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      01-19-2022, 12:31 PM   #10
Dinosoar
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Drives: 2022 230i M Sport
Join Date: Nov 2013
Location: Northern Virginia

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2022 BMW 230i  [0.00]
Quote:
Originally Posted by Hpirx View Post
All those vendors you mentioned make pretty safe, mild stage 1 tunes via a plug in type module. They generally work by "fooling" the engines ECU with changed sensor readings to generate a bit more power. They are all considered pretty safe, as the gains are still on the low side compared to a "flash" tune which changes the programming of the ECU itself.
The plug in type are also generally a lot less expensive and can be removed fairly easily, depending on the type.
Flash tunes like MHD, BM3, MG, etc. can give you much greater gains, but also need a lot more attention, modifications to be trouble free.
Also, the later B58s have locked ECUs from the factory and cannot be flashed presently, unless you're willing to ship the ECU to Russia for a bench unlock!
I'm not familiar with what's available for the B48 specifically, but I think you should be ok with any of those brands for a mild increase in performance.
Thanks! Super helpful for me.
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