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  1. BMW Coding and Programming
    Hello all - I'm hoping someone can help as I've spent an extraordinary amount of time and waste of money on download links. I have an early 2013 F10 535i and have installed MHD ECU flash software to load JB4 Back End Flashes. When I installed the MHD software I ended up with Chassis...
  2. New Member Introductions
    Hey everybody, finally got my wagon yesterday after months of shopping and waiting for shipping. Absolutely in love with it so far, and got some big plans for it. Anyone got an N54 JB4 they're willing to sell?
  3. E90/E91/E92/E93 (2006 - 2013)
    So my 08 e92 335i was already tuned and the owner took the tune out before he sold back to dealership and didn’t flash it back to stock. I was Thinking on getting the jb4 tune myself and installing it and use MHD. Or should i go To a performance shop first?
  4. E60 / E61 (2004 - 2010)
    Hello I am hoping that someone else has had this problem with their e60, So I've been having battery discharge issues and replaced the alternator, bought agm battery, replaced a relay that was throwing a code, and bought an rdc module since it was missing. Now it is reading codes A85F, 2E8E...
  5. Performance
    Works flawlessly. Just went with a custom tune, hence the sell. Will fit Bmw X5m/x6m from 2015-2019 and maybe some other s63 engines. price $1400. It was $2500 new.
  6. E90/E91/E92/E93 (2006 - 2013)
    Hey guys my 335i has FBO, upgraded turbos, upgraded lpfp. For some reason under WOT the car goes into map 4 and limits the boost to 6psi. I have attached my logs with this post. If anyone can help that would be great. The car was running fine before and randomly developed this issue. I suspect...
  7. Cars - Private Party
    2nd Owner hard-top convertible for sale. Lots of custom touches! Over $14000 invested in upgrades. Must see to appreciate! 400 hp twin turbo with paddle shift automatic transmission. Factory Crimson Red paint with Satin Pearl White vinyl wrap on exterior. Interior is Cream Beige Dakota Leather...
  8. Performance
    I had this installed on a 535i for a couple years. Easily the best performance mod I have ever done. Sold the car and took the BJ4 off. Comes with plug n play harness. N54 version $225 shipped
  9. Performance
    For sale are a few Burger Motorsports parts. All parts were purchased new from Burger Motorsports in June of last year with the exception of the intake which is a couple years old but still in great condition. All parts came off an F10 535 (2013 with the N55 motor). Thought I was going to keep...
  10. F10 / F11 (2011 - 2016)
    Hello everyone! Just picked up a 2016 550I :) and it just so happens to have the newer n63tu2 motor. I was looking into tuning it. I had an n55 335i previously that had a jb4 but had some issues with it. I always wanted to go mhd, but they don't support the n63tu yet. Any have a tuned 550i with...
  11. F10 / F11 (2011 - 2016)
    Hello Everyone, I'm in the process of installing a Full Bolt On (DP+CP+Air-Intake+Intercooler) on my 2014 BMW 535i xDrive. The car has only 32 thousand miles so I'm planing to keep it for some time and It's already out of warranty. My question is regards to the piggyback Vs an actual tune...
  12. F10 / F11 (2011 - 2016)
    It seems that there are a handful of popular tunes for the F10, but I wanted to narrow my options for the N63 with your help. I know there are a couple other threads that devolved into finger pointing and complaints of spam, so hopefully this can be a real comparison without all that. I'm NOT...
  13. Performance For sale - Traded car in and need a b58 version. Was on a 228i - n20. The performance was night and day. Traded my lease in with no problems. Plug and play easy enough to remove for service quickly. Let me know if you need more details...
  14. F30 / F31 / F32 / F33 / F34 / F36 (2012 - current)
    Hey anyone knows what would be the best mods that I can do to my car?
  15. F80/F82/F83 M3 and M4 (2015 - Current)
    I have 2 JB4's with generation 2 Sprint Boosters for sale. They are both used and I'm asking $600 for one kit or $1,100 for both.
  16. Parting Out
    I'm selling my Burger Motor Sports Intake, Burger Motor Sports JB4 (with OBDII Cable) and Evolution Racewerks Catless Downpipe. I had them on my car for about 3K miles before I had to take the car in for service and before I had a chance to put them back on, I was rear ended so I'm selling the...
  17. Performance
    $400 - For Sale is a JB4 with the data logging cable bought 3 months ago and installed for maybe a month. I am moving out of country and need to get rid of all mods. Will post pictures soon. No issues, perfect condition.
  18. Performance
    Hello! I have since went MHD with my car so I want to sell my JB4. It's the newest 4.0 pwg board. It comes with a USB cable, weather enclosure and type A harness. The board is brand new, never used from BMS. Free tracked 2-day shipping to the 48 states. If you'd like pictures just PM me! This...
  19. F10 / F11 (2011 - 2016)
    Selling my JB4 that came off from my 2011 550i, used it for about 3 months. I'm selling it because I no longer have the car. ****Bluetooth Rev3 not included****
1-19 of 89 Results