- Advice? Nervous N52 Owner/Perspective buyer
- Coolant Warning. Reservoir Low. Help.
- Increase exhaust backfire/popping
- Upgraded Intake Air Filter - N55?
- See you later secondaries!
- E9X N55 Problem?
- 2011 335i (e90) water pump replacement
- SplitSecond Turbo Tuner
- BMS Downpipe 335i N55 NO TUNE
- Exhaust valve discovered... QUESTIONS!!
- JB4 is finally in...now i keep getting "increased battery discharge" warning
- 2011 335 M-Sport
- Long cranking of restarting
- Run roh after dp install
- Questions about jb4
- Another JB4 question
- Performance exhaust
- JB4 w/ E85
- COBB Datalog Review DATAZAP
- installed Eisenmann N55 race exhaust
- PTF doing beta Cobb N55 pro tunes
- n55 gas milage .. general thoughts
- N55 Cobb Protune
- JB4 Issue...Help!
- Is This BMW Trans Fluid the Same as Lifeguard 6?
- Give my N55 what it deserves, a 3000 pound chassis
- BMS Intake, M3 Spoiler, and Shadow Grills Installed (Pics Inside)
- Got a Blackstone Oil Analysis Done
- Leaking coolant reservoir tank?
- JB4 Logging Question
- Oil-less turbo?
- Question for humming noise after installed Eisenmann exhaust
- Question about cobb, yes i searched
- Cobb AP 135/335 n55 for sale
- What do I need to beat a Tang Gt?
- Help with cobb and ecu
- BMS Catless Downpipe and Muffler Delete VIDEO
- Cold Start Issue
- 2011 335i xDrive Coupe
- Xdrive downpipe
- Issues with doing highway pulls
- Feb 23 eas dyno day
- Aftermarket charge pipe and CPO warranty
- N55 humming noise
- Jb4 harness question!
- Don't feel too much of difference with cobb..
- New World Record in Failure!!
- Yeah...
- I think I finally got my auto-tune correct. Jb4+e85
- Selling N55 JB4 harness B
- Curious about map 8 issues
- Octane boost?
- Cobb Catback Exhaust Finally Comes Out With Sound Clip Video!
- N55 VANOS Bolt Failure Prevention
- N54 vs N55 intercooler
- SES light secondary oxygen sensor code, can I tell if it's blown?
- VANOS bolt chaos
- Trouble with jb4
- Wondering what a "transmission reset" would do for an Alpina flash
- n55 burning oil
- Cobb data log review help
- JB4 Custom USB Cable
- Exhaust help?
- n55 procede install question
- BMW Performance Exhaust: Correct Part # for 2011 e90 335i xDrive
- Stock boost for N55?
- Engine Reduced Output Cant Reach Target PSI JB4?
- N55 Walnut Blasting
- Swap JB4 N55 harness B to A?
- Flash sale! 100th set of N5X turbos shipped
- Help on buying spark plugs
- Spark plug change
- Cobb with PPK
- n55 trans flash
- HELPPP
- JB4 consideration
- Low end torque options?
- Those of you who own a BMS OCC- what have you found?
- Convincing Dealer to upgrade DME
- Warm Start Up Issue
- Dyno results..
- Turn signals flashing
- Will I regret buying an N55 over an N54?
- JB4 Install
- Procede issue after DP install
- Downpipe or intercooler
- Toolset recommendation
- BMS 435i over 400 hp
- E90 xDrive Exhaust Options
- Scratches on exhaust
- Bentley Publishers E90 manual will be updated for N55, available June 2nd!
- Turbo Life on N55?
- Charge Pipe
- Doz, look what I got!!
- N55 Cobb Protuned Results (UPDATED)
- Help removing procede fuel sensor connector
- just bought BMW PE from dealer...
- Hi I'm earth have we met?
- 94 octane with ethanol ?
- Manual Transmission: Shift Knob Vibration
- Intercooler - Dinan vs. ER?
- Upgrade Intake - AFE?
- Performance Exhaust
- Timing Correction
- Jb4 ....boost ?
- BMS Intake Melted?
- Intake
- odor at WOT
- N55 with 91 Octane, best option?
- Vargas turbo upgrade
- N55 - Cobb Stage 2+ vs JB4 Stage II Drag Comparison
- Upgrade Torque Converter?
- Downpipe Before Exhaust? Or....
- Cobb stage one aggressive performance numbers ( UPDATED NUMBERS!!)
- question about cobb stage 2
- Clock ticking sound prior to starting car?
- How to check DME Version?
- EXHAUST NOTE LOST after DEALER MAINTENANCE
- Post up your muffler deletes!
- Help with jb4 stage 2 n55
- 2011 n55 fault codes 2DD6, 2DD8 valvetronic
- e92 exhaust on e90
- Is e90 335i performance edition compatible with jb4 piggy back?
- Cobb horror story...not really but seriously
- Latest build date for COBB
- some tips about downpipe N55
- Help! TMAP Sensor!
