- JB4 O2 Simulation Question
- How does this dyno chart look?
- M3 sway bars, brakes, wheels on 335i
- BMS DCI question
- Cobb E85 - DTC=P2AAF
- Code P0305 Injectors?
- To Down Pipe or not to Down Pipe
- Forge BPV fitment Q
- Who Wins Race & By How Much??
- anyone done the ISO mode on their g5?
- Simple question
- Mustang GT run
- Lead fuel question
- Cleaning intercooler?
- log LPFP and HPFP pressure procede 2.5??? (runnin out of fuel on stage3 agressive)
- Strange Sound..
- JB4 Detectable??? Going in for Service
- N54 Diverting Valve Pressure Sensing Line ::Help::
- 2CA9 Lambda probe heating behind catalytic converter 2, function
- LSD!
- PROcede / battery / HPFP????
- fuel mixture fault codes help.
- bms flash cobb +g5 jb4
- How to properly “tune” your 335i, many lolz and pics inside
- BMW PUMA case (bank two turbo). Forgot to clear codes.(procede) Should I be Worried?
- First try JB4/DCI with Map 5 and 40/60 E85
- What causes ignition coils to go bad?
- 100% e85 on cobb bms flash?
- Redline Trans Fluid Ordered
- dealer denying warranty work HELP
- 2010 335i Long Block into my 2008 335xi???
- Fuel trims real high then real low in the same pull
- fault codes help!
- RB turbos
- Injen DCI w/ ETS Charge Pipe and Tial BOV?
- How long for replaced Turbo's
- Exhaust flow?
- Updated DME software
- Vishnu e85 Fuel Setup (Pics Inside)
- @ Eurowerks : OVER +1200whp Evil Twins!!!
- JB4 G5 Experience on 2013 335is
- Map 5 verus 7 with DCI and 40% E85
- Another Wastegate Rattle Thread - Please read
- Eurocharged Performance - 335I PERFORMANCE ENGINE SOFTWARE (N54) - STAGE 1
- transmission gasket leak
- JB4 installed
- 07 335i e85
- Performance Exhaust
- Mr5 intake for E92 coupe
- Options?
- 29f3 code...solutions?...please help low pressure fuel sensor
- Titanium Exhaust Tips
- Guys I need your advice
- Where has shiv been?
- Procede flashed and now runs rich
- Xmas presents for me! Wavetrac and M3-spec LCAs
- How to tell if JB4 is For N54 Or N55
- 07 335i With Oil Cooler What Cobb Map?
- More HP on my 08 335i...
- How to get turbos replaced under the class action lawsuit
- huge missfire on cold starts. helpp!! :(
- Help Diagnose Vibration
- 335is Power Pack?
- Procede Mapping Question
- Autolite plugs for N54?
- Help, loss of engine power and engine malfunction light
- Mr 5 Intake Installed
- CEL THen half power?
- small leak at meth tank fitting, permatex?
- Does anyone run a meth filter?
- Does anyone have logs from when their wastegate(s) were dying?
- Owners manual Pdf for electronic performance wheel v2?
- Burning smell after installing catless downpipes and smoke.
- Extra fuel injection
- ActiveAutoWerke New Tune
- Intake Valve Cleaning
- Mods this week - exhaust
- Tweak for passing sniffer test with cattless DPs
- Help me diagnose these symptoms
- diverter valve/ charge pipe ?
- E85 & 93oct Mixture?
- Cobb
- To intercool or not...
- Strange Buzzing noise - 30FF related?
- Have $1500 to spend best power mods
- Intake Valve Cleaning
- White Smoke from Exhaust
- Customizing 09-10 maps for low octane pump fuel and high altitude
- Meth Tank with Techron
- Unusual shudder. i dont know what else to replace.
- PROcede Fuel Pressure Log
- Hooked up Laptop and ran into a few issues
- VP 110 leaded race fuel
- Codes
- Big engine light!!!!
- Just made my own DCI ,
- Biggest quad tips?
- Oil around my spark plug cylinder #2
- motor mounts
- BMS n54 chargepipe reviews???
- Created my first log
- Suspected leak on front axle differential....Ideas? Help?
- Installing Catless DP's and FMIC
- Feeler - FMIC
- Error 2E31
- Cobb Accessport new device, pins pushed in/broken?
- What exhaust is this?
- Highest mileage 335 I've seen so far
- PTF ProTune Dyno
- Cobb AP - 30F2 - Glow ignition: cylinder 6 Excessive knock
- PTF Experience
- help!~the bank2 is max~!!!
- Codes after DP Fix removed, inspection passed
- Cobb Datalog Advice
- Cali recall 10E-A02. Does this mean HPFP and injector replacement for free?
- Cobb tuning
- Can't break free front O2 sensor on Dp install
- Too much cooling?
- Waste gate adaptations and E85 on JB4
- just click the link and help me please
- Cobb-P3OFF (boost leak) DVs?
