- MHD Exhaust Burble
- Stage 3 lpfp/PI Question???
- Variation between Boost and Boost Mean
- P30ff code at random?
- Anyone running the "on3 single turbo" kit on their n54??
- Car died mid corner sent me off the track.
- Any aftermarket coolant reservoir?
- Need Help For Downpipe Fix
- Oil on top portion of plugs.
- VRSF downpipes
- tuning help needed with jb4 and vrsf 3" catless dp's
- How much of a nosedive did your MPG take after a tune?
- Limp mode after e85 jb4 on map 5
- Low fuel psi with upgraded pump
- Another Varga Turbo Success Story
- Building from scratch - Machined Intake Manifold
- Virtual Dyno & MHD
- I think my Alternator's gone?
- JB4 335i only trapping 84mph in 1/8th
- Need help
- Outer tie rod stuck
- MHD BOOST
- What jb version
- fuel leak on sending unit fitting
- Overheating and limp mode?
- Walnut Blasted My Valves
- Turbo Install
- Sad day 335i down
- Bosch Front O2 Sensors
- Most power with only a LPFP upgrade? ST or TT?
- Shop can't get it right! Story inside
- Who's still on their original injectors?
- PSA: Bosch Front O2 Sensors for Cheap
- Tick, tick, tick, tick BOOM!
- Can't find my MHD logs on my Nexus
- MHD Question
- Transmission Low Oil Light?
- Experience with MMP Engineering
- Feels like cars choking itself
- Jerky ride at low revs, hesitation, fast jerkiness at high revs
- Multiple Code Help Needed
- Need advice on next Mod
- E90 rear ABS sensors change
- Mhd wedge flasher - NOOB EDITION
- Remove Flapper? Alternate blow-by fitting? N54
- making my own wastgate parts. engineer or turbo expert advice needed
- Dealer told me my car skipped timing. wtf?
- Loud air rushing noise after FMIC install (log included)
- What causes torque to drop off so far?
- AND now there's smoke...
- Are inlets worth it?
- JB4 Warm Up Feature Working Properly?
- What compressor wheel size are these?
- Feed the power in or Pedal to the floor?
- Oil Leaks
- Cnt Downpipes
- Looking for Silicone Inlets Installation DIY
- DP FIX help needed
- Once Again - 6AT Auto Transmission - Anyone with high power please respond.
- Smoking car down pipes off, turbo pics - what's your take?
- Post-shift fuel trim flatline... da helllll
- Custom exhaust too loud! SOS
- JB4 to MHD questions...
- Tension on wastegate actuator arm
- Converting custom Cobb map to MHD via Tuner Pro - couple questions...
- Issues with 4BAR TMAP - Engine Malfunction
- Need help! Still misfiring :(
- FuEl It TBI Question
- Oil residue on front turbo?
- High Boost Needs/Suggestions for GC Install
- High boost on OEM cats
- Hexon RR600 with time slip and log
- E30 at the pump?
- Odd of toasted n54?
- Whats this freaking sound!?!*****fixed!
- 2C7F code (log attached)
- Map 7 targets/boost curve
- Using MHD Logging and Datazap.me to diagnose
- Billet front diff housing with stronger gears
- Sodium in oil
- TA Technix Downpipes
- Install 335XI OEM DP on 335i E90
- pulled my injectors, not a single decoupling element
- Has anybody coded injectors with schwaben scan tool?
- Tranny whine ??
- DP fix & emission? Will I pass?
- 335is DCT transmission errors
- Inline thermostat options
- Fs: Bmw Pe Exhaust
- Best Air Scoops?
- Mfactory LSD recall
- Front and rear axle spline pattern
- 2E68 knock sensor 1 and low boost 3100 codes
- VTT GC Testing on 93 Octane; 568 whp
- Aftermarket intake manifolds
- 335is exhaust crackle help?
- How to tell if your water pump is broken?
- BMW Error code 2D59
- New turbos on the block?
- DIY 3 inch lower charge pipe
- 30FC and CDA9 after Car Repaired????
- Why is it difficult to impossible for dual ball bearing stock frame turbo replacement
- Anyone get wastegate rattle fixed under 3rd party warranty?
- Nizpro 6Hp21 6AT Transmission upgrade news
- MHD stage 2 stats and requirements
- Air Filter Help!
- How to flash "only" MHD burble or any other
- Lower octane = worse mpg ?
- MHD flash options - work with custom maps?
- Oem clutch kit.
- Intercooler Question
- N20 TMAP clarification
- Waste gate rattle - warranty info please
- Coolant temps?
- Another misfire thread -- Persistent 29D2 Cylinder 6 code at all times
- Valve stem seals leaking? See pics
- Help with compatible tablet for mhd flash!
- Fired up ECU with weird mosfet name
- True Full 3in. DownPipes?
- turbo leaking oil and oil pan leaking
- Ambient Thermal Management- MIA??
- transmision swap 6AT to 6MT
- Help - plastic strip in radiator fan
- Question about passing emissions with DP Fix
- Have boost no power. Vacuum leak?
- Weekend Exercise: 6466 335xi Pulls
- Elusive 30FF Issues
- 2c31/2c32/2c7f codes
- Gold Heat Wrap - Anyone use this w/ results?
