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Thread: What is the Best Chip for the Duramax LB7

  1. #1

    Default What is the Best Chip for the Duramax LB7

    Hi:

    I have been trying to decide what is the best chip to run in mu 03 duramax Lb7. I have installed an AFE stage 2 intake and a 4" Stainless Magna Flow exhaust. once i changed it i noticed a lot louder exhaust noise, but as long as I drive it consistently I see about a 2-3 MPG increase. Now I am considering the Chip. I installed a temporary Freebie Bully dog temporary download and Holy Crap, did it go. It was also much quieter than the factory settings with the download installed. It Drove like a supercharged sports car. three days later when the download de activated, it was a really noticeable difference and the exhaust noise came back. I suspect this is mainly injection timing. the Truck ran much smoother with the Bully dog download as well.
    want to put in a chip with in cab adjustability and built in guages, but cannot seem to find out which chip Bully Dog or Edge is better overall and would give the best fuel economy both empty and towing.

    If someone has some tips and comments please add them. Thanks

    Tracy Grills, Calgary, Alberta, Canada

  2. #2

    Default

    Tracy -

    I moved your post to this forum in hopes that you'll get MORE educated opinions. I haven't run enough to know what is the best, will leave that to others that have run more performance products than I.
    Last edited by Mark Rinker; 05-18-2006 at 11:26.
    2011 Chevrolet Tahoe 5.3L daily driver
    • Previous owner of two 1994 6.5L K3500s, '01, '02, and '05 6.6L K2500s, '04 C4500, '06 K3500 dually, '06 K3500 SRW, '09 K3500HD SRW, '05 Denali
    • Total GM diesel miles to date : ~950K

  3. #3
    Join Date
    Dec 2001
    Location
    Sharpsburg, GA, USA
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    Default

    The Edge with the Attitude is a solid performer. They have always met their advertised horsepower and torque gains on the dyno as well.

    I give the Edge a shot over the Bully Dog products any day.
    2002 LB7 D/A 2WD. Suncoast Stage V. KD EFILive Tuned, KD N2O, KD 40 Over Injectors, MDP Custom Fuel System, KD MEGA Filter, BD Turbo

    2005 LLY D/A 2WD. KD Headlight Booster, KD 4/5 Exhaust, Suncoast Stage V, KD EFILive Tuned.

    LB7:12.8@108 #2 Only 11.92@115.62 #2W/N20
    LLY: 471HP & 990 TQ 13.58@100.57

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  4. #4
    Join Date
    Mar 2000
    Location
    Loyal WI US
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    10,792

    Default

    I would also like to point out that those who fear warranty issue and "tracks" in their computer had best steer clear of these temporary tuners as THEY will be the most likely to leave distinctive tracks...
    Kennedy Diesel-owner
    More than just a salesman-I use and test the products that I sell on a daily basis!
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  5. #5
    Join Date
    May 2005
    Location
    Nashville, TN.
    Posts
    62

    Default Which One??

    homerent@telus.net,

    It's hard to beat the Edge Juice/Attitude on an LB7, lots of HP, gauges, and safety features too. Call us if you have any questions, sometimes the toll free doesn't work in all parts of Canada, try 615-834-0066 if it doesn't.

    Mark @ DPPI
    DIESEL PERFORMANCE PARTS INC. 1-866-455-7788 www.DIESELPERFORMANCEPARTS.COM WE GUARANTEE OUR PRICES, PERIOD! MBRP EXHAUST SYSTEMS, EDGE PRODUCTS, SMARTY, AUTO METER GAUGES and MOUNTS, DiPRICOL GAUGES, SUPER CHIPS MICRO TUNERS, DIABLO PREDATOR PROGRAMMERS, AFE INTAKE & EXHAUST SYSTEMS, PML ALUMINUM TRANS PANS and DIFF COVERS, VAN AAKEN PERFORMANCE MODULES, TS PERFORMANCE, POWERSLTO ROTORS, HAWK BRAKE PADS, FASS SYSTEMS by DPP, SUNCOAST TRANSMISSIONS, BOSCH INJECTION SNOW WATER METHANOL SYSTEMS, BULLY DOG PRODUCTS, ARP Studs, FLUIDAMPR, STANADYNE ADDITIVES.

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