- N54 spun crank hub. Question for any Master Techs reading this
- help with whine
- Replacing Camshaft Hook Rings As Preventative Care?
- How It All Started! (XPH 3 Year Anniversary)
- Testing N54 starter with everything in place?
- Oil leak.... Where is it coming from??
- Mobil 1 0W-40 No Longer Meets BMW LL-01
- What are signs of LPFP sensor going out?
- How long can you drive in limp mode for?
- Auto trans relearn procedure?
- 765 whp! VTT GC Dyno revisit
- Broke DCT Shifter
- Single Turbo Meth Setup
- Removing adaptive headlight motor
- Is my clutch on the way out or is it DTC?
- Jb4 MHD backend Flash - questions
- Turbo upgrade no meth or PI
- what in the world is this?
- Compression test......
- You'll never guess what happened?!
- Shredded 2nd Gear, 6 Speed MT
- Car is overheating
- Need a single top mount turbo install diy
- Resetting Service lights
- N54 alternator replacement
- The 'Admit It You've Done This Sort Of Stupid Thing' Thread
- Help 2ACC. Can not locate the main relay.
- No boost-ibs issue
- Weird startup noise. Any help appreciated!
- MHD burble issues?
- Cam ledge time? 2A87, 3100, 2A98, low oil pressure
- MHD tune HELP - weird boost targeting
- limp mode?
- Horsepower? Fueling? MHD?
- Help transfer case and driveshaft
- Single Turbo tuning options besides JB4
- New BMW Owner and Need Help
- Boost solenoids - missing cap?
- LPFP dipping
- Coolant leak diagnosis? (video included)
- Reading STFT in MHD datalog, advice please.. (log inside)
- JB4 OBD
- Inlets while tranny down for clutch job ?
- Vac/Ati Harmonic Damper
- Bought an E93 335i - Misfires under load
- Help with my E30 logs please
- erratic idle - vanos - MAF?
- What tuner should I get for my '10 335xi Coupe?
- Echlin Fuel injectors at NAPA?
- Aftermarket clutch done your own?
- Fuel Trims
- Socal e85 station Barrington-san vicente
- I need help with reading my Datalog [E90, 2007, 335i Msport]
- Surge of power n54 running MHD
- Name that lost bolt!
- Twin Disc Carbon/Carbon Clutch
- Boost Leak
- 335i sedan exhaust tone
- N54 weird noise
- FIXED! Limp mode + DME and DSC errors
- Bought a JB4, do I need to flash my ECU back to stock?
- Driving without coded injectors
- Clutch starting to slip
- 29f3 code
- Ceramic Coating For Single Turbo help
- Oil Cooler Lines Let Go
- Trans slip
- Valve cover gasket leak won't go away.
- VRSF 7.5" Race FMIC Unboxing
- Hexon RR600 Install/BQ Tune and WannaGoFast 1/2 mile race
- What other weak links/ parts after FBO ?
- UPGR8 drop in dry filter, pictures and video
- FB0 inlets outlets boost under target.
- Any idea what this sound could be?
- What is the "best" FMIC - With data backing said claims?
- Time to move on?
- Virtual Dyno now available on Google Play Store
- Bought used downpipes that don't fit - lesson learned
- Finally figured out how to post pics!! So, here is my new Intercooler and Downpipes!
- Arm Motorsports 5inch Stepped Intercooler/Charge pipe review
- mmp outlets melted
- Removing alternator on N54
- FIXED!!! This is an SOS - violent limp mode with DSC code 5E19
- Replaced Dinan FMIC with Wagner Evo 2 Performance
- Misfires, plugs changed
- Why tune and mod when you still have an open diff??
- VitualDyno, people using "DynoJet" instead of "VitualDyno" for correction factor
- Help! - N54 Caught Fire
- Jb4 meth %100 settings FBO 94octane vtt stage 2
- Turbo siren. Advice needed
- 30ff, MHD E25 underboost throughout pull (take a look at my log)
- Cracked Valve Cover
- Best MHD tablet?
- Who has rebuilt their own turbos?
- VTT 169.9 mph 1/2 mile trap speed -AZ No Fly Zone Results with the GC Turbos
- N54 335i Long Crank
- e90 335i brake squeak?
- Oil cooler retro ?
- Boost is back...and I don't know why (with logs)
- 335i Car starts then shuts right off HELP!
- Tranny humming sound in idle, whine on deceleration
- Is it bad to run JB4 with all stock?
- 11.0@ 136 mph VTT GC 1/4 mi with a 6MT!
- another oil burning question?
- Help low fuel pressure. Car died
- Maintenance ramble
- Estimate Breakdown turbos & oil leak WoW!
- Had a n54...
- Oil on exhaust tips
- Please help downpipes
- Oil Filter Housing Gasket Part Numbers
- Slight misfire under boost and rich plugs in cyl 2,4,6
- Most cost effective FBO parts
- Need help. Log attached.
- MHD IDrive integration into CCC
- Code help
- Codes 29d9 & 29cf - a real brain teaser
- Tune decision help needed.
- Clutch swap
- Just another 10.9... But 108.4 in the 1/8!
- MT SWAP done but codes
- What should be my first mod?
