- N55: moving the MAF to a new intake
- Dyno Question
- So downpipes are in what's next?
- How fun is N52 128i? I own N55 135i but just curious
- Dual Turbo
- N54 AR downs/Active BOV
- More codes
- Downpipes + heat wrap?
- Catless DP insallers in Ohio
- HELP. N55 Intake Vacuum line??
- Codes, tuning, and programming
- 135i down - 135is in
- N55 Jb4 Help...
- SIB 120912
- Smoke Coming From Engine (Video inside)
- Somewhat disappointing dyno today
- meth kit
- K&N intake problem
- Issue With N54 Engines 2008 Year
- 135i o2 sensor
- Engine light meaning?
- N55Mid Pipe on N54 135i
- Great dyno day. In my opinion.
- Convertible Meth Tanks...
- 2008 135i down on power--please help me figure out why
- Who does walnut blasting in the Southeast?
- 335is/135is exhaust
- BMS Meth kit wiring, integration with JB4, FSB Type A, Trunk pump and tank
- "Reduced Power" yet again...
- Going back to stock. Damaged stock intercooler coupler
- N54 vs. N55
- Which vacuum lines do people replace?
- Can someone give me a quick primer on data logging?
- What HP and TQ should my car be at?
- Low temp thermostat
- N54 Catless DP Emissions Question
- What's louder?
- N55 Cobb users? 2011 Cobb + Cat-less DP's?
- P3Cars gauge boost reading stuck at -28.8 ?
- 135i vs 135is
- Disillusioned with my 2008 135i. Please tell me what else I am in for.
- P0015 Limp mode
- Analyze my Datalog on Cobb E30 Map..
- Mods DELETE
- 335i to 135i JB4--will it work
- Changed N55 spark plugs
- Drivetrain Failures on Track?
- Jb4 launch
- Introducing Datazap - my free interactive data log viewing and storage service
- 2009 45k miles valve cover leand and WHAT!
- JB4 for sale for N54
- Still trying to learn this car
- Newbie with Question
- Just picked up 5 month old JB4, cable and DCI
- Accessport V3
- Cobb+Meth? How to do it?
- Guys please help me. Choppy/ jerky accel
- Help! Sputtering problem after Dp install
- Evaporator
- Bone Stock 2011 N55 Dyno graph
- Does this sound like wastegate rattle?
- N54 Turbo's replaced at 27K on a 2009 E82
- ACT clutch reviews/experience?
- Cobb e30 at the track
- Half Check Engine Light (Randomly)
- N55 DCT Clutch Upgrade?
- Vishnu N55 Catless DP Review
- Where to buy PPK for the best price?
- P3 gauge - boost from OBD2 port
- N55 Spark Plugs
- Anyone with related issue?
- Worth it?
- FMIC mount cracked
- What motor in this 1m
- Facebook group!
- 08 135i "Clicking" Noise.
- Not sure if this is normal
- Need info on BMW's "software fix" to hide wastegate rattle
- What is this rattle/noise?
- New Member & Clutch Splipping at 28K???
- Deleted
- Cyba Scoops
- P3 Cars - Excellent customer service resolving a hiccup
- So i installed jb3 in my 135IS...
- Procede fuel pressure connector
- BMS cowl filters (pictures)
- Clutch slipping??
- okay to drive with charge pipe off?
- Teflon coating valves to prevent carbon build up
- Exhaust choices?
- Helix FMIC Install help/advice/recommendations
- N54 New Coil
- Noob here... need advise on engine malfunction !!!!
- procede installed, now trouble (P0108)
- 2008 135i 6MT LSD Question
- Interesting downpipe issue
- n54 overboost at cruise after tial
- Who Understands Cobb Maps?
- BMS DCI Install Question
- Can someone explain this $140 service at BMW (carbon cleaning)
- Dnyojet vs. Dyno Dynamics same car, same day
- JB4 experience
- Sneak preview of an awesome clutch component we are currently testing
- JB4 question
- Just negotiated BMW down to $500 for walnut blasting.
- How much Hp/Tq oem Dual Mass Flywheel (DMF) can handle
- Electric Exhaust Cutout???
- E82 AT temperature problem!
- 135is tuning & new member intro
- Need a part number rear clip axle
- My experience with turbo failure
- What would you do in this situation? A Tale of Two VANOS solenoids...
- Downpipe options
- my 1st tune ever
- Almost FBO and I sucked at the 1/4 mile... need advice... have logs too
- Bad valve cover gasket? Oil everywhere underneath cover and in plug holes.
- N55 midpipes with Vibrant Resonators #1792???
- need help pkease please
- 135i aFe Mach Force XP Cat-back Exhaust - Review
- 135i aFe Mach Force XP Cat-back Exhaust Review
- Wastegate possibly stuck open.
- Does this pose any danger?
