- what pilot bearing to use with spec steel single mass flywheel?
- Spark plugs, and Oil in Coolant.
- Downpipes Installed
- Car seems laggy when under full load....
- LSD install in NC
- Engine Overheat Warning, but Temps are fine?
- jb4 map 5 vs cobb stg 2 aggressive for 30/70 e85 mix
- Installing KW V3's & Camber myself on my xi e90 please share tips and advice!!!
- N20 map sensor to use with RBs, is it really worth it?
- Need suggestions on what to install first (DIY modders please)
- Maxed out on RBs and pump gas - what next?
- Meth solenoid choices
- Newb: do flash tunes get better over time?
- Cobb Stg2+FMIC w/ Different Turbo
- downpipes installed o2 sensor questions
- LSD installation ?
- Leak from Turbo Area
- Help Me Pick An Exhaust
- Downpipe install in Orlando, FL
- DME SIB 13 09 10 - What to expect?
- Where can i buy a N54 Engine?
- OFT stg1 and Alpina TCU behavior
- Misfire in cylinder 5 code p0305 new injectors?
- Exhaust 335i
- Defective pressure plate-see pic
- Long Term Review: Vargas Stage 2 Beta's.
- poor timing numbers and pulled timing events, 19psi boost spike
- Any BMS (or other) OCC long term review out there?
- C@-less Dowpipes Readiness
- Methanol Mixtures
- JB4 Firmware Update Question
- Custom Carbon Fiber intake.
- Vargas Turbos
- N54 vs N55 PE Mufflers- are they the same?
- 335is/550i/650i/ECS Tuning Clutch Review
- *** PDF GUIDE - Modify OEM exhaust to sound like PE exhaust ***
- Transmission Limp Mode in D but not D/S or M
- o2 Sensors & DP install
- Another JB4 pinout gone horribly wrong! HELP!
- FBO?
- Trans filter change questions
- JB4 installed in a E903 any one heard of issue with the convertible top
- Exhaust smoke problem N54 335i
- Asstiance: P0171 & P0174 CEL codes
- bmw wastegate software fix - lag
- Anyone ever run 100% water injection?
- Z4 35i Dyno - Cobb PTF Etune
- Mishimoto FMIC
- Help! Any difference pulling front struts from an xi vs an i/rwd? Video inside.
- Did everything ...still problems
- Boost overshoot new problem / Procede
- Clutch Options for 335Xi AWD
- Jb4 question.
- E90 335i N54 Many Mods + Many Vendors Short Review
- Cobb AP map flash issue
- Cobb AP map flash issue
- Missing gasket from turbo
- does the chargepipe c clip go on with prongs up or down?
- Constant engine Vibration Problem
- Half Engine Light. Codes Inside
- CrC Intake valve cleaning
- misfire only with tune...is that normal?
- New Walbro 450 E85 bucket.
- Trouble Shooting 29DC Code
- Quick and easy Question
- ECU went into 'diagnostic mode' NEED HELP
- Anyone have before/after drag times or dynos for downpipes?
- Dynoed on FBO with Cobb e38 map courtesy of Jake from PTF!
- N54 lumpy idle long cranks
- Denver Fuel Options for a Tuned Car?
- OFT Question
- Long term effects of not having oil cooler?
- How to tell boost pressure?
- Has this EVER happened to you before?
- found oil filled coil& plug
- What clutch to use in my 335i
- Airfield shootout, vs sl55 AMG, c63 AMG, Shelby GT500, m5 e61, 996 Turbo
- Help with rough running.
- What is wrong?
- Oil Leak
- Timing correction issue on a single cylinder...
- Can the 535i's N54 transferable to 335i?
- Start-up and oil issues
- Wedge Flash setup?
- Oil level problems!
- Stage 2+ Datalogs
- Aquamist Settings
- Just got borla exhaust
- Codes 2C32 and 2C6A after DP Fix install, thoughts?
- 2007 335i misfires many parts changed ... at a loss
- cobb tuners CAN SOMEONE EMAIL ME THEIR COBB OTS E50 MAP FOR I8AOS, CAN'T USE ATR.
- Coil Pack Part Number?
- ZNS Performance Single Kit
- First ever data log, any advice welcome
- Possibly a new pump HP record?
- Performance exhaust install
- Jb4 0-60
- cobb stage 1 stopped making power?
- HELP !!!
- Noise on acceleration!
- Frustrated! Car shaking while breaking
- Rb/Vargas limits
- What would you do?
- Wedge pump flash! It rips!
- BMW Spark Plug Tool
- Need more Ponies!...and advice!
- Stuck and pissed off
- jb4 autoclear
- N54 fuel limits solved? PTF Facebook page link..
- Spec 2+ clutch + SM flywheel installed.. questions now.
- Custom diffuser review
- numbers if upgrading to Rb's
- Spec stage 2+ installed, horrible noises
- Has the time finally come where we can do away with Direct Injection?
- Help! Stock tune with throttle closures - DATALOG
- Wedge flash review
- Codes 2A94 and 3100 This Morning
- Anyone have experience with the Evolution Racewerks FMIC?
