Thread: 2020 M340i JB4
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      08-25-2019, 04:53 PM   #18
nola2atx
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Drives: 2020 M340i
Join Date: Apr 2017
Location: Austin, TX

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Quote:
Originally Posted by chenry View Post
Quote:
Originally Posted by evermire View Post
I transferred mine from my previous 340i to the new M340 about a month ago, no issues so far. I need to buy the BT kit as JB4 doesn't have dash compatibility with the digital cockpit, which is what I relied on for changing maps and deactivating. Also, I couldn't figure out how to enable (if it even works at all) the can flap open feature since that was only accessible from the stalk controls (no controlability from the PC application over USB).

As far as performance, it's been great so far but I don't regularly push it to max boost levels. It is definitely making a difference being set on Map2 in my case.

Last comment, install was pretty straight forward and comparable except for one aspect in my opinion. Getting through the firewall. There is a black plastic piece in the area of the drivers side hood hinge that needs to be removed. It takes some finagling but it can come out without damaging anything. Once that is removed, it's fairly easy to punch through the silver metallic sticker that covers the access into the drivers footwell. I used a fish tape and didn't even have to remove any lower plastic pieces in the footwell, as I was able to wiggle the fish tape to pop out around the OBDII connection, then feed the small end of the JB4 cable back through to the engine compartment. Everything tucked in nicely into the area under the plastic cover.
this is awesome would you be open to meeting in Huntington Beach/Westminster (basically 405 and Westminster Blvd) for a dyno comparison between your car and a flashed car? with the new HPFP I'm wondering how the cars will perform with the piggyback. We can grab numbers, performance variables etc...I think that would be great to share with the forum - we can even broadcast live.

Anyhoo are you open to putting your car on a dyno and hanging out for an hour or so while we do the same with a flashed car?
This sounds great! Do it!

Also, grab some real life 0-60 and 60-100 stats.
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