- Mid pipes, Performance exhaust
- Help Service Engine Light
- DCT Sport Button Question
- Tial BOV Not Venting : HELP
- Tial Blow off Valve Not Venting : HELP
- Show me your trunk meth tank install
- Gasoline DualBoost Turbo
- RB Turbo for N55
- metallic rattle on startup-then goes away (exhaust)
- Even more turbo discussion
- BMS Low Temp Thermo Install Question
- I do two wheel burnouts?
- Any diff in maps b/t Cobb V2 and V3
- Drilling out cover holes on FMIC grill?
- JB4 map 5 question
- Muffler Delete
- BMW Exhaust Clamps For Performance Exhaust Question
- Real-world JB4 before and after.
- BMW N54 PPK2 owner install, dealer code?
- Little Confusion with Map 2, 5, & 7.
- corvet c6 2006 vs cobb
- Y-Pipe Res Delete or N55 Mids
- Help code 2c57...boost leak??? n55
- Belt Squeaky
- Loss of power, no codes, need help
- NJ-USA-Costco Gas 2extra MPG?
- Short shifter kit from US fit RHD??
- Can't figure out this code: CDA8
- JB4 JuiceOTG on Google play store
- Clutch and Flywheel Help
- HPF Exhaust with AR ******* Dp's
- Alpina flash for steptronic
- Current tune only 1/4 mile record?
- Hi revs then misfire at start up
- pinging at low rpm
- pinging at low rpm
- Another FMIC thread...
- BMS Cowl Filters (N55)
- Nice bang at the strip
- JB4 N55 DCT sport button
- Wastegate Actuator wrong size?
- final drive ratio
- N55 JB4 stage 2 new casing?
- New to 135i coupe. Grille question?
- Code 2DCE-Valvetronic Failure
- Bluetooth Disabled?
- Fs: bms 6000k led angel eyes
- LSD on the 135i?
- CDV Install -Raleigh Durham Chapel Hill
- NKG Laser Iridium Spark Plugs + Torque Questions.
- Stupid slow and angry
- BMW PE worth it? just to maintain warranty?
- Overheating warning but car isn't actually overheating?
- JB4 gauge inaccuracy
- 11.907 at 115mph Woo Hoo
- Exhaust Flap Mapping
- Cannot put car into gear 6mt
- Resetting adaptations with JB4 = best mod ever?
- 51k miles 2009 135i rear main seal leaking….
- True or False
- is this a good deal
- ISO: N55 OEM Downpipe
- Walnut blasting and typical gains
- Remote Pro-Tuning
- Flex Fuel E85
- N55 Spark Plugs changed (round 2)
- Cobb and downpipes
- Need help with KL Racing / Big Tom intercooler piping...
- lci taillights
- Best Quad Exhaust/Where to buy?
- Terry's 135i FFTEC Top Mount Sinlge Turbo
- New stuff from Cobb?
- Tune to remove cold start?
- N54 Power!! (Question)
- WTS Active Auto Strut Brace Bar
- Flapper in exhaust
- Rough Cold starts
- BMS Dual Cone Intake-Thoughts? Pros and Cons?
- Misfires on cylinders 3, 5
- Help pls, engine trouble!
- Headlight replacement question.
- Racing seats, how to turn off airbag and seatbelt lights?
- Exhaust actuator hose
- aFE Magnum FORCE Stage-2 Si Sealed Intake
- Check out my log please
- Rattle on engine off
- uk 135i to 1m full conversion
- Exhaust cutout switch help!!!
- If you had 1,000 Dollars to spend on your n55 135i....
- Aftermarket BOV questions/feed back
- Fastest single tune 135i
- Jb4 map 2 kickdown
- 135i carbon fiber hood..
- Just picked up AR catless downpipes
- How do my logs look?
- Y-Pipe Sleeve Clamps Part Number Anyone!?!?
- Going FBO soon need help on a tune...
- any experiences with Stett? so far not so good for me
- N54 codes 2B2C and 29F2, HPFP issue?
- n55 - overboosting
- JB4 Map 7
- No way it could happen again...right?haha
- jb4 timing pulls colder weather
- Code p13b6
- Defective ignition coils common?
- N54 pro tune
- BMW Performance Exhaust 24b/96khz Sound Clips
- auto tranny shifted itself DS
- Please Help!
- Annoying problem with my n54
- Which Cobb Stage?
- anyone have the M3 trans mount bushings part numbers?
- climate control
- jb4 map 2 psi
- Need help AGAIN!
- help with AA BOV
- JB4 different maps and functions
- Any reviews on Upgraded metal Clutch pedal
- Help me choose exhuast parts
- 6AT to 6MT swap?
- Very bad stalling issue.
- Question about ETS FMIC
- Logged My JB4 ISO Today
- Video: VRSF DP's, N55 mids and Berk race axelback cold start/rev
- gasoline submersible wire
- Exhaust & engine running lean
- Finding gasket # 18117553130
- buying a used jb4 locally.. help if you dont mind