- Exhaust Mod Impressions
- ExhaustMeister on a 2011 335i
- Lost power to the Idrive controller
- Still no DP Fix
- can over-due oil change cause engine light?
- Long cranks, rough idle, stalls...no codes
- Long cranks when warm only?
- Cobb Tuning AP Late 2012-2013 E92 335i
- Cobb Stage 2 vibration
- O2 Sensor Defouler?
- Almost jealous my e92 doesn't gurgle as much as this F30
- X5 35i with cobb please post here.
- EGR Location? Newbie Question
- Cobb Downpipe Question
- Exhaust mod in N55 E92 after DP
- Increased Turbo Lag
- Jb4 problem!
- So thats what the BMW Performance exhaust sounds like on N55!
- 2-step on auto cars?
- Holding redline on auto...
- Tune+DP Question
- Procede Removal
- cobb stolen. Please help
- VTT N55 updates, New product announcments
- Cobb V3 Data logging question for PTF
- selling my AR design catless dp if anyone is interested
- BWM Recalls 156,000 vehicles for VANOS Bolt Failure
- Replaced Spark Plugs, Slew of fault codes
- Drop in a Big Turbo Replacement
- New Car: Time for some spring improvement!
- Track times
- Hi Seniors of E92 335 ... Need guidances
- N54 vs N55
- BMS intake cold start
- Getting vrsf 5in installed today! : )
- Test drove car - harsh shifting- is it normal?
- N55 JB4 for Daily Driver???
- Dyno Graph for N55 E92
- Stock turbo boost
- What's the best way to check the integrity of your charge pipe?
- Cobb Stage1 Aggressive Log
- Correct part number for ngk plugs
- Normal for boost levels to be around 1-2 PSI at idle?
- Wagner Catted DP N55 Review
- Should i hear bov with stock tune n54?
- [COBB V3] N55 Oil Temp wrong
- 335is clutch kit on 335i
- inpsection with jb4
- BMW PE - does canflap do anything?
- Newbie
- Adaptive head lights not working
- Anyone know the diameter of the pipes on stock mufflers on the tip-side?
- People Still Do This These Days?!
- Cobb Mapping
- Jb4 Hex File
- Stock Exhaust Question
- JB4 Map 5
- FBO N55: DME Fault Codes
- n55 jb4 stage 2, ar dp, afe stage 2 intake. can take a m3 and other fast cars ?
- What to do with used jb4 after install.
- velocity tv: All Girls Garage modding an lci 335!!
- 2011 335xi e90 exhaust recommendations?
- selling n55 mods new in box for a discount
- Jb4 help, throwing a cel
- Half engine light today while idling.
- Timing correction issue on a single cylinder...
- Battery Question
- Flex fuel wires?
- JB4 N55 Question About Harness Routing
- FFTEC N55 in R&D
- Possible DIY CAI
- race gas on stock (jb4) car?
- Do scoops do anything at all for an N55
- Upgraded low pressure n upgraded high pressure fuel pumps
- n55 boost question
- Wednesday Street Race Night @ Lebanon Valley Dragway NY
- Code CD87
- fmic dilemma 5" vs 7"
- DME update now my car sucks! Normal?
- Whats my first step with these codes??
- VTT N55 DBB Stage 2 spool log JB4
- Cobb N55 Throttle Mapping (Alpina Flash)
- M Performance Power Kit questions
- N55 COBB v3
- Aviation Fuel
- Pulsing turbo
- My VANOS bolt story (happy ending!)
- Engine coolant/electric fan
- Walked a modded E93 M3 today
- E85 on Cobb OTS
- Dealer visit, jb4 help.
- N55 JB4 ISO update (newbie question)
- Best Downpipes with bmw ppk tune?
- JB4 - Downpipe - Chargepipe Review
- Losing boost at high speeds
- Best map for first time JB4 user?
- help with jb4 install n55
- Possible CEL fix for catless DP's
- best tune for increased torque
- Suggestions for improving the stock Manual Shifter (UUC SSK + DSSR + knob)
- Updated jb4 hex tonight
- BMW M PPK1
- Anti-Lag shift from the factory?
- COBB APv3 issues
- No Need For Flex Fuel Wires?
- lost exhaust note
- Help! / Half Engine LIght Problem/ Vanos ???
- Cobb AP Boost Lag?
- JB4 + factory and CPO warranty
- Need advice on maintaining my car
- N55 charge pipe
- VRSF 7" FMIC review!
- Update DME without go through dealer?
- Dinan vs jb4, but wait there's more..
- What do you think ... exhaust sound :love:
- cobb ap n55 for noobie
- Has anyone gotten walnut blast done on N55?
- Wastegate stuck open?
- N55 Cobb Exhaust
- Best spark plugs to use??
- Intercooler Ugrade.
- COBB V3 boost levels?
- How to make more power if money is not a problem.