- MHD Tune help
- how much horspower does the n54 have without turbos?
- Questions about JB4 Kits
- wrong sub for post
- Leaky fuel injectors and car storage
- New Clutch at 27k miles???
- Long crank + codes? What i'm looking at?
- 3" custom exhaust??
- Easiest method to block off oil cooler
- So absurd Index 12 injector prices are here to stay, huh?
- Radiator Removal W/ Automatic
- 30fe and 3100 over boost mdh with log
- OEM supplier / manufacturer for xdrive rear driveshaft?
- Is it possible to turbo an N52?
- 2-Step question
- Exhaust Clamps
- How is BMS Phoenix chargepipe fitment on current version?
- oil temp sensor
- 335is Transmission Overheat After bog shift delete on mhd
- Intercooler hotside pops out
- Log help: HPFP Or Something else? 29DC and 29CE
- XS-Power cat back exhaust.
- An annoying tap that grinds my gears
- Cold start problems
- Need Some Insight & Direction.
- Rattle/Intense Vibrations At Low RPM
- Rear inlet loose or something else?
- OFHG issues
- N54 Setting engine time issue- Vanos moves
- OBD code P0193
- injector 6 replace? help?
- Running Rough With CEL
- Mosfet keeps blowing after several fixes
- Trims vs HPFP
- Worth upgrading transmission oil cooler?
- LSD conversion on xDelete 335xi
- New to 335 need advice
- Aftermarket Ignition Coils w/ Stock Turbos?
- Running Horrible out of ideas
- 2010 335i - P29E0 Mixture Control Code
- DME coding ?
- Hpfp, any success w/ Ebay or other vendors
- Please help with spotty oil leaking around valve cover
- zf6hp19 to zf8hp45 swap
- Possible to identify waterpump date?
- Is it Wirth fixing this car?
- jb4 trigger wire for secondary pump
- 4F8A Tranny Fault code
- N54 manual transmission to dct swap from M3
- Cobb AP3/v3 Questions; max tq & 0-60
- Injector Sources
- Oil leak front of engine 335xi 2008
- Jp workz ST on an XI?
- Heating blowing white dust/particals
- CP-E Fuel bar fittings?
- Is this oil LL 01 approved?
- Need help passing inspection
- BOV on lower charge pipe
- Aftermarket Tips for PE?
- Tensioner cracked probable cause for cracked block causing weird oil leak?!?
- Elevation considerations for intercoolers. Cooling capacity vs volume
- overheating and now blown coolant something???
- Hissing boost leak trying to achieve high boost
- Cranks, No Start, No DME Communication - Will strangle bmw engineer(s) for solution
- Exhaust problem
- VTT Stage 2 replica eBay turbos for 1k?
- Trick to tighten v-band clamps connecting downpipes to turbos
- Injector stuck!
- Rattling sound during cold start up
- Stock 335i E93 - need mod suggestion
- Cat-less DP's w/ O2 spacers?
- Dead-horse: necessity of index 12s for tuning?
- Ordered some forge splitter BOV/diverter valves think these will work ?!
- n54 jb4 log
- VRSF charge pipe fitment/keeps popping off
- Rattle under load on low RPMs
- Swapping 75k drivetrain into 155k 335i car.
- 6MT Issue
- FRSF Intercooler Silicone Step Down Tube
- Tuned N54 vs Cold Weather
- Rattling Sound - Wastegate? Help identify it.
- Index 12 benefit over Index 11
- Inlets and AFE intake
- 335is p1748 Code
- What exhaust set up do you guys think this guy is running?
- Delayed engagement in D or R, is it a speed sensor??
- Custom Tune
- VRSF 5" stepped intall kit
- N54 life - overboost, lean
- Smallest air compressor for walnut blast?
- M3 LSD swap
- VRSF Downpipe question
- Misfires and Flashing SES Light (HPFP?)
- Looking for vacuum diagram from cabin area
- Valvetronic Designs Introduction, Valved 335i exhaust + exhuast flap controllers
- VTT Thermo-Isolating O2 Bungs
- Look for Thoughtful information on Seamless Downpipes
- water pump 335i 2007
- External Oil Thermostat - What SS lines and fittings?
- Hit target boost but then goes down faster than a 5 dollar ho
- Do I have a thermostat issue?
- Where: Walnut blasting in central PA (williamsport)
- Default Wastegate Setting
- Does anyone know what this cable is?
- Anyone put an oil pan heater on a 2008 335i?
- 2010 335i FBO JB4 Map 2 Running Lean
- Possible 1/2 Mile Project - 6AT Trans Build?
- Engine swap use the motor's DME or the car's DME?
- Shut off after start
- Bought Castrol Edge fully synthetic non LL01 by accident
- Need some help with logs
- What version of Android needed for MHD Tune?
- Advan Racing FMIC?
- Lexington KY shops to install DP
- BMW upgrading
- Challengers vs BMW
- MHD dyno numbers?
- random CEL and code being thrown?
- 335d coolant tank charge pipe
- Single Turbo Fitment Issues
- What's the purpose of these ribs? ;)
- It finally happened... need help with misfire
- average joe diagnostic options?
