- Did PPK1 & M Perf. Exhaust... NOT getting "burbles", "pops" etc.?
- custom exhaust flange
- HPFP And LPFP cobb
- Vanos recall - car smells like gasoline
- Power kit with mods.
- noob installation charge pipe question
- Are the OE diverter valves really that bad?
- Air to air Intercooler vs M4 air to water
- Help Me ID My Tune!
- Tial Q BOV
- N54 Water pump died... what other mods while I'm repairing?
- Name this hose! (n55 135i engine bay pics)
- Mid Mileage N55 2011 135i reliability? WARRANTY NECESSARY?
- Flash tune for 2012 e82 N55
- N55 BMW Performance Air Intake Question
- So I got my Cobb today
- Whole slew of problems with my 08. Misfires,oil loss, help!
- HKS w/ ER CP
- Anyone in Bay Area with a stock exhaust?
- First Things First...
- Charge Pipe
- turbo seals are leaking time for RB ( UPDATE PIC) LEAK
- LSD from MFactory!!
- Differential bearings
- LSD Install Driveshaft Nut
- Need advice about blown Turbo/Warranty
- Jb4 feeling "artificial"?
- New tune after N54 wastegate failure ~80k and Intake Valve Cleaning
- N55 LSD Question?
- Ssk installed: 5th and 6th difficult
- Radiator question for an Auto
- FMIC.. ER vs Taiwan
- Best LSD
- .
- Ambient Thermal Management FMIC Review
- Axle seal part number
- n55 CVS & Gas in Oil
- Injector failure, dealer claiming multiple bad coils
- HELP: M3 diff
- Crankshaft sensor code after doing spark plugs?
- Look what the big brown truck dropped off!
- Vibration/rumble at low engine speeds
- 12' N55 tuning HEY COBB!!! COME ON!!
- Small diff lock down bracket
- Boost Questions
- Trying to get caught up on Maintenance
- Midpipe install - having an issue...
- Vibration and uneasiness at higher RPMs
- Ignition coil part number
- 6mt won't let me get it in reverse or 1st gear
- What's the highest hp people have gotten on an AT
- N54 leaky injectors problem
- Minor upgrades?
- Best N54 FMIC
- N55 overheated
- Installed Cobb now radio does not work
- Which mid pipes...?
- Palm Springs Area
- Aftermarket Exhaust Questions
- Best axle-back exhaust to remove cabin drone
- fan won't shut off and spinning full blast
- Difference between TMAP & MAP sensor?
- Pure Turbo Stage 1 N55, 5 Month Review
- To Y pipe or not to Y pipe is the question
- Vargas Turbo VTT Review Results After 6 months
- Meth not fully flowing?
- Trying to determine if I have hybrid turbos..
- 3.5 TMAP SENSOR - N55 with VTT Stage 2 Turbo + Meth.
- Vargas Turbo VTT LAG
- When should the radiator fan turn on?
- Installed O2 spacer, running lean...
- stock intake vs aftermarket?
- Thinking About Changing my Midpipes
- Differential lock down bracket- group buy?
- 29E0 Fuel Mixture Control, Bad O2 sensor?
- Anyone with JB4 install experience in the ATX?
- Newbie looking for more info..
- Some interesting N54 oil sample results? (GC)
- Cat Back exhaust
- N55 Error Code 3876
- After market radiator fan??
- RBs, VTT stage 2...... Or Meth?
- Wedge performance
- So why are we getting only 350ish out of the N55 max
- Blow off adaptor for n55
- HP Fuel pump failed......
- Rear diff oil leak - any DIY threads around?
- No coolant dipstick in reservoir?
- N55 Dyno
- Pulling Turbo Tuner chip before warranty
- Shifteck Downpipe
- Ongoing secondary o2 sensor issue
- PPK questions
- Dealership replaced under warranty, angel eyes now not functioning the same...
- oem dv leaking at idle
- catless drone solution?
- Mod Friendly Dealer in NYC or LI?
- Quad Exhaust
- N55 PPK compatible with Intake? or CEL?
- BMW 135i N55 6MT 2011 RADIATOR LEAKING
- Help! Low Psi! :(
- Who Has Replaced Their Own Turbos
- What Downpipes And Why!!!
- Intercooler advice?
- Deployment advice
- CEL Reduced Power after N55 VANOS recall
- Choosing Methanol Kit? Which one?
- Code P2808
- New BMW Performance Exhaust Video/Sound Clip N55 135i
- Gintani DCT Enhanced Oil Pan Group Buy
- N54 High RPM High Pitched Noise
- ecs shifter rebuild kit
- some questions...
- Is this worth anything to someone?
- N54 Vrsf 3 Inch Catless Downpipes Review
- n54 problems :/ need opinion
- Tranny porn
- JB3 to JB4
- oem exhaust flange
- Right hand drive 135i owners please help
- Muffler delete + catless dps?
- Car is farting : ) Video inside
- 09 135 M sport 40K
- DELETE
- ER chargepipe MAP question, please help.
- JB4 issues, No Codes
- Jb4 adjustments
- Res delete on a N55?
