- INPA Help
- Weird misfire
- Is this a sign of a bad turbo seal(s) ?
- Hard shifts after tranny and diff fluid change
- BMW 335I 13K Miles
- "Majesty" eBay stepped IC logs VS stock and some questions
- BOV recommendations?
- Your experience going from N51/N52 to N54?
- Suspension mods to improve hard/drag launches?
- 6AT Malfunction
- PE mod video of all rev ranges
- VTT GC turbos failed 3 times in 3 years, read before you buy
- Stock Diverter Valve Failure...help to diagnose pls
- Going from Cobb to MHD
- Catted Downpipe options
- Cobb stage2+aggressive map..Passed emission!!!
- 2012 335is DCT Speedtech single turbo build
- Fixing my biggest complaint with my auto 335i, proper trans tuning now available.
- Prolong n54 Injectors?
- 7 SES codes, bad misfire, was fine prior to VCG
- Hissing noise from the near surrounding of air intake
- Error Code help
- Strange Misty Leak
- Difference between N54 short block?
- RB Game Finishers 630whp @25psi Full E85 Single Shotgun
- Is my crankshaft seal toast?
- Royal Purple Max ATF in 335i?
- Just thought I’d share...
- Help diagnosing a sound. (2008 335xi coupe 6mt)
- Has anyone here ever rebuilt a ZF 6HP21 transmission? Tips?
- Turbo Coolant Lines
- Precision Racewerks Coils - New Colour and Install Pics
- Walnut Blasting
- N54 p07ff code?
- Consistently overboosting during spool?
- Stock DVs on FBO N54 small flutter?
- 700WHP N54 TwinTurbo a realistic goal?
- MHD flash fail
- Jb4 just for nls + 2 step?
- N54 Stock Turbo - Balancing Spec OEM
- Upgraded Coils on Stock Turbos
- 335i Noise Over 3k
- Qustion about 93 oct. gas
- Boost Leak?
- HKS SSQV BOV with Upgraded Hybrid Turbos?
- Bmw e92 335i OIL LEVEL inactive
- Boost suddenly low (HELP)
- Well then...
- Electrical failure and christmas tree lights all over the dash 😔 Help!!
- Why is my car so loud?
- Alignment pulls right when turning sharp right left. Alignment pulls left when turnin
- What should I look out for when buying 335i?
- Cracked pcv valve cap :( any suggestions lol
- MHD broke ECM?
- Advice needed desperately here.. car won’t start
- Question regarding our boost solenoids
- Power Steering Cooler Quick Connect Size?
- Single turbo swap
- No sound from speakers.
- Aluminum water pump.
- Torquing question
- N54 135/225/Z4 DCT Transmission Gear Ratio
- Fmic install help
- What's my next step for making more power?
- Water pump ground bolt?
- 30ff, most culprits checked out, need clarification on a few things
- Help: Steering wheel column creaking noise
- Going to quad tip exhaust
- Help! Oil in coolant
- White Smoke after Valve Cover DIY
- Colder spark plugs/ coils
- Best Route For Injector Coding
- MMP Shipping Time
- Oversized con rod bearings availability?
- Recommended upgrades to go along with my DAW stage 2+ turbos?
- AFE - Momentum vs Magnum Force
- 8 bolt/6 Bolt clutch/long block question?
- Misfire leads to Mixed Fuel Injectors!
- rod knock?
- MHD Flash Successful --> No Crank No Start
- VRSF Downpipes
- Need help with my 30FF code/boost leak (possible loose plug under my vacuum canisters
- IAT increase during normal driving
- Ignition Ground Cable Short
- LPFP sensor going nuts under load
- MHD 2+ STFT variance, misfire and bank 2 plugs black
- Chargepipe Oring vs Oil Filter Oring ?
- What should I be looking for
- Engine stall after throttle blip
- Advice wanted on stripped spark plugs
- P1327 knock sensor low input
- What oil do you run in your N54...and how often do you change it?
- Current mileage?
- Hexon rr600 turbos for sale
- Ethanol content at Conserv Fuel in West LA
- N54 Crank Pulley Deal ... Good or Bad?
- Active Autowerke Diaphragm Removal Help
- N54 Rough idle issue
- First time logging MHD
- Single turbo 335xi vs 335i
- Negative Fuel trims at Idle
- N54 issues, and mod questions
- Is there any benefit to upgrading turbos with stock fueling?
- Dealer wants $6K to replace catalytic converters
- Running the OEM LPFP together with PI
- lag in power when shifting 1 to 2 gear after installing after market parts
- Turner Valved Exhaust
- Clutch break in period question !
- Big HP guys with ZF 6-speed autos.....who built/modded your trans?
- n54 head resurfacing
- Cooling upgrades
- BMW PE Question
- My DAW Stage 2+ data logs
- Methanol Injection as Carbon Cleaning?
- Oil Cooler Thermostat - OE Replacement?
- E92 335i 6MT curb weight surprised me!
- Planning on making custom single turbo manifold
- PURE 600 or DAW Stage 2+ (775RS)
- Upgrading fuel line for e85
- 01/21/2020, emissions recall campaign 10e-a02: Replace fuel injectors
- ARM N54 1k 7.5" Race FMIC
- How much can the DCT clutch take before it starts slipping?