- G5 install issues with old g4 harness
- Cobb ap mount clip
- idle free rev jumpy
- Shaking under right turn acceleration only
- Coolmist meth kit = no flow/leaking tank
- Very Different N54 turbo upgrade - pic inside
- Previously working meth kit, now low flow
- Ticking.....
- O2 Sensors
- 335i 2fa4
- Intercooler Install Question
- Did anyone got your wastegates fixed by bmw do to extendet wastegate waranty??
- Need some help guys with steps to cure some codes please
- 29e1 code
- JB4 G5 ISO + BMS flash Discussion
- Cobb First Log Stage 1 Aggressive
- Inter cooler Install Question
- need some help with codes
- poof
- Meth leaking at top of nozzle at connection point....no o-ring???
- N54 Oil Filter Housing Gasket
- chargepipe fitment
- Wavetrac LSD
- Anyone daily drive with DR's?
- Engine Malfuction/ Limp mode (just installed DP's)
- Massive Shudder
- Just another n54 engine build thread
- 1/2 CEL at 4500 to 5000 RPM w/o JB4
- Stage 3 update
- JB4 HELP!
- COBB AP stuck "identifying vehicle"
- 1.5 mile drive to work?
- "mixture control" code and wet #6 plug
- Catless downpipes but keep orignal secondary cats
- HELP: hood won't open
- A BT software snag...
- Driving with Cowl and Cabin Filter Off!!!
- Best Cat-back exhaust systems for 335i Xdrive Coupe?
- Dinan Oil Cooler line leak
- ACT Clutch slip after 1 year.
- Secondary cat delete, 409 SS tubing?
- another DME failure 07 335i 67k
- Oil leak near the blow off valve?
- How To Upgrage a PCM!!!
- Cobb AP Throwing Codes
- Mod bug bite...bad
- Making Eisenmann Sport louder?
- oil housing question
- Bmw 3351 N54 Pe
- Jb4 issues after install.. please help!!
- Blow off valve!
- Wastegate rattle info needed
- My jb4 map 1 e85 mix log
- What is/are the cheapest Mods combination(s) for our car that will increase HP
- Changed my sparkplugs! does this look like normal wear?
- Anyone with OEM steptronic paddleshifters?
- Burger Motorsport Oil Catch Can 135i N54 installed!
- thumping noise on cold starts
- Question on Half-shaft Upgrade for E90 AT
- JB4 vs warranty: Worth it?
- 3 month 4,400mi E85 Review on 100% stock fuel system
- Clutch Advice
- 6MT High HP Misfire issue solved
- squeaking noise from a wastegate
- More Stage 3 prototype pics
- 335i Magnaflow exhaust?
- Another Walnut Blasting Thread
- Installed G5 ISO a few nights ago and need some help with issues
- What kind of ECU chip do I have?
- 335i smog with jb3?
- Jb4 rattle fix?
- Interior Swap-Air Bag light in one car and not the other Help!
- Engine Malfunction
- Procede Map 2 for methless
- JB4 on, but no power
- Just had water pump replaced, now 2E84 and 2EF4 codes
- EFI Logics Cobb Protune
- Longboarder's e92 Part Out
- P/N for the clip on the passenger side IC piping
- keep throwing 29f4-29f5 question
- Can anyone help me visually distinguish n54 JB3 from JB4?
- poof
- FMIC cold side Plumbing keeps popping off!
- JB4 install, now car won't start
- Dealer valve cleaning using Techron
- Plugs after 50k + lost a screw
- rear passenger side rattling after bringing car in for HPFP service
- turbo life expectancy
- Has anyone successfully put 1M DMFW on 6-bolt N54?
- Clearance Issues with Spearco Intercooler
- JB4 Issue Please Help!
- got some codes
- Fuel injectors replaced and walnut blasted, still misfires with cobb stage1?
- No Meth w/o DP's?
- Any A/T's out there breaking axles? Pics inside
- hiccup on moderate acceleration
- Vishnu/FFTEC Single turbo in Denmark.
- Can the TPS sensor on throttle body be replaced?
- Intake valve blasting issue
- Any dyno from Vargas turbos yet ??
- Supporting Mods
- Torque converter clutch slippage fault 4F53
- Code - P2AAF P29CE HELP
- Run flats suck
- List of Fault Codes after DP installation
- n54 piston compression
- 335i spark plugs
- Just another 660whp dyno run (Vishnu/FFTEC Single Turbo on E85)
- Sensor on top of Intake Manifold??
- Reduce Injector Noise - Possible?
- Cobb AP no boost
- 6sp transmission
- Valve cleaning at 58000
- Welding Gears in the Diff Vs LSD.
- Clutch/Transmission Noise
- Dr. Euro of Southern California - Review
- The Final Countdown
- 335i N54 Oil leak
- AFE ar intakes
- Finally got my car fixed and got a BMW Performance Exhaust installed but...
- Cold start limp mode p312e ??
- Car stutters randomly while at a redlight!! Weird...
- Ticking
- Turbo
- Just installed AA exhaust!
- Axle back exhaust 335, E91 only
- Best Air Filter with Cobb
- Help with code P16B7
- Lean AFR, misfires and reduced power. Procede?