- Signs turbo need work?
- VRSF 7in HD vs Street FMIC...HD worth the upgrade?
- JB4 Worth It for PI Safety?
- Logs
- Auto trans limo mode 5th to 4th
- Need help with part number
- need guidance on engine malfunction
- Dinan FMIC review
- Best Price for BMW Performance Exhaust (2010 335i Coupe)
- Helical LSD/bushings/mounts installed
- Mysterious DME Shadow Code 30EF (no, not the high boost one)
- Pure stage 1 turbos going in
- BMS meth CM10 nozzle problem???
- Running WI without Meth
- New front driveshaft, new problems ....
- JPWorkz on ebay?
- N54 Buyers Guide!
- Good Vendor TGS
- Injector Code Help
- Studdering catless 335i
- Crankcase vent hose
- Shoutout to Rob@rbturbo
- Help 2c2d & 2c2e codes
- RB next gen plus review / pics
- Stumbling/Rough Idle (otherwise pulls hard)
- MOTIV Single Turbo Manifold Knockoff??
- No more rock auto oem injectors?
- Limp Mode, SES, 29D1 on WOT (JB4) - troubleshooting advice needed
- MHD + DP's + DP Fix = what codes? | mystery misfire
- Looking for tune
- Key Not Recognized First Thing In A.M.
- Brake Booster line relocation DIY
- MHD users
- Any reviews for the MFactory Twin Disk Clutch?
- Which IC for Upgrade?
- Dyno Results after RWD Conversion + Video
- Is my hpfp doomed? Now with logs
- MMP Turbo Upgrade
- Flashed MHD w/ jb4 disabled
- Need some help.. Installed JB4 ecu connector without sliders and now there's issues
- Intake Charge-Air Duct warranty extension/reimbursement
- Vacuum Lines
- JB4 updated, now AFR lean
- Misfire Cyl 3
- Downpipes, charge pope BOV install recommendations???!!!
- Cam Ledge
- What Sound is This? (Video Inside)
- Lower Oil Temps With Different Oil
- AWD Oil Pan Gasket - NEED TIPS
- JB4 Berger tuning (Harness B) N55 for sale 2012 335i 535
- Went shopping!
- 29E0 and 2A2B, DME: Mixture Control. Log check? Bad precat o2s?
- N54 Harmonic Balancer Hub Sprocket Replacement
- My car doesn't seem to like any MHD Stage
- 2- STEP/ NLS for MHD Users
- Before replacing my turbos is there anything else i should look at?
- FMIC RX7 Silicone
- 335i spun bearing?
- HKS Recirculation
- Hows everyone's oil consumption?
- Leaning out?
- Super RB Evo dyno numbers?
- Bad turbos ?
- 29E1 and 2EF8 Codes
- Procede along with MHD due to meth?
- 1/4 mile run- limp home.
- Various error codes. 140k 335i n54 2007 HELP :-(
- BMS hybrid Flash jb4?
- Another thread on PCV VTA(vent to air)
- Custom exhaust, Downpipe to single 3.5/4" to 335is mufflers
- E85 with MHD and FuelIt STG 2
- N54 TMAP wiring info
- WEIRD noise near engine, turbo side - Help!
- Vrsf intercooler
- Help with fault code
- Turbo Boost Delay - Not typical lag
- DE-tuning a 335i
- 29F3 0psi
- 2A2B and 29E0 - horrible idle and driveablity but much better once warmed
- Slipped drive belt catastrophic damage!
- JB4 Firmware Won't Update Firmware, Must Send In to BMS to be flashed?
- Where are all the built motors?
- After market exhaust removal
- Story Time FYI with DP Fix
- Anyone recently buy tail+chargepipe?
- Boost Leak? Faulty Boost Solenoid? 30FF Code
- xHP and Torque Converter Lockup
- N54 Single 3.5" Bmr Exhaust
- Turbo Warranty Replacement - How demodded do I need to be?
- JB4 tune or Custom tune for Port Injection
- PROcede, PROcede/MHD, MHD, JB4/MHD or just JB4?
- A/C not blowing
- ER Chargepipe with Forge DVs
- Jb4/MHD single turbo ?
- Car needs refresh; what needs to be done?
- 335 XI UOA - Redline 5w30 versus Total 5w30
- Head Gasket/Resurfaced Head - Still Leaking Coolant
- AD Engineering Review
- Stock e92 335i exhaust raspy
- Coffee!
- Flutter/Squelch after turbos inlets installed?
- O-Ring Part Number Between Bed Plate
- Vrsf Continued........
- JB4/MHD
- Need some opinions!
- DV o-rings replaceable?
- Stock Tune Performance - Still Enjoyable
- Rear turbo WG adjust now no boost help please
- DME Issue?
- What order for these mods?
- Does everyone have wastegate rattle by now?
- Who's using stock DVs
- Overheating issues
- (LONG) N54 - DME Codes 30A3,30A4,30A5 (DTC-P2310,P2313,P2316)
- 100 octane on upgraded turbos
- DCT remap/reflash?
- Driveshaft Clunking in 1st gear.
- Is it possible to supercharge a n54?
- Slight Metallic rattle on startup?
- Wastegate rattle
- Tuner pros - Opinion of my first log pull (2nd to 3rd gear)
- DYNOS: How to read the numbers, understand them and compare it to others - MUST SEE!