- Misfiring at idle only!
- Please help identify phantom noise under car...
- Clutch slipping - suggestions?
- another newbie... (with pics now)
- Intake recommendations
- Were most N54 problems fixed in later model n54’s (2011-2013)?
- Looking for POWER suggestions
- Rattle noise? Video attached
- Resonator Delete
- Temp Gague
- Which part is this
- Turbo upgrade cartridge suggestions?
- Swapped out my passenger engine mount in about 45 minutes
- White smoke only after pressing the gas pedal
- Fueling solutions. Port injection? Intake manifold?
- VRSF Exhaust question
- Engine oil fuel dilution
- New PURE N54 Turbos just released. No Core Charge
- Spec stage 3+ problems
- Just got a walnut blast done, will adding an oil catch can prevent buildup at all?
- What size washer for front turbo actuator adjustment
- 7" VRSF FMIC Update
- 08' 335xi Vs. 10' GTI FBO
- Oil level stopped dropping with Liqui Moly
- Doc racing N54 single turbo build?
- CC-ID 29 only on cold start (335i)
- Why don't we just weld the crank hub
- OFH Gasket Leaking Internally?
- Stock location inlets
- Delete
- Question about power gains
- First mods on stock 335i
- Chasing an oil leak suggestions please
- Why N54 injectors much more pricy than N55?
- Help!!! At start up Codes 30CF& 30DOLIMP MODE
- Which upgraded coils??
- OSIAS HPFP?
- Relocated inlets
- 335is yellow battery light multiple codes !
- NEED HELP! cold start 2A7A, 2A79
- Smoke? coming from driver side fender well
- Clutch issue? Diff Issue?
- Turbo-back Exhaust Install
- Misfiring recently... Help
- Super cheap Luk DMFW
- Injector 6 codes 2E35 & 30B1
- N54 Injector Port Ovaling
- Engine malfunction after Changing Spark Plugs/PCV Valve/BOV
- Transmission Fluid
- Tuning with AIC1
- Tial BOV Spring size? I have 2 that won't work.
- Stubborn 2C78 code
- Narrowing Down Cart full of Codes
- Blew stock oil cooler oil line drove the car with no oil
- Misfiring super badly after coil and spark plug change
- BMS 4" slip on exhaust tips in stock ?
- VRSF tips look too wide for diffuser ?
- Will the hks ssq universal BOV fit the vrsf w/ Tial 50mm flange?
- Fluctuating Fuel Pressure
- UPDATE: Injector Port Ovaling Fix
- Strange misfires
- Weird warm idle issue
- Cherry bomb turbo Muffler on N54
- DME shut off cyl #6, but won't turn it back on.
- CSF Intercooler for E Chassis N54 & N55 ***NEW PRODUCT***
- 6266 or 6466 Pump Gas!!
- E93 Exhaust Options???
- I need help!
- DME update
- Turbo-back Exhaust Finished
- Looks like oil in my charge pipe. Normal?
- $250 LSD?
- Do i have a stuck open wastegate?
- Car burbles without activated on MHD
- 335i dct swap
- DocRace ST install review and walkthrough on a 2009 N54 335xi
- New car first post
- Donut burnout caused Trifecta ABS lights?
- New clutch install
- Driver Side Inlets Dilemma with DVs
- OG N54 rant
- What can I do for louder exhaust set up?
- Do recognize this PCV part?!
- Help Needed... Misfire.
- Need Help Purchasing Injectors.
- Battery dying in cold weather?
- Turbo leaking oil and other problems
- Will this 335i n54 axle back fit on my n55?
- Rebuild engine after 600 miles - Oil smells again like fuel
- Need help diagnosing
- *Video* Just changed waterpump/tstat terrible squeal, no water
- Need help installing JB4
- N54 whine wot
- N54 PCV question
- Valve cover leak?
- Boost leak or turbos failing?
- VRSF Race Exhaust vs Street Exhaust
- N54 oil leak
- Single Turbo JB4 MAP Question.
- Help: DS Mode Stopped Working After Dealer Visit
- Lets talk highway MPG. I realize this topic sucks.
- Bad HPFP or Bad Injectors?
- Replica HKS BOV? Safe to use?
- Is this Intercooler still usable/fixable?
- OFHG Coolant cycling procedure
- Ofhg or head gasket?
- E90 exhaust
- having issues getting my launch control not working
- boost issue
- Boost Solenoids.
- SES light and codes after Vrsf downpipe install
- Injector "Cap" Needed
- What oil line is this called?
- Aftermarket Water Pump
- Lambda bank variance after pull - logs inside - injectors or ?
- Question regarding N54 connecting rods
- Transmission fluid type and Differential Fluid Type to Use
- no boost and trunk not opening
- DSC Malfunction need help please
- Walnut blast problem
- VRSF 5" stepped ic vs new 5" HD stepped IC. Any logs?
- Jerking/Shuttering
- Wheezy Stock n54XI. Logs inside.
- Smoke coming out
- Reduced engine power warning?
- Is my motor toast?
- Odd Drive train noise on deacceleration