- Need help identifying oil leak
- JB4 BEF
- N55 Doubts due to B58- 5 years ownership :-)
- Boost leak n55 f30 335i
- Anyone Log BM3 lately?
- Function of these parts on the fuel rail?
- Where to get ISTA?
- 2908 days later - finished tuning!
- N55 Boost problems?
- Hesitation at WOT but no codes on BM3
- Stage 2 93 logs
- Would like advice from data logs
- N55 FBO Stage 2 BM3 Hesitation and Loud Backfires
- Crank no start
- Sport Display
- Pure Stage 2 N55, some datalog help?
- Loud intake
- From MAD 5" Intercooler To MAD RACE! Full Install Video
- Thoughts on the MPE backbox for the F3x 335i?
- Pure Drivetrain Solutions
- n55 6MT clutch slippage?
- MHD Tunes for my f30 pwg n55
- Stutter on idle running stage 2 BM3
- 2015 M235i 6MT PS2 Official Dyno Numbers!!!!
- Adaption values
- Bm3 dealership service
- Drivetrain malfunction
- Another Boost issue
- bmw 435 clutch kit suggestions
- Ring Gear Size
- N55 F30 Valvetronic System
- always nice to have a certain few of you guys to look over logs... log review request
- N55 oil pump removal help
- Sump gasket failure?
- 5th o2 sensor replacement
- BM3 Stage 2 E30 OTS Map Dyno Numbers
- RWD FBO M235i 1/4 mile 11.82 updated with video
- Stage 2 91 Knock/WHDC/Timing Issues
- Cylinder 4 misfires! Can't find the problem
- Is it just me or 335i (N55) is better than B58?
- N55 Early Redline issue with E85
- Log with Bimmerlink?
- Stage 2 E30 OTS Datalogs From Dyno
- Exhaust valve mod
- Critique my data log please - Stage 2 OTS
- BMW 435i Charge pipe mod
- Aggressive Vibration
- MHD Stage 2+ Interpretation
- Accusump for a Street Car Build?
- How to remove your N55 engine in just 62 easy to follow steps!
- Lots of repairs needed (N55 F30)
- stock block
- bootmod3: N55-PWG CustomROM release - MapSwitch, FlexFuel, AntiLag
- HPFP Position Sensor codes - Help
- Dealer accuses reputable mechanic - new steering rack needed?
- Weird noise / drivetrain malfunction
- Turbo Preventative Replacement/Rebuild
- 435i bolt on part out
- FMIC upgrade on F30 335i xdrive
- F30 335 xdrive OEM chargepipe installation help!
- N55 running too hot for electronics
- Throttle % and boost
- I'm doing my rod bearings '14 335i
- N55 Oil Pump Needs Replacement - Anything Else To While There?
- Boost Target Gap - Stat of Pull
- N55 rebuild piston balance?
- 335i, Clutch A appears to be failing
- Misfires and Issues, Need help pls
- BM3 Stage 2 AGG vs Stage 2
- MST Inlet Pipe Review Video
- MPE exhaust 340i
- BMW N55 chirping noise.
- I think i hit limiter?on my pwg 335i n55 motor
- Damaged spark plugs, stock n55
- 2016 M235I E85 Conversion
- Can anyone take a look at my BM3 log?
- '14 435i Cold start data log - MHD stage 1
- 435xi Aftermarket clutch help?
- 2015 435 FBO - Alternative Fueling for BM3 E30 Tune
- 335d fault codes help
- 335i DME code Help/Reading Logs
- N55 EWG PS1 vs Dinan
- BM3 Log Review Help
- N55 Turbo power
- 2015 - Cold engine hesitation. Warm OK codes 118401 and 118001
- Cold Start/Idle Issue w E85, but at 70F!
- What caused my deflection pulley to explode?
- N55 Stage2+ feels slow
- If there was a gap in my intake cone > intake pipe seal, what would that affect?
- Replacing injectors after failure — any advice for removing excess fuel?
- 2016 435i - P10F3 code after cleaning MAF and installing BMS instake
- 2013 N55 335 Xdrive. Auto. Charge pipe failure.
- Leak at pressure sensor?
- F30 xdrive front outer CV boot how to/diagram
- Rod bearing welded to crank
- Woot, My first Limp - Mostly Throttle Specific Codes
- Prepping for 600+whp, am I missing anything?
- Vacuum leak
- Blue smoke
- N55 Port Injection Meth 750cc injector Question
- Oil drops on outside of charge pipe = Boost leak?
- Ps2 upgrade
- Lurching well under load
- Two types of grease in CV boot kit - Which to use?
- N55 rattle on car wake up
- Lurch/hesitation on first acceleration after start up
- Rough idle/stall - parts number question
- MPPK lower air box vs AFE scoop?
- MHD can't connect to ECU
- BM3 Stage 2+ Logs Need some Help ( Updated 3/18) - Intake Installed
- Upgrading LPFP before HPFP?
- Help! Single purple wire connector identification
- Boost leak?
- Lots of foam in expansion tank after bleeding coolant and issues with bleeding
- f30 335i question on possible possible upgraded turbo
- Pinion Seal DIY? Upgraded seal from FCPEuro?
- Why are there no 3” charge pipes?
- Stripped Cylinder
- EGR cooler recall AGAIN (UK)
- F33 knocking in rear drivetrain/axle after launch
- F30 N55 Valvetronic Issue 134F02
- n55 I think one of my boost pipes came off?
- positive fuel trim - need help
- Where to buy V-Bands for downpipe?