- Issues Starting In Cold Weather
- Misfires/stuttering ONLY when fuel tank is full. Vent valve has been replaced. Help?
- Index 11 and 12 compatibility?
- What tools are needed for mhd datalogging?
- Where do injectors leak from?
- Help diagnosing whine/ siren
- jb4 logging. Does this look correct?
- N54 Main and Rod Bearings
- Question about oil viscosity
- injector recall document- here ya go guys
- Transmission issue
- What index is this injector
- ECU Tune for upgraded turbos??
- n54 valve covers
- White smoke, need an advise
- Quiet and strange sounding BOV
- MHD Wireless Adapter
- Long start after sitting warm
- Strange issues after installing jb4
- Wastegate rattle FIX using a spring
- MHD Freezes while Monitoring
- LPFP sensor and HPFP replaced, car still dies in traffic
- Any other parts needed for upgraded turbos?
- Cool YouTube video on hybrid turbos.
- Repeated injector failure on cyl 6
- FBO research
- Are these normal STFT and LTFT? Leaky fuel injector diagnosis
- Possible Turbo Replacement
- 2AAF code, took some logs
- Could a bad PCV Hose causing white smoke? HELP
- Help Analyzing N54 cylinder 1 head black/wet
- MHD wifi and waze
- 335i transmission questions
- Self Adjusting Clutch and Single Mass Flywheel fitment issues?
- Whoo hoo! First coil replacement!
- MHD v8.1 Issue
- Problem with my Transmission?
- Is anyone running ARM Motorsports Inlets?
- VTT CNC Modular Billet Valve Cover & Dual Catch Can setup (review)
- N54 DME Issue (Crank, No start)
- Mhd and fuel economy
- N54 injector recall
- Bosch oem plugs ok for mhd stage 2+ stock turbos?
- Help with a series of codes
- Post Cat O2 Sensors
- What quad tips for mtech rear bumper?
- Smoke from Driver's Side of Engine?
- How to find which tuning platform my car has?
- Stupid Question
- Wahlbro 450 stage 2 Q
- Another fuelling issue
- Partial Exhaust Upgrade
- Very rough idle on cold start - help! FIXED!!!!!
- Single Turbo Regret?
- Strange sound? Cause to many problems? Help!
- 2D2E 2D2B
- Looking to go single turbo. Need help
- Gas pump keeps shutting off before tank is full
- Soft brake pedal when turning engine on
- N55 short block in n54 car???
- Oil leak
- ARM Motorsports 1K FMIC
- Smoking after rebuild and new turbos!
- Vacuum when Oil Cap Removed or Not ?
- MHD 9.0 Beta maps are out
- N54 used engine WANTED Europe
- 2aa0 camshaft sensor inlet signal
- Is the N54 Engine from the 740I interchangeable with the N54 on a 335i/335IS?
- BMW PE Mod Piping Size
- fuel injector bad¿; help diagnosing
- Weird Random O2 Sensor reading. HELP
- Lambda Probe TEST in INPA
- Coolant Hose Part Number
- Intercooler front plastic removal
- N54 Multiple Codes after Valve Cover Gasket Replacement
- Educate me on the N54 PCV system…and catch cans.
- N54 leaking oil….even after sitting for weeks. Any idea where it’s coming from?
- N54 IC on m20 turbo?
- How frequently to change ignition coils and spark plugs?
- Talk me into/out of installing inlets
- N54 550hp turbo options
- 08 335I strange noises
- N54 E90 335i Build Pre-planning (500whp)
- Repair/Replace Driveshaft 335is
- delete
- RWD to XDrive
- Need help with P/N compatibility
- Which oil weight for MHD ST2 N54?
- N54's,335i 0-60 times
- Consensus: Is the AC Pulley replaceable?
- Keyless entry not working, but keyless start does
- Stock turbo N54 with new VTT wastegates, still rattling
- Question: Full bolt on, stock tune.
- N54 index 12 injectors $170
- Wastegate rattle really bad after JB4 install
- M3 driveshaft and csb tension
- Gas residue on top of injector
- Thoughts on Remus Exhaust for N54
- Stage 2 lpfp?
- Looking for Catted downpipes.
- Aftermarket Exhaust....which sounds the best?
- JB4 tune kit
- Single Turbo Build
- N54 Block Decking Tolerance
- Spec stage 3+ Pressure plate doesn’t fit mfactory SMFW!?!?
- How does our transmission filter work?
- Not running an o2 sensor
- 2C7B LAMBDA Probe behind catalytic converters 2, signal code?
- Still Love My 335i (7 Years Later)
- What's your burble set up?
- Fuel mixing
- Will the DME try to protect the engine when it’s not up to operating temp?
- Interest in this build
- I think my turbos are whining...
- Question for those of you with a VRSF aluminum outlet
- 335is keeps going into neutral under load
- 2aao not sure what else to do
- $30 eBay 335i Exhaust Tips Review (Muffler Delete)
- broken A/C condenser support, tilted
- N54 missfire at cold start
- Some pics of goodies for the new engine build
- What can i beat stock turbo n54
- MSD80 to MSD81 upgrade
- Does MHD remove CAT efficiency CEL??
- injectors & Plugs
- How bad is my rattle
- MHD Stage 2+ E30 V9 Log Review
- MHD log Fuel trim issues please help! 335is