- N54 belt question
- Drive Belt
- Oil still leaking after OFH gasket replaced and low oil pressure light
- Replacing Motor
- Experience with E85 and n54 today
- Time to install the VRSF Charge Pipe and SSQ BOV - Where do I find instructions?
- Don't Mod Your Car Unless
- Oil leak thread
- Need advise timing corrections STFT MHD logs inside
- To all android users.
- Help!!
- Procede rev3 v1 software
- A cold start video + revs of my new 335i
- Wgdc after pid
- So what are shadow codes?
- Is it possable to do rev matching in auto
- Kinugawa turbos
- Oil Leaking (See Pics)
- Stock intercooler connection o-rings and gaskets? Need help quick!
- AT Transmission malfunction! 2AD0
- New stage 2 turbo's too much shaft play?
- N54 Spark plugs recommendation for misfire symptoms cobb stg1 LT
- Steering Column Spindle Trouble
- 6766____41psi____Stock Motor
- n54 Recomended exhasut?
- 2008 E93 335i Single Turbo Project
- Charcoal canister location?
- Transmission adaptation reset
- Series 12 injectors-keep or return?
- Oil smoke from under the hood
- 09 N54 MHD - Which K+DCAN cable?
- Difference between 13538648937 injectors and 13538616079
- Jpworkz 6266 kit Build
- Can you install a FMIC with ramps?
- New to JB4 questions (already searched)
- Boost Solenoid Routing?
- 335XI BUILD MMP Stage3, ROTORA BBK, JRZ COILOVERS, Clutchmasters , Mfactory, APEX
- thoughts on exhaust?
- N54 turbo upgrades
- Cobb AP questions
- Replace 1 coil pack or all 6 ?
- Walnut shell blasting question.
- Boost issues
- Dual Meth Nozzle Siphoning Help
- 335xi build ( AD-E,PURE,HEXON,VRSF ) :D
- Help- No clue where Connector goes-Junction Box under intake
- Procede wire harness to JB4 G5
- 6 Speed Manual Transmission Rebuild Questions
- Stutter/ jerking under load
- VRSF 7" Intercooler Install - Need help w/lower CP side
- Introducing the new PURE N54 STAGE2 TURBOS - DD's 450-600whp
- ebay injectors?
- mmp people i have a question
- jb4 and usb question
- Misfire on all of bank 1...COBB?
- Are my injectors leaking? (Log inside)
- Surprise i had vargas stage 2 turbos
- Custom Tune w/ Meth and JB4 (?)
- Finally flashed my N54 !!
- MHD gauge setup, show me what you've got!
- Question on PI w/ Haltech PS 1000
- Turbo upgrades/ am I doing it right?
- Reading logs from jb4
- hesitation under WOT codes pulled.. help
- how do i know if my low fuel pressure sensor is bad
- N55 muffler fit on N54?
- Super knock?
- N54 Engine Replacement
- 2007 E92 335i CRY FOR HELP
- Diverter valve
- Need help troubleshooting oil leak/misfire
- N54 Vargas Turbo (VTT) Stage 1 FBO + Inlets + E85 DYNO
- Clicking sound from the Engine
- Weird engine vibration sound when give light throttle
- Increased tapping sound after service.
- E9x World Record 10.18 @ 134mph
- New Exhaust Recommendations
- who has the vanos solenoid for the cheapest?
- Possible boost leak?
- Inspect my Log/Graph
- Opinion MHD logs
- VRSF screw
- Tried a backend flash with e85 today and not impressed
- Plugs and coils for a good deal (link inside) FYI
- JB4 - dropping into safe mode
- KwV1
- Part number
- Oil on Injector
- Which Modules are Vin Programmed
- Bad Alternator???
- OEM intercooler 335i/135i vs 1M
- Oversized rod bearings?
- Fuel-IT LPFP Stage 2 - Questions
- PE mod difficulty
- Exhaust murmer
- VTT at NFZ Nov 5: The good, the bad, and the ugly
- N54 ENGINE REPLACEMENT (home garage DIY)
- Stage 2 fuel pump install, gas gauge issue
- Happy Monday morning to me
- LPFP sensor or HPFP?
- CAI vs. inlets
- MHD vs. BMS backend flash (no android)
- Turbo Upgrade Custom Tune
- Northwest gas/knocking cylinder 5
- MHD BEF question
- code: 2FC7 and zero Boost
- Quick question about wgdc, and boost leaks
- Weird issue after flashing to stock
- Do I really need a stage 3 lpfp?
- New throttle body needs coding???
- 29DC under acceleration
- Dyno Tune ?
- Clutch for 335
- Random Misfires
- That smell! (aka I think I'm about to have lung cancer)
- Data Logging -- Data Visualization dashboards - Tableau/Microsoft BI anyone??
- N54 LPFP sensor question
- Thinking replacing the muffler to resonators
- Leaky Injector or Valve Cleaning Needed?
- Surging issues between 1500rpm and 2000rpm
- 08 335xi stalls a stop lights after turbo replacement
- N54 Cylinder Head Removal
- N54 problem...slow...under boost but NO codes.
- JB4 and AEM meth kit question
- N54 HKS BOV feels loose?
- Need single turbo coolant block
- Jb4 2step no start
- Propulsive Dynamics - Group Buy - 6AT 6HP21/19 Upgrade