- Route valve cover to intake hose to the ground ?
- Elusive misfires, what next?
- Is 2 second cold crank considering a sign for failing HPFP?
- Need help with a part id......
- Error code?
- 30FF at high RPMs
- Pointless thread, please delete!
- JB4 First Impressions
- n54 from Auto Interchangeable with n54 from 6MT?
- Heeeelp please
- n54 with 53000 miles
- injector hell
- How loud is Performance Exhuast vs Muffler Delete?
- Wife trashed my DP Fix...
- Started car, engine malfunction, smoke(maybe).... help!
- Why is Oil "Blackish" in less than 1000 miles
- Is there anyway to disable Hot/Cold Protection on JB4 tunes?
- Honda civic turbo vs 335i-what do you guys think?
- Another Single Turbo SWFL Build
- removing bms meth kit
- Downpipe install w/lift! Easy or Hard?
- P142E code what this means
- Dinan Turbo Upgrade
- My wastegate rattle
- JB4 question... Map 7 fbo w/e85?
- Issues with starting sometimes
- Idle at 640 but rough after Valve Cover Gasket replacement
- My N54 Top Mount Project
- Does anybody know him..??
- COLD AIR INTAKES - more hype than reality?
- Faulty low fuel pressure sensor install
- first time at track car got 10x louder after first run
- Here we go, first cold start drivability problem.
- Can someone help me with a part number? Please and thank you !?!!
- What does this code mean?
- Clunk while shifting gears
- 335i FBO
- 502/521 in an XI!
- future of tuning
- Tork HPFP upgrade
- Wedge
- Finally replaced valve cover .. Need new coils?
- What maintenance items or things to "check" before DP/FMIC
- Jb4 pin out upgrade help??
- 2a12 DMTL
- Word of caution and advice needed
- Is this a good thing?
- Procede and Procede Fuel Flash
- Recalibration of gas pedal?
- Engine Malfunction...Code: 2E9F and 30FF
- Downpipe gaskets
- How to enable Autoclear on JB4?
- anyone with kw v1's
- Help? Input Shaft Damaged...
- jb4 install help! car won't start
- Tstat replacement help please!!!!
- Procede load values
- bmw 3 inch exhaust or 3.5
- Exhaust Tips
- Does my ignition table look odd ?
- Charts of Stock throttle maps
- Fluids
- Beware Wedge flash is deceiving
- Cobb OTS e30 datalog. Reviewers welcome
- Performance intake for E93
- 2012 bmw 335is quad exhaust conversion
- Me Vs 140mph trap GTR.
- Me vs Bike
- aFe intake issue
- Multiple Tunes for N54 335i
- OEM vs Walbro 255 vs 455 flow rates.....hmmmm
- Pilot Bearing
- Exhaust Tip Question
- Codes came up after dp install
- BrenTuning Review
- Any updates on the VRSF 5" Stepped IC?
- Map 6 setup?
- MAC boost solenoid problem, help
- 335i Automatic transmission how to remove linkage inside transmission?
- driving on uncoded injector?
- bypass solenoid for JB+
- What PSI spring should i be running in my BOV?
- Refresh under the hood/tune up
- Injector Recall
- CHEAP Walbro 255 find?
- Help w/ mass Air Flow Sensor
- Another misfire thread
- REVIEW- Best bang for your BUCK! Circuit Werkz Stainless Exhaust!
- RB Turbo Info
- What is the bung/nozzle thread size for vishnu's chargepipe?
- ER chargepipe/Tial BOV with stock airbox?
- Just ordered - JB4 +USB
- Vacuum reading at idle....
- Turbo siren whistle noise
- 29f2 and 29e2 after new turbos
- For those of you w/ Wagner FMIC… Pretty sure its same as Mech Tuning..
- Cv Wont Go Back In Hub Any Ideas?
- AMS exhaust questions
- Car is barely running, throwing codes : 31002A & BC2F08
- Engine Overheating! Possibly NOT water pump??
- whats the deal with these coil packs...
- Forge DV making flute-like noise
- jb4 g5 map 5
- Different DP Fix Question
- Idle bouncing, unresponsive throttle *solved* TB not plugged in
- using accessport to read codes on non bmw cars?
- exhaust tip adjustment?
- Combustion Misfire Codes
- Slow leak AC?
- Burning Oil Smell On Decel
- New E85 Calculator for Android
- Valve Cover Bolts
- first log with downpipes
- hard clutch pedal after clutch install help?
- Please help!!!!!
- Please help! Concerns after having these new turbos installed!
- Wow. dat auto trans torque pls
- A light stall before acceleration...Help
- Serpentine belt broke
- Tensioner pulley question
- 28 pounds of lolz
- Can someone tell me whats going on here....
- Price quote for spark plugs and coils
- Dci cleaning
- Normal tmap readings?
- LPFP question.
- Turbo lag or transmission slip?
- Weird bov sound. Boost leak? Video inside
- Need suggestions: 3 Injectors not Working
- Misfire codes, looking for some opinions
- Cobb PTF smooth?
- Wastegate rattle - What's normal and what is a problem?