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Thread: Which headers?

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  1. #1
    Join Date
    Mar 2007
    Location
    Newark, Delaware
    Posts
    931
    Why don't you just buy a set of headers and have an exhaust shop make you a y-pipe with cats?
    Big slow mud truck with a TUNE!!!!!!

  2. #2
    Join Date
    Feb 2008
    Location
    Sonoma County, CA
    Posts
    117

    Angry Headers

    Quote Originally Posted by Beatdown Z View Post
    Why don't you just buy a set of headers and have an exhaust shop make you a y-pipe with cats?

    Because you need a carb sticker to prove it's legal in all 50 states to run in good old Liberal California.........
    1999 GMC Sierra SLE sc sb 4.8l 4L60E, Comp 1.75 roller rockers, graniaelli maf, garneaelli wires, Aem brute force intake, BBK 80mm tb, Nelson tune, 2/4 drop, Denali rims, custom grill, Denalli guages, Edelbrock IAS shocks, Tahoe E-fans, Nelson harness, and tune, McGaughy's 2" drop spindles, New matched coil springs, Air Lift rear lowerd air bag kit, Air Lift wireless remote

    List of things to do
    4.10 gears and a new posi, Lt headers, Cam, Heads, Intake,

  3. #3
    Join Date
    Jan 2009
    Location
    Austin, TX
    Posts
    366
    Shoot, Down here n Taxas we dont even run manifolds!

    LOL!!

    5.3, E-fans, LPP longtubes w/offroad Y, Dual Magnaflow, K&N Cold Air, 160 thermo, Voodoo 212/218 .531/.531 113 cam, Nelson Tune, 4:11, Built 4L65E, TrailBlazer converter. SOLD
    _____________________________________
    2006 2500HD 6.0L Crew Cab 2WD

  4. #4
    Join Date
    Aug 2004
    Location
    Magnolia, TX
    Posts
    3,259
    Quote Originally Posted by Jermoslin View Post
    Shoot, Down here n Taxas we dont even run manifolds!

    LOL!!
    Texas!

  5. #5
    Join Date
    Mar 2007
    Location
    Newark, Delaware
    Posts
    931
    I emailed dynatech about getting a replacement sticker. I was thinking you could make your own header/cat system and slap one of their stickers on it. I told them that a "buddy" was buying a used Header system and needed a sticker and this is what they said:
    This all depends on what the regulations are for the area you live in. The statement that we currently tag on all of our systems and components is:

    NOTE: These products are intended for racing and off-road applications. Not legal for sale or use in the state of California, nor in states which have adopted California emission standards.

    This should get you what you need.

    Thank You for your interest.


    Greg Fuesler

    So I guess that is bad for you, right?
    Big slow mud truck with a TUNE!!!!!!

  6. #6
    Join Date
    Oct 2008
    Location
    Crimson Tide
    Posts
    168
    i cannot find any pacesetter longtubes that fit my 06 2500hd 6.0? anywhere?
    and also will they bolt up to the stock? and is even worth the money... just lookin for some more power of course... never have had a set of headers on anything i have ever owned.. i dont wanna screw with leaks either or check engine lights
    07 sierra 5.3
    Remington edition
    Afe CAI closed box
    SLP Cat-back (stainless)
    20in HD hoss black and chrome

    78 Chevy longwheelbase,350,holley 600cfm,6inch lift
    35'' swampers. 87 bed,fuel tank,doors.

  7. #7
    Join Date
    Jun 2009
    Location
    San Antonio, TX
    Posts
    13
    I've gone back and fourth with headers, read a lot of posts, a lot of different opinions. Here is a pretty good article with dyno results. It's on a 5.3 but you get the idea. I was never convinced that headers are worth the money on a truck unless you're consistently running higher RPMs and/or have the money. It just doesn't seem like there is as much power to be gained through exhaust work in the newer cars. I think the factory cats are fairly high flow so even adding some random technology cats will not really do all that much if you're looking for real performance.

    325CI LM7 - Stainless Works Headers & Catback Install - GM High-Tech

  8. #8
    Join Date
    Sep 2007
    Location
    H-Town
    Posts
    212
    Check out Stainless Works. I run their LTs on my 06 2500HD. Really nice headers.
    ________________________
    2006 2500HD, RCLB, 4X4
    6.0, 4L80e, 14 bolt

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