- N54 335is Oil spot on manifold
- Rotated Crank Counterclockwise - Can't align locking pin and special tool -now what?
- ebay M-Sport style front bumper
- making the n54 sound like a n55/b58 without single turbo?
- N54 Swap Into 330i
- e85 sensor w JB4 Auto Tuning N54?
- Stalling with no codes
- Surging Idle
- rear diff seal leak?
- 9 sec 1/4 mile pass - 07 335i
- N54 Blow off valve kit?
- Hitting target using anti lag. Then drops
- wastegate rattle on aftermarket twin turbos?
- N54 Rattle/Chatter - Wastegates?
- Lots of contradicting N54 Head Stud Info online…..who’s got the facts?
- Urgently need help!!!! *trouble with project n54" so many pains & error.
- AFR Issues - Throttle Closure?
- Question to those running ZR5TPP33 (Bosch 1 step Colder)
- Pop on cold start and rough idle + vibrations - N54
- Idle engine dip then rev
- Violent shaking when lifting my foot off the clutch (Video)
- N54 head replacement cost + other jobs
- Major smoke from exhaust and oil consumption
- Another Unsolvable 30FF
- Possible Internal Valve Cover Leak?
- Has ANYONE ever seen anything like this?
- 30bb 30ba code
- How to re-gain lost performance on n54?
- Is this sound the infamous rod knock?
- Polished the head lights with $20 Sylvania kit - wow, oh wow results!
- Which LPFP for ethanol/High octane?
- PE Mod on the E93 Too Loud? (Wondering About Removing Only 1/2 of the Baffled Pipe)
- About mixing 87 and VP MS 100
- Need help, please help any would be appriciated.
- Relocated post cat o2 sensor?
- .9 PSI of boost, pulling my hair out
- Cylinder 6 Misfire
- New car, finding mods, have questions
- MHD Tune Back to Full Write?
- Mhd stage 1 error codes
- e46 transmission mounts?
- Can someone interpret this graph for me
- Low pressure fuel psi reading 0?
- Losing boost overtime (posted logs)
- N54 PCV help?
- Flash MHD on a stock car?
- Code out coolant sensor? Or other solutions needed.
- ST Build advice
- 5" v 7" IC IAT data available?
- Post your ST + Meth builds
- Engine Builders...4032 vs 2618 forged piston alloy?
- Need help identifying intercooler size
- Extremely high fuel trims under low load, need opinions.
- Help!! N54 swapped e91
- MHD log - How do you get LTFT and timing correction for each cyl?
- 335is wont engage drive
- Best way to drain fuel
- N54 LSPI and recommended shift points for 6mt
- (PLEASE HELP) 2007 335i Intermittent misfire
- Vanos PWM%
- Help identifieying what im missing here,
- Issue with HKS BOV
- About to Start the N54 - MHD and scrap JB4?
- N54 not reading boost, loud whining
- N54 Vanos & Camshaft Removal
- Burger OCC and M3 strut bar upgrade
- Fuel Trims and Timing Corrections
- trace a map on the TD03 flow map
- N54 Issues
- Code 2e69 and 3100 keep coming back.
- Excessive battery discharge and fuel pump warning
- Fueling Issues
- Found a JB+ on my new car. How do i use it?
- MHD Map pack transfer?
- New n54 injectors are "wet" in package
- Limp Mode & Burning Smell
- LF N54 Index 12 Injectors
- N54 OEM crank hub upgrade
- Overheating Issue any help would be appreciated
- Getting back into bmw (god help me)
- 335is Dct wont shift
- Single exit with a 135 exhaust?
- Help read codes (Engine Misfire)
- No throttle, Rad fan running when cold, car dies on startup
- Performance Exhaust - Need your help
- Installing a doc race single turbo kit on a bone stock e92 6MT
- Sudden Battery Drain
- N54 HPFP Crashing
- Timing guide debris in my oil pan
- 2a82, 2a98, 3100
- Help!!!! Manual swap coding
- 500whp Build on 91 Octane?
- Things to look out for on N54
- Can MSD80 be treated with PPK, Alpina, Dinan?
- N54 Engine fault reasons and solution (my case)
- Average oil temperature for winter time?
- Need help identifying plastic washer that was inside water pump!
- Which Injectors Should I Run?
- Variable RPM Vibration issue HELP!
- What should I start with?
- MHD Tunerpro M/T
- OFHG leak check
- trifecta and weird noise
- Is 1M's catalytic converter compatible with 335i?
- does this log look right??
- My long story with 29F2
- Low fuel pressure
- Electronic WasteGates
- 335XI Differential or Transfer Case Issue?
- Idiot(me) installed auto trans wrong
- n54 intake manifold leak
- Fueling Upgrade
- 6466 0.96 single vs 0.84 twin-scroll
- Hi guys i need help
- 28A0 codes not going away!
- Vacuum side catch can full after 300-350 miles
- Are these parts correct? Spec stage 3+ clutch disc/PP
- Recommended apps for amateur tunning, fault codes and options coding
- ZF6 to ZF8 swap cooler adapter?
