- 135i Turbos not building boost
- N55 exhaust rattles on low RPMs
- Swapped Intake, rough start no communication to ECU
- Ticking/Rattle Under Intake Manifold
- big problem e82 n55
- N55 belt hiss
- Surging on throttle and letting off
- Misfire codes during WOT.
- What's your custom exhaust?
- Unresonated midpipe for n55 cars
- Alternative "cowl filter" mod - No water Entry
- VTT “GC” N54 to B58 Coil Conversion Kit Now Available ***NEW PRODUCT***
- n55 low boost/target?
- Software for BIN MHD tuning/modification??????
- Waste-gate failure, upgrade? HELP?
- Bought a 135i with MHD, but PO doesn’t know log in.
- JB4 w/MHD BEF
- VRSF Race 7.5" Intercooler Review/Install Tips - N54/N55
- MHD Stg2 - Catted Downpipe
- Injector HELP asap
- P2418 evap emission valve
- shredded belt
- 2AAF + Loss of power. Changed all fuel system already
- Need help diagnosing rough idle
- Squeaking Noises When Engine is Cold
- Fueling Gremlins
- 2012 e88 n55 - chargepipe
- N54 6AT trouble shifting into 4th gear when NOT on throttle
- Oil Leak at motor Seam
- powersteering pump brackets
- Exhaust Cam Issues
- N55 Rod bearing diy?
- DCT overheating
- N55 PS2 Boost Leak?
- rear ps pump mounting bolt n54
- CRC Valve Cleaner for free
- N55 manual transmission
- Throbbing hum while cruising
- Does anyone sell n54 dp fix?
- Help me pick an exhaust!
- Kies Motorsports 1m bumper
- Serious HPFP Question, please help me save money. Which is correct one?
- 2013 135i massive turbo leak gets worse
- Whitbread Wavetrac and Diff Cover
- 4n Motorsports Bottom mount Single turbo kit
- Occasional louder exhaust tone and burbles (n54 135i)
- AT Transmission options
- VRSF Catted DP + Custom Y Pipe Sound Impression [N55]
- N55 ideal oil pressure
- Log review request
- 2E7C
- Supporting mods for VTT stage 1 turbos?
- N54 misfire
- which coolant hose is this ?
- Jerkiness after letting go of throttle?
- Need help with engine noise pls
- Upgraded turbos
- Catch can - RB turbo external vs. Bms vacuum kit
- ekpm2 coding for e100 / higher amp load
- 2012 DCT N55 on MHD Stage 1+ running too lean? (w/ data logs)
- I8A0S damos verification
- N54 top mount kit in n55 car
- 135i n55 dct misfires cyl 2,3,4,5,6 after VCG and spark plug replacement !!
- Anyone have a cobb tune stage 2+
- N55 block not reusable?
- N54 lower radiator hose leak
- TTE460 v TTE550 Turbo for N55
- 8HP70 up for grabs
- 6 or 8 Bolt Crankshaft?
- Do you need an LSD on the 135i?
- N54/n55 bellhousing bolt patterns
- Mobile 1 Series clutch replacement video
- Gearbox/transmission light
- Is Bavarian Autosport a Reputable Brand?
- Pure turbo core charge
- Boost oscillation and not reaching target. Wgdc.
- Cabin air filter tray install
- Blew my N55 engine :cry:
- Has anyone done a big turbo N55? (bigger than pure stg 2)
- Opinons on these $1,000 coil pack?
- Installing water meth kit using stock washer reservoir
- E82 N55 Turbo removal RHD
- looking for the cream of the crop
- BMW N54 - DME: Exhaust VANOS, mechanism.
- Yellow Brake Light/Dashboard Flickering
- Coding Sidemarkers off NCSexpert
- Troubleshooting sudden mass fault codes
- closed deck build.
- Pure Turbo BMW N55 PURE750 **NEW PRODUCT**
- mhd n55e
- 2011 135i troubles
- Another PS2 no bottom end and not hitting target
- 2C86 charging pressure / limp mode after valve cover replacement
- N54 Missfire
- Limp Mode no codes
- 2009 135i Single Turbo
- Tension strut removal
- Help: OEM foam between rad and condenser?
- 2011 N55 Alternator Help
- Center support bearing orientation
- High Pressure Fuel Pump Upgrade???
- Any alternative to $3K worth of injectors?
- New tune -> limp mode (2C58,2C86,2C7F)
- magnaflow muffler
- M Factory Limited Slip with 3.46 – Anyone do this one?
- Anyone running the HPS Intake for the 135i n55?
- CSF Radiator Questions
- N54 Hard Misfire (logs attached)
- Anyone figured out how to use aftermarket RAD fan?
- scammers
- Dinan or Berk Technolgy exhaust?
- Catless DP and MHD Regarding Emissions Question
- Oil leak burning off of down pipe / cat, trouble locating source
- Not hitting boost target and corrections on all cylinders
- E82 135i N55 electrical issues driving me crazy
- Stalling at a quarter tank of fuel
- 2011 135i Coolant Leak
- MHD Logs
- Power steering pump clicking noise
- HELP!! 29CC Combustion misfires on E70 Port Injection Tune
- Difficult Downpipe Fitment Issue
- N55 Constant PCV Failure
- How To Fix Ovaled/Loose Injector Bore (No More N54 Misfires!)