- HPFP and wastegate extended warranty / TSB - when does it start and end?
- Codes and rough idle
- What 6AT automatic transmission mounts do you all recommend?
- Possibly stupid IAT question
- Flywheel preservation...
- 90K miles - Preventitive Maintenance
- N54 turbos latest revision (how do you tell?)
- MHD Flash - Need to remove Procede
- Noobish question about FBO
- Smog Check in California with Cobb Stage 1 Tuned
- Please help me with a part number confusion?
- Tuner Pro .adx and xdf files
- New water pump issues
- LSD installation. Help
- No Power - Turbo Pipe split
- Need Boost leak help.
- Ltft and Stft different on each bank
- Strange clicking on tickover. N54
- Some Help with Codes Please!
- Random loud exhaust periods?
- fuel injector or spark plug/coil or something else?
- ER FMIC and CP installation Question
- Any relation between oil and coolant temps?
- I'm I out of recall/replacement for HPFP?
- ltft low only at idle - leaky injector?
- MHD tune - auto transmission starts in d2
- Boost solenoid problem...?
- Bmw 2de5 code
- Best FMIC on the market?
- CX Racing Intercooler
- Keep getting long, long cranks and only 2AAF codes keep returning
- Boost Question
- what are your thoughts on theses turbos
- Throwing codes! Need help
- HPFP part num 170 vs 446
- LTFT - Fuel Trim HELP diagnostic MHD Log
- Whining noise
- BMS DCI now 50-state legal!
- Need help!! 07 bmw 335i
- N54 throwing cat converting errors 29F4 / 29F5 Same Time!
- Intercooler C Clip Same as Throttle Body Clip?
- Help Identify this JB4
- Is there a simple common mod to make diff locked?
- The Junkyard N54 Engine: Rebuild and Refresh
- Car turned off while in park? Help
- What software do you guys use to do logging with datazap?
- How much whp and/or torque does a DCT of a 335is trans hold?
- Upgrading stock turbos?
- Fuel system cleaners
- Diagnosing long crank- dataloggin (FIXED! Fuel Pressure Regulator!)
- Anyone have LPFP data log prior to starting car?
- CEL P2098 code catless + dpfix install readiness
- My MHD Flash experience
- Metallic Lifter Tick - Gone ?
- ZF Automatic transmission leak fix?
- Found wrecked 335is at junk yard - what to salvage?
- Help with DP fix!!
- Car has been stalling, now a new idle issue, any clues..??
- Best Price - n54 Charge Pipe w. Tial Bov
- Should I ditch PROcede for JB4
- New turbos installed, still some rattle?
- CX racing Chargepipe
- How to make an LCI e90 handle better than ///m3
- 335is exhaust sounds amazing for first 30 seconds only
- JB4 Error code
- BMS Downpipes?
- Dp fix- help identify 19 and 20 wire...
- Get a load of this crap!
- Rod knock?
- Wastegates stuck open for first 15min of driving (update: solved)
- Giving Back - Various Parts Past 3 Weekends
- What type of oil do you use?
- another BS, engine rattling in idle
- timing corrections while cruising
- About to replace turbos. Manifold bolts/studs have me worried
- NEED N54 pro-tuner (Cobb) in Minnesota
- Downpipe install help!
- MHD v7.0 e25 beta
- Today is a very sad day engine problem/ limp mode
- Am I good to run e85?
- Is this a small leak in the oil return line?
- Unboxing of the on3 Performance turbo kit
- VTT GC Giveaway! Enter here!
- MMP Inlets and Outlets Review and Dyno Results
- Cobb intercooler plumbing popping off.
- Injector coding
- Boost leak
- MHD Question
- Downpipes Question
- Looking at silicone in and outlets?
- Valve cover/downpipe swap now codes
- Steering Wheel Shake
- 07 Bmw 335i sounds like a friggen diesel
- BMW switched engine oils again
- Stupid Question: For people with Downpipes
- N54 (2207 335i) Access to front turbo inlet connection
- Codes 2ABC and 3100 MHD + 4Bar
- Hexon turbos and warranty
- Fuel Injector Blow-by
- Dinosaur procede and upgraded turbo & tmap sensor question
- Stuck trying to remove front outlet vband
- help plz.
- Introducing the VTT GC lite turbochargers!
- Single Turbo 335xi vids (Doc Race w/ Pure 6266)
- Where are all the kill stories and build posts.
- My Jpworkz 6466 GEN2 install
- Replacing Stock Oil Cooler - Which should i get?
- 700+ lb-ft torque 335is clutch
- Wastegate rattle how prevalent?
- Shift S3ctor Indy AirstripAttack 2wd Unlimited Roll Race Champion
- ******** COBB Protuning and MHD Custom Tuning
- 09 335i New Upper Radiator Hose Blew Off
- Stack jb4 with Cobb ap
- No Boost: 3100 code, 30CF, 30D0
- Rear O2 Sensor Wires
- Anyone in the Nashville, TN area that knows a reputable shop?
- Any Advice?
- JB4 VS MHD
- water temperature 250F
- Stutter only in upper acceleration. Drives normal otherwise.
- Jb4 g4 and g5 Iso... Same harness?