- Help ?!
- Car won't start after -10 degree day
- New BMW PE 135i exhaust tip?
- Exhaust Bolts
- Which Intake Compliments the BMW Performance Power Kit 1?
- How Long Has Your Clutch Lasted?
- Interesting Problem Today
- Bmw 135i powersteering mounting bolt part #
- Most miles on 6AT @ FBO Torque levels
- Mad Dad eurosport street exhaust
- Show me your CUSTOM EXHAUSTS
- DCT Problems after JB4 install
- *urgent*pcv valve and oil catch can
- Full exhaust system in Bay Area
- Boost Issues, logs inside
- Service time for N54 Turbo Warranty
- help with jb4 (no idea what this is)
- New Afe exhaust
- Dinan stage 2 tune and PPK
- stuck on clutch install
- Wastegate Pulls
- 2nd Gear Stutter / Hard Pulls
- jb4 car wont start or starts then quickly dies
- More Pics of the Ambient Thermal Management FMIC
- Torn between Rogue and AA
- proTUNING Freaks Support/Questions Thread
- Possible problem with new charge pipe & BOV
- Transmission cooler?
- Freakin charge pipe broke...
- lsd
- VRSF - I love you
- cobb accesstuner cant load map
- 6MT transmission fluid?
- Water in headlight: bulb & adaptive malfunction - Ballast or FWM?
- Aluminum Flywheel = Vibration under 2k RPM?
- Popping/creaking from interior trim + small rattle
- BMW PE
- Anyone pass Colorado emissions on n54 w/catless downpipes?
- LSD Install - What else should get replaced during
- Converting 135 to an awd
- How do I code a new battery?
- turbo spool not as hard
- PTF proTUNE Results, PUMP gas stock turbo record and comparison dynos with JB4 G5
- Does Dinan Finance?
- What downpipe gains most?
- RB, Vargas or Dinan Turbos. Why I picked what I did
- Datazap Update! Data filtering/trimming, video embed, and more!
- **JB4 Mobile App Video**
- Tiago@VRSF N54 Downpipes
- Pure Stage 2 N55
- Losing Coolant While Car Is Moving
- Midpipe or downpipe for better sound
- ECU pulling lots of timing in cylinder 5
- Cold weather affecting DCT?
- Just got VRSF downpipes
- HELP: ER FMIC Install with PPK2
- DIY and Parts: Mr5 Intake System (Cold Air Intake) for the 135i
- BMS MOTIV Motorsport single turbo dyno testing
- Dct Oil Leak!!
- Coolant flush question (time sensitive!)
- Strangest Vanos Failure Yet Please Help
- Noise when shifting
- P3 Vent Gauge Boost Reading/Boost Leak
- non fsb meth kit and map 3 help.
- Black stone oil analysis of FBO n54 at 90k
- 3.08 LSD on a DCT?
- more wastegate noise.
- Shaving Rotors
- Slightly disappointed in DP install
- Do we have this for the 135?
- Intake without a tune?
- arp bolts for lsd insstall
- N54 Tuning - ar design N55 4" Catless DPs - On SALE THIS WEEKEND ONLY!!
- rumble sound & P30FE
- What does it take to beat a M3/M4 + Downpipes
- installing ER FMIC and Cobb AP, Walnut Blast... what else???
- Could use a little clarity on water/meth injection systems.
- Wtb Oil Catch
- New N54 trap speed record
- Burger N55 Stage 2 Install Instructions
- DP Fix?
- bmw 140i owners need to talk
- ::UPDATE:: How to pass inspection with cobb?
- E85 misfires
- Anyone do a FBO + Cobb Stage 2+ Dyno? Guesses for HP?
- Transmission compatability
- Virtual Dyno Tips?
- Map 3 at altitude
- RB turbos
- Info on AA Sport FMIC?
- Identify the noise....Normal?
- Broken intake manifold vacuum nipple-NEED HELP
- Half Yellow Engine Light at WOT - Oil Splatter under hood
- Dyna pack Dyno results, FBO jb4 map 1
- E85 oil recommendation ?
- Injector news
- Vishnu Procede Expert
- What is the next after jb4 & intake
- Vishnu/burger meth
- Power reduction
- Sooo my car is a lot faster now but
- n55 exhausts? berk race/street or other?
- My Quad Exhaust Project
- Oil Pressure Sending Unit 0-5v?
- Dinan Stage 2
- Looks like turbo seals are going out
- thermostat Delete ? or not to?
- Help! My exhaust is making my ears bleed!
- Slight Tranny Slip ?
- n55 Fuel Injectors
- Dual to Single Midpipe conversion!
- Rattle/Scratching noise from the Transmission(Updated with video)
- Dumb question regarding tips
- N55 Idle Fluctuation/Surge + Codes
- May have stripped oil drain plug
- New Here. JB4 Question
- New help identifying cluster warning lights
- bouncing idle when from cold start n55 dct
- What the latest Fuel Injectors n54
- N54 leaking injector(s)
- Knotchy tranny (Input please)
- Expansion tank leaking