- MSD80 ecu
- 335xi Trans/front diff
- E92 335i Single Turbo options
- Oil Spewing Everywhere (fixed)
- Light Throttle causing a Jerk
- DME Mosfets
- E9X 335 parts VS E60 parts
- 1M IKM0S on IJE0S Hardware
- Is there a way to make backup of DME?
- DME codes after flashing
- I got only a couple of fault codes!!!
- Change transmission
- E92 PE mod shops in Houston
- Installing OEM turbo inlets
- Code P0012
- N54 2E81 dme electrical coolant pump, speed deviation
- 2D2E & 30FE code
- E92 335i Muffler options?
- Which 1 step colder spark plugs are you using?
- Tunes with flat torque curve?
- DME / Battery Problems
- 6hp19 5087 code pls help
- N54 two step colder plug - please guide
- Unusual misfiring N54 behaviour
- N54 VRSF outlets to IC hose
- single turbo
- Electrical Issues
- Motor Lost Compression too fast
- Excessive Turbo lag - wastegate leak?
- I need help from the great guru George!
- Injector Compression Tool Saga
- What upgraded twins do you guys recommend for higher HP?
- white smoke from exaust and hood sometiems BMW 335i N54
- Superknock on cylinders 5 and 6
- Post shift timing corrections on 6MT
- 2" Front Inlet "Bracket"
- Ethenol Sensor and Flex Fuel Tune
- 8HP45 swap for my N54 E90
- N54 running lean?? Change O2's?
- What is this thing?
- Smoke coming from exhaust only on deceleration
- 30BB (wasn't mosfets)
- Misfire on Big turbo n54!
- performance exhaust!
- Yellow transmission light
- Updated N54 Crank Hub Info
- I torn apart my N54 - Need help to decide
- Jerk under low load
- Timing correction under wot
- Fuel pumps, injectors and ethanol use concern
- Very safe, ideally OTS, tunes for low mileage n54s
- Stage 1+ EXTREMLY low boost
- MHD with lots of mods but no dp
- RPM drops below idle and almost stalls
- Crank no start
- Anyone need some injectors tested/cleaned?
- Stage 2+ 93 V10 low boost
- Trumpet sound from Tial BOV
- Blowing white smoke, weird smell from exhaust N54
- 08 335I smoke on deceleration
- 8hp45 swap n54
- 335i 190k miles, burning smell
- NGK's 97506 2 step gap
- Possible blown head gasket..
- I messed up a new injector. Help!
- No Drive/Sport (DS) Mode
- Help with my fueling please
- 335i for drift
- Half-filled engine light with no codes
- Clutch slipping
- Looking for tips on OFHG!
- Moving Fuel Gauge
- 335i misfire issue
- *n54* pcv system upgrade
- 135 turbos on 335i
- N54 intermittent smoking
- Spec Single mass flywheel
- HP fuel pump going out? High trim levels running E60
- Can tuning causes battery issues? and can bad battery causes performance issues?
- Turner Catch Can
- Dumb Question: Can a short in the manifold pressure sensor generate a 30BB code?
- Turbo keeps failing, 335 N54, bought 2 turbos already.
- e90 N54 MHD Stage 1 - Extremely slow boost build :(
- ga6hp19 Vs 6hp21
- Injector misfire mystery
- Oil/coolant/fuel? In cylinder head
- Oil leak in lower turbo line
- E85 Stage 3 LPFP Pressure at 4PSI !!
- O2 Code problems driving me nuts
- Rear VRSF 2” Inlet leaking at 1.75” Adapter *HELP*
- Questions on Exhaust OEM Valves
- Weird fuel trims and fueling issues.
- Trouble in Paradise with N54
- HPFP: Rail pressure drops below setpoint on RPM decrease
- Inpa and insta+ download???
- Whining noise from engine on deceleration at ~1500RPM
- Help!! Replaced lpfp sensor and many codes followed
- N54 Engine Knocking
- 2ABC/3100, 2D33 codes HELP!
- N54 Engine squeal after PCV replacement
- All 4 O2 Sensors are throwing error codes
- E92 N54 Surging/Oscillations
- V10 Stage 1+ safe with cats ?
- Read AFR without MHD
- Weird howling/screaming noise on high boost
- 2abc 3100 codes
- Front turbo outlet v-band help
- Charge pipe with no bov?
- Misfire?
- CEL when under load + boost
- Pilot bearing and rear crank seal part numbers
- How to get flutter?
- Recently Acquired E90 335i, Exhaust Advice Appreciated
- Upgraded Turbos for High Altitude help needed
- Injector Issue 09 335i N54
- V-Band not going on
- Help! Can't get my car into boost without misfires
- 30FF shadow code
- N54 Clunking Noise
- Problem getting upper coolant line on thermostat - turbo outlet in the way
- Turbo oil line leak
- First time transmission issues on N54 auto
- Wont pass smog after new injectors
- N54UPDATE Swapped 328i, now some things to do need help
- Not sure where to even begin with this headache
- Where can i send my dme for mosfets
- Bmw performance exhaust and secondary cat delete? Too raspy?
- Yet another VANOS mystery! Please help!
- My Log, Can someone rate it and help me?
- N54 Engine Malfunction
- Built n52??