MSD wires, E3 plugs, 160* T-stat, Flowmonster DI/DO, cutouts. Working on 4.8 heads, just purchased Comp 228R cam, 918 Springs, TI retainers, 7.4 hardend pushrods,

  10. #20
    Join Date
    Aug 2008
    Location
    North Texas
    Posts
    12,078
    Stainless Works or Dynatechs FTW.

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