- Flutter With HKS BOV @ 21psi
- Upgrade fuel pump advise.
- Last Resort. Help please!
- Coil Upgrade? FBO N54 335xi
- Alternator generating correct voltage, battery not recharging?
- VRSF Poor Quallity Charge Pipe?
- '08 335i Overheating / Thermostat Leak
- Possible to run MHD flash only with JB4 installed?
- Gearbox weird noise (manual N54)
- Help this shit is so confusing
- Stage 2 turbo upgrade help!!!!!!
- Trying to narrow down a rattle under throttle.
- Dumb question, i'm sure
- If anyone is interested follow the build
- Bog right after gear shift 6spd auto.
- 2010 e92 335i n54
- No power delivery n54
- What maintenance should I prioritize?
- 335Cab 2006 E93 N54 // Aluminum bolts in an aluminum motor to be or not to be!
- Methanol in the tank?
- can I swap an N55 for an N54 in a 2011 335i?
- Help with a misfire
- Carista scanner, P0171
- The Ultimate BMW N54 Charge Pipe & BOV Guide (DIY Video)
- Straight pipe golf tee mod
- Dirt in sparkplug hole
- Pure Stage 2 vs. Small single turbo?
- Finally did some logs!! Input would be great!!
- Jb4 Install Power Wire
- Fuel trim question
- Full throttle throws codes. Please Help!!!
- Downpipes really worth $700 install price?
- 2C31 DME Code - MHD Stage 2 + Emissions
- Car Slips When Accelerating
- Software for Awron E9x DGA needed
- E92 DS works great, M mode will not work.
- O2 question
- (HELP) installed jb4, car wont start (HELP)
- Single Turbo Install, Aiming The Dump Pipes
- BMS Meth not getting flow, a little help please.
- Anyone try this boost leak testing kit?
- What does a DCI, and catless down pipes get you?
- Help ASAP
- N54 smoke issue
- AFR stuck
- Misfiring at idle again! Any ideas? [Logs Inside]
- Good non OE valve covers and bolt PN question
- Do I have the DCT transmission or the normal auto?
- 335i 6MT Misfiring over 3k RPM
- MHD transmission option?
- Changing fluid in 6HP21 with 90K miles on it….yay or nay?
- 2012 335is 60k - Rod Bearing noise - needs engine
- Valve cover warning labels discountinued?
- Too old to tune?
- Torquing to factory specs on a 100000 mile car
- JP workz 2019 orders
- "new to me" 335i....first drive. Lots of codes!! Help!
- Injector options?
- Questions about MHD Stage 1
- E92/E93 335i with OEM M3 exhaust
- 2c32 & 2c62, stft bnk2 flat, input?
- Bad boost solenoids?? 30FF low boost code.
- Rough Idle, Cold Start, 29F2 Only Code
- Post cat O2 sensors, whats the difference?
- N54
- VRSF Exhaust Sound
- MHD showing me 2 different VINs for 1 car??
- xHP transmission flash stage 2 issues
- N54 vs S65 DP Fix
- wtb secondary cat for 2008 335
- Which MHD Tune should I run?
- NGK 5992 Discontinued?
- Motiv Flex Fuel advice?
- MHD tune disable fuel pump?
- Transmission Oil Temp?
- Leaky injector....any options besides replacement?
- Need Help With Stuttering and 1/2 Engine Light
- MHD tune N54 wastegate rattle?
- CSF Race N54 FMIC
- N55 vs N54 Map Sensors
- Cheap Chinese intercooler from amazon
- BOV Vacuum Adapter tubing advice
- Gearbox n52 on n54
- Custom tuner recommendations
- High fuel consumption and less power.
- Help please - Fuel-It lpfp malfunction
- Need help before doing it
- Recommendation for turbo AR?
- 02 codes after DP install?
- FCP Euro selling reman index 12 injectors!!
- Is repairing turbos a good idea? If so what to buy
- Turbo Lag....what's normal on an N54?
- Dual wastegates
- ARM Motorsports Catless Downpipes...Good Stuff!!
- intermittently failing water pump?
- Clutch failure out of nowhere
- Turbo core buyer
- jb4 2 step/nls relay
- DIY Stage 3/4 Fuel pump question
- Slighty rough startup when cold...no codes. Normal?
- N54 335i Cylinder 3 Misfire Diagnosis
- Diagnosing spark plug
- Downpipe removal - Can you keep O2 sensors in
- MHD officially announced that Wifi adapters are complete and shipping to retailers!!!
- 335i not shifting/loses power
- Cheap seized engine?
- Number for the covergasket on the oil thermostat
- I have "spun" rod bearing :(
- Turbo replacement quote - Revolution Automotive
- Help! Boost inconsistentcy
- jb4 2 step works but nls doesn't
- Oil smell while driving.
- RB GF 93 and e85 Dyno results! 681whp
- HELP! Issue with MHD OTC tune / 2nd track day tomorrow
- TR Turbos
- Optimal General Tuning Parameters
- Car's Running Odd
- Log Review - Replaced o2's
- More Misfire Issues!! :)
- 2C31 - lambda code help
- N54 Engine Mount Question
- Need help 335i Dct conversion
- 335i manual transmission noise
- Possible Head gasket leak??
