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Thread: E78 Speed Density OS Patch Request

  1. #1
    Potential Tuner
    Join Date
    Aug 2014
    Posts
    2

    E78 Speed Density OS Patch Request

    Got my 11038BB turbo running good by zeroing out the MAF, only problem is the stock operating system uses the MAF for cruise control (Load Calc).

    Right now the only company that provides a patch is Trifecta, but they are terrible and after almost a year they still haven't sent me an update. I like having control over my own tune, my hp tuners tune > trifecta tune. But not having cruise control is crippling.

    If Hp tuners can patch the cruise control or load calc and other things to make it a complete SD tune, i believe it will allow for people to sell turbo kits and give them a chance at giving it a decent tune.

  2. #2
    Tuner in Training
    Join Date
    Mar 2015
    Posts
    13
    Why don't you reduce the MAF tube to the stock 2.75" and run the MAF? It's not going to lose you any power and helps with drivability. No reason to run speed density with the car already having such a large MAF from the factory. At 202whp and 21psi running a stock turbo on e85 the MAF is barely cresting 7000hz.