- Low Boost warning - shot vac lines?
- Ring around start/stop button
- Really like MHD V10 map
- California Tuners, what's a no-no for smog?
- Gutted Downpipe Sound + PE
- CM725 Twin Disk Issues
- FX350 Clutchmasters install - Very loud - Video
- Three positive battery connections?
- CDV delete, clutch spring removal, and/or UCP?
- Is there a practical way way to add a temperature gauge to these cars?
- DME Active Codes 29E2, 2CFB & 2D09
- Why am I getting 29F4 & 29F5 with catless downpipes?
- Driveshaft Moving When Removing Driveshaft Nut for LSD Install
- 2DCE Fault - NO NOISE FROM ENGINE N55 2013 135
- Not 100% healthy N55?
- MHD Logs, Feel hesitate or noisy when full accelerate to 160km/h
- Help! Misfires left and right after an oil change
- Anyone interested for stage 1 for n55 engine?
- Back in the saddle
- Code 30FF and no boost
- HELP! Trying to diagnose misfires on n54 135i
- n54 Cracked Oil Pan or Bad Casting?
- 135i N55e low boost to 4k rpm (DV recently cleaned)
- N55 Hesitation, low power, no code. Potential WG issue?
- Help!! VTT error codes after coding/new battery
- Help!! VVT error codes after coding/new battery
- Wet carpet- please help!
- Project / Build log: my ultimate daily
- 135i transmission replacement?
- VSRF Exhaust Upgrade, Do I need a tune?
- Coolant Leak - where is this coming from?
- LiquiMoly does not recommend W40 in the N55
- Code 002A82 - DME: Vanos intake + Clearing VANOS adaptations
- N55 Spun crank hub?
- What's a good OEM equivalent radiator? Worth going all aluminum (stage 1 max)?
- Coolant lines - which would you replace at 100k if replacing the water pump?
- 135i - 29DC after WOT
- New intercooler info for 135i e82 n55
- Misfires on 4,5, and 6 under load
- Tuning the N55 - is it basically torque (load) based?
- Custom MHD tune and adding JB4
- 08 135i project help!
- Boost hoses
- M2 N55 Valvetronic Exhaust Retrofit to 135?
- HELP! Wiring Harness
- Clutch slave cylinder install
- Lightweight flywheel worth it?
- Misfire code and thermostat code help
- Rev limit with PS2 turbo upgrade
- Bay Area Smog?
- Potential hpfp/boost leak/timing issues??
- Will Stock Wheels Fix in The Back for Transport
- Name this intercooler
- N54 turbo replacement
- Misfire
- Click during accel./decel at ~12mph - not exhaust flap
- Bulletproof driveline?
- N55 Strange Noise?
- Too much E85 --> Fuel Pump shutdown?
- N55 motor mount install help
- N54 Wastegate 0% duty cycle
- What is this part?
- 2011 N55 E82 valvetronic issue ?
- HELP! Pulling my few remaining hairs out. N54 - 30BB **SOLVED**
- Is this typical? Dirt in spark plug holes
- MHD help. Car doesn't like anything other than stock
- should I switch from Cobb to mhd?
- Car shuts off No codes or CEL
- DME codes following Turbo upgrade and valvetronic replacement
- Pure600 Wastegate Flap and Bushing size
- Anyone have an LSD on their DCT e82?
- Can anyone share OBD.INI file from ISTA?
- Going Water to Air
- Cylinder 5 misfire
- Possible DV Leak? Not meeting Load/Boost/MAF Targets
- Cooked throwout bearing
- Super slow spooling plz help
- N55 Turbo Rebuild [Advice?]
- Separating shifter from shifter arm
- N54 (335i) engine swap into e81 or e87 parts and to-do list?
- E88 14' Valvetronic dead?
- MHDv10 2+ Tune looking for advice to keep going
- Catted Downpipe for 2012 135i N55
- 2008 135i e88 n54
- 135i n55 2012 exhaust sound enhancement
- Possible to get the N55 to sound anywhere like an M4?
- A noob wanting to returning E85 135i with N55 back to Stock map
- PS2 Tuning Help
- Graph reading help
- Replaced my 135is flywheel with a M4 Flywheel
- Noise from DCT
- 4 codes not sure the issue
- TC/DSC not Turning Off and No LC - 2012 N55 DCT
- Delphi coils
- GS6-53BZ/DZ manual trans accidental bolt/pin removal
- Vanos brands
- N55 vanos bolts
- Coolant line will not fit between thermostat and turbo outlet
- 135i 15in rear conversion
- Lost heat after radiator change
- Advice on 135i (N54) possible purchase?
- Random misfires after car sat for a month
- Banging noise
- Can you help identify this squeek?
- 135IS ppk2 fan relay warm
- Custom tuning 135i n55
- Catless downpipe smell
- Save time by doing FMIC, charge pipe, radiator, and coolant lines at same time?
- Drive shaft prop shaft rear seal replacement