- Propulsive dynamics transmission updates
- No power to water pump - HELP!
- 335i 2A15 Fine leakage detected
- Are DCI a waste of money?
- VRSF 7" IC
- ebay knockoff BOV tial
- JB4 3rd gear max boost
- Black smoke under wide open throttle
- Need a front driveshaft where should I buy?
- JB4 settings for meth?
- Mods please delete!
- Any tips on replacing this coolant hose?
- Combustion Missfire Help
- Finally cleaned my Valves.. car feels new again!
- Crank Hub Info
- Do these Data Logs look weird?
- Teaser pics of the NEW WAGNER EVO III Intercooler
- top mount big turbo for xdrive
- Golf Tee Exhuast Mod Question
- Twisted the head off a bolt holding motor mount to subframe :(
- Help, replaced DTML
- 335i N54 Swap to 335is N54
- Need help! (videos) Weird sound identifications. loud, out of no where!
- Syvecs standalone pnp power train control released.
- Rough idle after spark plug change
- DV Question
- Compression Test Results
- Plz Help. low accel shudder then 2D2E with log
- JB4 BEF
- GCs Doin Work 60 to 130
- Noise from underneath the car
- Redesigned Cobb Charge Pipe
- jb4 issues, is this shit broken?
- Question on gasket's on manifold and PI
- Rough Idle, slight hesitation - Culprit?
- Blue painted stretch bolt with torx head
- Need guidance on Meth without JB4
- Aftermarket turbo reliablity
- mmp relocation inlets help
- N54 Direct Port Nitrous
- JB4 tuner question
- What are our options for transmission coolers these days?
- Single Turbo on a DCT
- Alternative for Motiv Boost Box
- quiestions about nipples and hoses's with tial BOV
- slipping but not sure where
- MMP stage 3 Vs "Stage 2" turbo Lag differences
- I Need Help!
- VTT Tech: How to CORRECTLY install a Spec Twin Disc in an N54
- E92 335xi Stuttering while Accelerating
- A couple of quick questions regarding upgrading and tuning with MHD...
- Boost Solenoid or something else?
- bms meth kit lines
- Ebay valve cover for ~$250?
- JB4 + MHD tune ?
- Humming vibration on shutdown
- FUEL It Stage 2 Bucketless Question
- Xhp: Error trying to purchase maps
- 2011 335is cooling fan - ISSUE RESOLVED!!
- Getting inlets soon need help!
- Arm Motorsports stepped intercooler problems?
- Need Help
- N54 N20 tmap sensor mess up
- 6mt wire diagram
- Misfire on low RPM's/cruising, fine under moderate+ load
- Datazap update - some downtime today as I move servers
- bms meth kit CM size - fbo/inlets/outlets
- N54 335i - Car won't start / Long crank
- Let's hear some dyno numbers!
- need feedback from people who have used both Jb4 and mhd
- Help Me Please
- oil filter housing question
- Half engine light Time sensitive!
- JB4 + MHD BEF via ***********
- Misfires, oil in spark plug wells (with pics)
- consistent cyl 6 misfire
- ADV O2 Sensor problem???
- LpFp install faill
- N54 Performance Power Kit Install Help
- Looking for a 335xi shell
- Help: White smoke / No boost
- Downpipe Fitment Issue
- Battery charger for MHD and general use?
- N54 sec cats w/pure turbo's
- Just want to say hello ,new 335d owner .
- Dreaded 30FF Code (flame suit on)
- CA Emissions testing - They are looking for pre cats
- Exhaust in Good Shape - Help
- Dyno
- Why you should run the JB4 + Flash instead of just the Flash
- 335i e40 mhd vs stage 2 rousch supercharged 5.0 2013
- Misfires in cylinder 3 and 1 and also lean bank 2 and 1
- What's this noise?
- VTT State of the Union/Update/Teaser
- Any upgrade turbo for sale ?
- 3.5bar Adapter problem
- How to get around JB4 Catless DP Code
- Some cic help???
- Rear Waste Gate Adjustment
- WOT cut out 5k limp mode
- Help with wastegate rattle
- 2CF6 code
- Designtek Valvetronic
- Power loss after changing vacuum hoses..possibly
- DP Fix Male Wire
- Selling my 335...should I leave MHD tune?
- Just installed ARM Motorsports Downpipes and Charge pipe. - Review
- N54 Rattles & Noises Diagnostics Thread
- Idles Terribly When Cold
- My BOV is obnoxiously loud.
- 2B3A P1449 codes
- N54 surging and multiple faults after adaptations reset
- N54 & N55 Mufflers the same?
- Intercooler Piping
- xHP help needed, lost backup files.
- Which JB4 is this?
- Car starts drives but no electrical power
- from inline walbro 255 to stage 2 pump, logs are bad now what to do next
- OEM oil cooler retrofit on e92 without it from factory
- Turbo chra swap?
- Buying a 2012 335is. What should I be looking out for with this model?
- Rough cold start idle
- Synapse bov issue
- Coils: PrecisionRaceworks VS Bimmerlife
- Make my car louder?
- Car stuttering in 6th at 2K after new plugs
- 2012 335is Intake Advise
- Oxygen Sensor Code 2C7F