- Fabspeed Down pipe failing
- New Product Sneak Peak - CTS Turbo N55 EWG Turbo
- N55 with b58 hpfp and MHD missfire failure
- 11A002, 481B03, (and more) and stalling at low fuel levels
- Downpipe size
- Log Review Request - Boost Leak?
- Please help! HPFP upgrade gone wrong
- Delete
- Vibrant Resonator? How to reduce drone/rasp with straight pipe.
- BM3 93+ logs?
- Misfires - ARGHHH!!!
- N55 Stage 1 Potential Figures?
- Another BM3 FF kit melts the harness
- 435i (n55) air mass too high plus jerky gear shifts
- Stage 2 Mhd N55?
- Houston we have a problem
- Injectors starved @ 1/4 tank?
- How much power can the Xdrive transfer case handle (ATC35L)
- Ignition Cut in 3rd/4th/5th Gear From 2.5k - 5k RPMs W/BM3 Stage 1/2 91 Octane Tunes
- N55 HPFP problems
- Exhaust modification
- Weird humming at higher speeds.
- Faulty post-cat O2 sensor?
- GS6-53BZ swap in RWD F30 6mt
- My start up sounds like an LS Swap lol
- 2013 335i F30 N55 - Drivebelt System Squealing
- Drivetrain Malfunction Notification
- Help. Boost Control Issue N55
- N55 stage3
- New car has existing tune, what steps to use BM3
- n55 preventative Rod bearings????
- Weird cabin drone/vibration between 1500-2500 rpm
- F30 335i muffler delete discussion
- JB4 question
- Limp mode at 1/4 tank or less at incline for 5 years now
- ET3 Design Upgraded EKPM3
- Performance Intake - Generic brand opinion
- F30 + N55 = Easy access to the 2 inter cooler gaskets?
- F30 N55 PWG Custome tune - Help needed
- Lean code - Runs fine but strange cold start AFR/STFT action
- 2013 F30 N55 Emissions
- Exhaust flap open BimmerCode
- Nightmare with the chargepipe okay?
- Engine Bogs at Low RPM, BM3 logs included
- Double post, mods please delete!
- N55 Eating Coil Packs
- Drive train malfunction codes galore
- Resonator delete or downpipe upgrade?
- Transmission swap with 8hp70
- Is an upgraded hpfp required for BM3 stage 1?
- E85 Sitting in Tank during Vacation
- 2013 335i non start
- Turner muffler delete quieter?
- Con rods / spray nozzle needed.
- Con rods and Spray nozzle
- Help reviewing Datalog - 2013 F30 N55 Xdrive
- Diff of 335i
- N55 Data Log
- CEL after BM3 stage 2 tune
- ZF8 Transmission Jerking @ low speed while downshifting from 2nd to 1st gear
- What exhaust do you have?
- NEW Bootmod3 MultiMap Stage2+ Revision for N55
- Rough idle, fuel smell — bad injector? (see video)
- Yet another PCV chirp thread, pls help
- Titanium vs stainless steel?
- Money Shifted N55- cranks but won't start (UPDATED with solution)
- flex pipe broke
- N13 MHD Stage 1 logs ((Needs Diagnoses)
- N55 Knocking Noise at Idle
- AA downpipe fitment problems
- BM3 435i e85 high rpm stutter?
- Car die while driving. Help please -SOLVED-
- 2013 F30 335i (PWG) Rattling/Vibration Under Light Acceleration
- PS2 or BB3.3
- XHP New feature
- oil pan gfasket
- Chicago BMW Shop
- going for the ultimate throatyness
- N55 head bolts
- Bmw 435i Injen intake problems
- Mods to increase reliability?
- New here and want a upgrade. Help please.
- I drive restarting/steering malfunction
- One of the best and cheapest mods with stock muffler
- Valvetonic codes 134F01 and 134F04
- MHD Stage2 question
- Fuel tank pressure temperature sensor, pressure too low
- Fuel Injectors and Readings… Need Opinions
- Air mass VS Ign timing VS Power
- New company car. Looking to mod 2013 335i Sportline
- N55
- N55 rwd and awd engine different?
- Stage 2 Exhaust Mods - Opinion please
- Lower mileage 435i rod bearing failure - parts list
- Blew my N55 motor...wtf do I do now??
- Minor leak oil filter housing gasket - cost to fix?
- Well, I think my hpfp or module took a dump.
- coolant injection line - engine damage
- Eldor Coils
- BM3 N55 License for sale
- Half CEL on WOT (Logs Posted)
- Need your guys opinion
- Stage 2 93 logs
- Bootmod3 N55 EWG Throttle pulse
- Loud howling cold start 2014 335i N55
- Stage 2+ E45 PS2 Logs
- Ghassan
- N55 PWG MHD Stage 1 Power loss - coils?
- Mild misfire N55
- Weird Thermostat Issue
- MAD: New Product Release - 4'' Catted Downpipe Euro5 200 Cell
- Injen BMW F Chassis N55 Evolution Intake **NEW PRODUCT**
- Exhaust Valve Issue
- Transmission heat exchanger faulty
- N55 oil type choice
- misfires n55
- Wagner Comp Evo 2 vs Evolution Raceworks intercooler for Pure Stage 2 Turbo?
- Does an N20 Remus catback exhaust fit the N55?
- Suggest a Phone App Similar to Torque for iOS
- 2013 F30 335i - Melted Hose in Engine Bay: What is it?
- Differentials - will M140i diff fit?
- zf8 doesn't reach operating temps
- serpentine belt idler tensioner pulley
- Sluggish gear shifts with jerks (F30 335XI)
- N55 weird clicking sound after a quick rev
- N55 Aluminum Valve Cover Under 200?