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Lol. I know all that, also welcome. <3

People are laughing, but I'm damn serious.

https://en.wikipedia.org/wiki/BMW_B58 Start at the models that end in M1 and go down.

Doesn't need to be 6 port, obviously. The 2020 Supras aren't.

Mine is an 2019 BMW X5 ecu. Any 2nd gen B58 ECU works.

If any of you ends up with a tan interior and wants to swap with my premium black, just say the word.

Nope. No idea.

Well, the OE ECU would be the one that's opened, not the Femto, and I'm not sure if they opened it or not. I've since opened it for other reasons.

Car will be fine. There are several options out there to deal with the valve. You can just tuck it up or delete it with something like this: Image stolen from Colton.

450ish.

More like constant charging.

Definitely no need to change the JB4 map before you do this.

Yes. Just the OBD port.

Yes. Some of the fast cars run them. They require constant charging. Unless your car lives at the drag strip and in a trailer, this is not the battery you want. You want the Antigravity one.

?

Gen 1 B58s suffered from "bursting" at "high" boost pressure. ~24-25psi, which is too much from the stock turbo anyway. I wasn't referring to the N55s cracking under engine twisting.

Yeah, I just said that. :p

Yours is broken, you just don't know it.

The Femto guys are good and definitely not predatory. They have a method to get us what we need, and it's reasonably priced at $800-$900 bucks. If they're worried about taxes/dutys/traveling with equipment and/or having their secret stolen, that's their prerogative. There are also stateside...

No. I mean the Gen 1 B58. Engine used in "older" BMWs.