N54 Cooling - Temp Control Logic and what are your temps during extended track use?

[email protected] Nov 20, 2018

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• Replies: 338

(Edit) I am trying to refocus this thread to DME temp control logic only. For those who are newcomers to this thread you may want to skip straight to post #51 and pickup there. Thanks! (/Edit)

(Edit 3/18/19) This discussion has now morphed into...

Doc Race Big Twins S55 turbo kit

doublespaces Nov 10, 2018

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Here are all the photos I could find on it, but @DOC_Race will be putting out a big twin turbo kit for the S55.

I'm told it will be ordered with a variety of turbo sizes and is very customizable from 700hp to 1500hp. It will use...

Z4 GT3 Personal Build

Steve @ Pure Oct 24, 2018

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Check out this awesome Z4

Another 6at to dct conversion

DirtKurt Oct 23, 2018

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What's up everyone, I'm currently collecting parts to convert my 2009 335i 6AT to DCT. I've been re searching for awhile and feel like I have a pretty good grasp on most of what's involved.
Currently have on hand a 335is dct transmission out of a 2011...

Hydra Performance 135 Leichtbau State of the Art Thread

Hydra Performance Oct 23, 2018

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I've decided to create a thread to chronicle all the updates and developments I've put together for my 1er over the past few months. I've given much thought to improving several aspects of our driveline, and came up with several useful observations and...

Finally new dyno results with our VTT 135i!

[email protected] Sep 26, 2018

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• Replies: 51

Been a long time coming, but our white 135i is finally back together!

Sometime in 2017 the stock motor gave up so we shipped the car up to Vargas for an entirely new build. Budget oriented forged motor, GC2 turbos, and various little bits and pieces...

6HP28 Swap mated to N54

doublespaces Aug 17, 2018

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After many years of speculation, a 6HP28 has successfully been swapped in place of a 6HP21. There have been countless times this idea was brought up, only to be shot down as a stupid idea because the TCU was always locked down. Once XHP Flashtool came...

Bimmer Performance Center S63 tear down for bent rod (Pic Heavy)

[email protected] Aug 8, 2018

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Hey guys here are some photos I took during a tear down of an F10 that came in. Customer brought this M5 in because of a really bad sound coming from the engine. Surprisingly a check engine light never came on or a warning message. Once we brought it...

N54 DCT w/M3 Conversion

dyezak May 12, 2018

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• Replies: 156

This conversion requires expert knowledge of module coding and flashing. It will include the requirements to spoof an M3 Vehicle Order inside NCS Expert to allow NCS Expert to code certain modules correctly without modifying...

BMW X-Drive Front LSD Differential

Twisted Tuning Jan 29, 2018

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• Replies: 225

You Read it correctly. We are teaming up with @MFactory in our quest to further solidify the prior neglected X-Drive drivetrain found in our beloved BMW. We have worked with M-Factory in the past on Mazda oriented products and have...