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  1. limitedstreet
    Post

    help with LLY Dually

    another update! Now have Magnaflow cat back exhaust, superchips/flashpaq tuner set on performance tow setting, and s&b filter setup. Many tanks,...
    Post by: limitedstreet, Feb 7, 2008 in forum: GM Duramax 6.6 (LBZ | LLY)
  2. limitedstreet
    Post

    help with LLY Dually

    update superchips flashpac tuner set on stage 2 driving easy with a s&b filter setup now gets 15.6. what about that manifold from b&d and a turbo...
    Post by: limitedstreet, Jan 15, 2008 in forum: GM Duramax 6.6 (LBZ | LLY)
  3. limitedstreet
    Post

    help with LLY Dually

    I am trying the Superchips Flashpaq Mileage is better, I don't know how much, waiting to fill up again. Running on the performance/towing...
    Post by: limitedstreet, Jan 7, 2008 in forum: GM Duramax 6.6 (LBZ | LLY)
  4. limitedstreet
    Post

    help with LLY Dually

    update I just put a magnaflow cat back exhaust and did the air box mods, per Kennedy Diesel website with a foam filter. Also installed 235/85...
    Post by: limitedstreet, Dec 30, 2007 in forum: GM Duramax 6.6 (LBZ | LLY)
  5. limitedstreet
    Post

    Mpg

    I don't even get close! I have a 05 3500 2WD CC Dually and get 12.5 empty @ 68-70MPH. Totally stock. Do you have any suggestions on what chip to get?
    Post by: limitedstreet, Dec 26, 2007 in forum: GM Duramax 6.6 (LLY)
  6. limitedstreet
    Thread

    help with LLY Dually

    I have a 05 LLY Dually that gets around 12.5 mpg city and 9 towing a gn with a total weight of 24k. the truck is totally stock. I have a Magnaflow...
    Thread by: limitedstreet, Dec 26, 2007, 10 replies, in forum: GM Duramax 6.6 (LBZ | LLY)
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