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  1. 2016+ XLD28 Duramax Powertrain
    Hey guys, I am playing pure hell trying to delete my 2.8. I went through Same Day Tuning with an EFILive delete/tune. 5 months of back and forth and NOTHING. Can anyone help me with a tune/delete that works? HP Tuners MPVI2 has a tuner that they claim works, but I can't get hold of a human...
  2. EFI Live
    I know efi live is the best but which efi live tuner is the best looking for overall upgrade and little bit of smoke i have a 165 lift pump and all stock except air intake and exhaust
  3. Vehicle electronics/ Programmers For Sale
    I have a Black Bear Performance AutoCal efi live for sale. I bought it back in like 2017 and never put it on my truck because I was out of state. I have sold that truck and it has just been sitting here collecting dust. It was for a 2015 Silverado 5.3L but they told me they could be used on...
  4. EFI Live
    I have a 2012 LML I just purchased a truck used it has a five position under the dash with yellow and black wires running right to the ECU not too sure what tunes are on it or whoever made the tune is there a way I can figure this out
  5. General Discussion
    I’m buying the HSP full max air flow kit, the person I bought it from had a sinister blocker plate delete and idk what tune is on it. It also had mbrp 4” exhaust. Needing help finding tunes and programmer to switch on the fly pls help!
  6. EFI Live
    Hey guys, I’m trying to find out who does good tuning for efi live in the Orlando FL area? Or just who still does good tuning for EFI in general. There’s a lot of companies and I’ve seen a lot of mixed reviews. I’d also rather have it dyno tuned if that’s possible with EFI so there’s no...
  7. 06-07 LBZ & LLY Performance Parts Discussion
    I recently bought a 06 (lly) or llz as some people call them and I have no idea what this tuner is or what it does. ill attach a photo, the selector nob with 1-5 is the only thing I see in the truck. thanks for the help!!
  8. Aftermarket Mods.
    First off curious to know what the max power the stock transmission can take with a transmission tune? Also is it more reasonable to rebuild or buy a new unit ? What’s the best bang for the buck? and I’m looking to be around 700 rwhp . Thanks!
  9. Transmission Shop
    :confused:Gents- Recently "replaced" the DPF with a nice little piece from diamond eye. Used a thumb stick(?) "DPF-R 4.0" did the reprogram to eliminate regen.... Now, I have a horrible almost scary hestitation almost slipping feeling at 1/4 throttle, through all gears. if I roll into WOT I...
  10. EFI Live
    I am struggling to breath with the price of Diesel right now. As you can see from my signature, I have an '06 LLY w/6 speed. Here are the few mods that I do have: S&B Intake CAI Straight Pipe I am avg 13 MPG in town and can get up around 15.5 on the HWY. I have a front-end replacement (so...
  11. 11-16 LML Duramax Powertrain
    I read on deiselplace forum that edge might have a success for the first tune for the LML. Wanted to see if anyone else can confirm this and might know more..
  12. Performance Upgrades
    MY 01 2500 4x4 has 173k miles and has done nothing but plow and tow its whole life so I just wanted to know how much power you guys think my tranny will hold reliably. Thanks in advance, Scott
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