- Mfactory clutch already slipping?
- jb4 no lift shift
- Is JB4 2 step only available 2 step?
- Forge diverter valve what spring should I use
- 335i N54 Idle drop after light thorttle blip
- 29E1 2A13 Codes
- No Boost??
- Rear O2 sensor replacement with c-PE DPs
- N54 jb4 to trade for N55 jb4
- VRSF downpipes - Bolt head size??
- Best solution for FMIC screw
- Single turbo.
- fueling for 750whp?
- Oil feed and drain lines
- PCV & Catch Can
- Exhaust leaking after downpipes what to look for?
- Do my turbo seals look good?
- Frustrated with meth
- Weird Start-up on Cold Start
- Steel SMFW/Spec Stage 2+ clutch noise on light throttle
- Fuel Problems
- BOV HELP
- FBO E92 335i money shift clutch damage
- Blown turbos
- Electric turbos ?
- N54 rear inlet cracked, also WTB silicone inlets for N54
- Engine wont start after an engine rebuild? HELP!
- need help fuel pump and coolant codes need help
- MHD failed to write about 55 times for three days
- Reset Adaptations
- Datalog read
- Oil leak/ part identified
- Turner inlet relocation kit
- Misfire 4,5,6
- Help with clutch options on n54 FBO
- 29E0 & 29E1
- Oil Cooler needed for a Daily Driver?
- Cant gas car past 1/2 tank
- Lubed injectors
- Question about MHD Burble Tune
- 30FF, can't adjust rear wastegate rod
- Best ATF for ZF 6AT Transmission in 335i??
- Any performance advantage to removing the secondary cats?
- MHD Wifi OBDII Adapters
- Can I repace just one injector??
- Cheap Downpipe? (Blackhorse Racing)
- Map 5 issues
- Aftermarket twins question
- MHD WiFi OBD adapter works great. Confirmed to work with mhd, xhp and xdelete
- N54 VRSF
- Coolant Leak!
- XHP stage 3/ transmission slip
- Eldor+Bosch Coil Mix==Bad?
- Anyone running latest (2019) VRSF FMICs?
- Fcp euro remanufactured injectors
- Where is this oil leak coming from?
- Dynamic Autowerx Turbochargers.
- custom cobb tune¿
- Puzzled. Misfires after Protool 'DME reset adaptations'
- Best OEM Inlet Manufacturer
- INPA and MAP testing
- help Reset adaptations
- Car dies intermittently
- Can a leaking PVC Hose cause the rear main seal to leak?
- Advice on next mods to reach 500hp?
- Fuel injector issue or is it?
- MHD 1+
- Not hitting peak boost after inlet and DP install
- Help with codes
- Orange Carbon Built Up?
- Serious STFT and AFR issues
- 2c9c after going catless
- Is my new valve cover already cracked?
- Anyone running the Helix HPFP Overdrive
- Random 2E69 - Knock-Sensor Signal 2 code?
- Spark plug / coil deep dive [1 loose, 3 oiled]
- 5" HD or 7.5" HD Competition Intercooler for stock turbos?
- FBO+ Maintenance Question
- TCU flash suggestions
- oil filter stand gasket life span
- Fake Index 12 Injectors - Scam
- N54/N55 Bedplate What Sealant??
- 2 inch turbo inlet housing
- AmazonBasics Oil in n54?
- Torque losses via drivetrain
- Strange oil leak
- New Throttle pulsing under acceleration
- BOV sound changed
- First E85 Experience, wow!
- Rattle Inside of GS6-53BZ Transmission
- Where does this go?
- My new Pure 600 Turbos finally came in. What are these marks?
- What whp range for PURE 600, FBO +INLETS, E40?
- 2FCA and 2FDA codes, hesitation
- Pure600 turbo kit, what else?
- Looking for a tuner in Los Angeles area
- Was hitting about 7.2 psi stock now at 6psi
- Best practices & equipment for MHD flashing?
- Misfire after changing plug.
- P0328 p1328 p2e68 p2e69 non stop
- N54 turbo options for track course use.
- Incorrect boost readings
- is it blow by? burning oil
- CSF 7046 (AT version) Radiator Install question
- Charge pipe/diverter leak
- N54 valve cover changed...leaks worse now...
- Reliability 2009 335i
- 2AAF and 3OFF code N54
- No heat
- New Guibo Has No Arrow, Which Way To Mount?
- Aftermarket N54 turbo inlets……looking for info.
- MHD V8.1 Maps
- DP fix
- Boost leak vrsf charge pipe tial bov
- MHD Stage 2 vs Stage 2+ ?
- MSD81 bricked after MHD 1.9 Update
- jb4 Help
- MHD "cold start noise reduction"....do it!!
- Built Motor + Speedtech Thread
- Turbo howl at lower rpms
- Wheel spin in 2nd, MHD maps & causes
- N54 Rod Bearings - Preventative Maintenance?
- Stripped belt tensioner bolt hole
- Upgrading Turbos in Winter, Can’t tune...
- Half engine light/limp mode after throttle adaption reset
- Synapse BOV+Chargepipe combo