1. N

    Flex Fuel reading 4v problem

    Hello to anyone who can assist me with my Flex Fuel issue I have setup flex fuel using a specific MHD tune from an experienced tuner (JSR) and a fuel-IT ethanol analyzer which can read over bluetooth plus on a 0-5v signal wire My setup; The ECA analyzer wire plugged into Harness PIN#16 on the...
  2. J

    N54 Need advice to add 2nd pump to my Stage 2 fuel set-up

    I already have a Fuel-it stage 2 fuel pump. I am planning to add port fuel injection so I am curious of any homebrew ideas for adding another pump to my fuel setup to accomidate the extra fuel that will be needed. I assume that I will be adding an extra pump like a Walbro 450 or something...
  3. S

    N54 (E92) Spark Plugs/Coils bad every 6-7k miles

    Hello all, first forum post so I hope I do this right. Got my car in April this year(2010 BMW 335i e92), and it currently has 70k miles. Mods: VRSF Dual Cone Intake Upgraded Chargepipe VRSF 7.5" Intercooler BMS Oil Cooler Valve Maintenance: Valve Cover Gasket 65k miles Oil change when I got...
  4. My 335i E90!

    My 335i E90!

    First picture of my 335i e90!
  5. SweetE90

    335i E90 (N54) Shuttering & Weak Performance

    Hey SpoolStreet! I'm fully new to this group and ready to discuss something that has been going on with my 07 335i e90. Recently, my 335i all suddenly started to not make much power and have been noticing at 2-2.5k RPM the whole car shutters and shakes struggling to hold power or something...
  6. My 2009 135i

    My 2009 135i

    Monaco Blue Metallic
  7. corbanistan

    TunerPro ADX / Live Data

    Has anybody here used the data acquisition & logging functions in TunerPro for these cars? Been messing around with it and ADX files lately. I understand basically how it works but haven't been able to get any meaningful data from the car in real-time at all. I've seen it done before in a newer...
  8. nasty54

    single turbo n54 drag build (RHD+build th400)

    hey guys so earlier this year i purchased an 2009 e82 n54 powered bmw with the intentions of building a more or less dedicated drag car. i will start by saying i still have plenty to learn about cars, im not a professional mechanic just another average car setting out to build a car that rowdy...
  9. Seaneezy

    Received oversized turbo gaskets, could I shave off mm?

    ECS sent me ajusa turbo gasket rings in the install kit that are too large to fit the downpipe v-band off (tested with old worn OEM gaskets). Is it possible to shave/sand one side of the gasket to be shorter or is the coating important to keep? Dealership wants to charge me $75 for a pair of...
  10. Tzaks

    Advice on PCV setup

    Hello! After looking @fmorelli's PCV thread and reading through the replies I had the idea of re-designing the PCV system using inspiration from him and @Panzerfaust. I've ordered the ACfab PCV fittings AN10 for the high side and AN8 low. Please have a look at the schematic below of the setup...
  11. Cornfed54

    SOLD Bare Closed Deck Block and used JE pistons $1200 shipped

    For sale is a nice closed deck bare block with closed deck insert done by Motiv. Includes used, custom stock compression JE pistons, approx 30k miles, with minor skirt scuffing and some pitting on the tops of 3 pistons. The block is in good shape, just needs a clean up hone and decked. I can...
  12. PlutoxE90

    N54 Spool Street and Tuning virgin

    Hello, I literally just made my account, I have been wanting to tune my N54 for a while now by myself but really have no idea where to start. So if someone would like to take me under their wing and help a brother out that would be great. even text me (405) 779-9779 :) and I Mean like I tune it...
  13. Dandy.93

    SOLVED Losing fuel pressure and my sanity :(

    Hey there lads. Never thought I would have to post on forums for help but here I am. I have a 2008 335i (N54). So recently my car has been feeling horrible and having symptoms of HPFP failure :( : 1. Rough cold start 2. Feels like misfires when under mild acceleration. 3. If I accelerate for...
  14. PK4YOU

    Swapping N54 Engine In M3 E92

    Hello everyone, i'm new on this forum, from Georgia🇬🇪. I want to share my knowledge to everyone who is interested. I'm starting project, which is very important for me, i'm spending a lot of time and also 💲💲 on it. English is my second language so please don't be strict. It had some...
  15. N54savage

    N54 Idle Surge? Help needed

    I need some help diagnosing an idle issue. The idle fluctuates pretty bad and comes close to stalling out. There are no check engine lights and I did a smoke test and found no vacuum leaks. Any idea why the car will not throw any engine lights? Thanks in advance. data logo using testo...
  16. allCAPS55

    FS Precision Raceworks Boost Reference Controller

    All, I’m selling a brand new Precision Raceworks boost reference controller (Hobbs switch). Came in a kit I installed but I ended up going with a BPM4 controller so do not need it. Asking 40 bucks and shipping depending on how much it is. Located in 80211 I would be willing to do a local pick...
  17. K

    Single Turbo Emissions e92 n54

    Hey! I made this post to hopefully help out another single turbo n54 owner looking to pass emissions. Information on my car - 2007 335i N54 On3 single turbo kit Manzo catback exhaust E60 mix on a custom tune (jb4 + mhd bef) I am in Colorado, typically for a 2007 they would do the test on the...
  18. TedIsBoosted

    Possible boost leak or just being daft ?

    Hello all, Running stage 2 + MHD with the Evolve DP + Intercooler. Looks like the boost isnt hitting the target towards the end, do you think my wastegates are causing havoc ? Recently they have been making a very big rattle.... Click me for the datalog Let me know, everything else looks fine.
  19. Mon54ster

    E89 sdrive35i MOTIV flex fuel problems

    Hello guys. I've been having trouble with the MOTIV flex fuel kit install. Followed all the instructions but when I connect the flex fuel module to the dme harness i lose conection to the throttle body and it gets stuck. Flashed the flex fuel tune with mhd and reseted throttle adaptation but the...
  20. St3v3nn54

    FS N54 Phoenix Intake manifold and Port Injection

    950obo black phoenix racing intake manifold with genuine Bosch 550cc injectors and split second injector controller.