- Popping/ backfire between shifts
- Stage 1+ Cobb with CEL O2 Delete
- Jb4 tune and SoCal smog check
- FMIC
- Downpipes, Smog, and turbo warranty
- Charge Pipe got me
- JB4 Install Help
- JB4 Installed..
- JB4 Gauge Sweep=DTC Pop up?
- N55 cobb or Jb4
- N55 Injen Intake rubbing
- Akra delete r ?
- N55 intake
- 2011 x drive coupe?>
- AA CP Install Question
- Car running funny... /w JB4
- Want to share what a real N55 engine sounds like!
- Jb4 down pipes on map 0
- 700 miles, engine being replaced
- ER Charge pipe- Noise
- ethanol free gas question...
- M PE from F30?
- candid review of bmw performance power kit for n55
- Tune for the ActiveHybrid3?
- n55 undercarriage help
- New Alpina uses a twin turbo N55... direct swap?
- Custom Exhausts
- RB Turbo's N55 Turbo Upgrade, rounding the bases
- BMS INTAKE
- Review: VRSF 7" FMIC, NOS octane booster
- N55 Test car
- Problem with B3 flash
- So I passed on the LSD
- my exhaust
- N55 trurbo upgrade comparison
- N55 PE vs N52 PE
- VTT vs RB N55 Turbo Upgrade
- Vanguard or BMW Performance
- HPF Exhaust Mod Suggestions
- Wrong section, please delete
- Fitting question
- JB4 setting Please help XD
- Fitting FFTEC Single turbo onto n55??
- Want to hit 400whp plz help XD
- New N55 PPK? Can we?
- JB4 N55 ISO Hex file
- SIB 120912
- N55 procede v2.5 and e85???
- Stalling Out
- What does this code mean mean !
- Catted downpipes
- !!!NEED HELP!!! Procede
- Alpina Mod + JB4 possible issue
- JB4 /w new harness and e-85 wires already connected - 350$ picked up
- Better n55 mod configuration/sound issue!
- Performance Exhaust Drone
- can i use race fuel?
- Midpipe question
- Cobb Accessport as a gauge
- Vishnu silicone
- 335xi vs B8 S4
- Engine turns off while gliding in Neutral?
- Oil cooler opinion
- JB4 Problem
- 2011 335i E90 LCI BMW PE
- Are Dinan gains BS?
- VAC Motorsports: Pics N55 Stock piston and connecting rod
- Dinan Special
- JB4 issue... Anyone else experience this?
- E90 N55 BMW Performance Exhaust & secondary cats
- Dinan Exhaust vs BMW Performance Exhaust
- procede installed, now trouble (P0108)
- My Cars Throwing All These Codes Help Me!!
- Idle at startup slight surging.
- Hp Autowerks Foam Filter?
- Reliability of the N55s
- Resonator Delete on 2011 335?
- Golf Tee Mod N55
- I HATE MY 335i!!
- Limped home...
- N55 Part out
- Jailbreak tuning
- 5" or 7" VRSF FMIC
- Experimenting with the N55 airbox
- Solely for those with n55 motors in their e9X rides
- PSA- Change your plugs early!
- AMS exhaust?
- Im worried about my oil level. Is this normal?
- Extreme Power House Intro!
- Bov on a N55 with FMIC?
- spark plug change... dilemma
- Found Injen Cold Air For Cheap! Should I grab it?
- E90 N55 PPK Exhaust Flap Question
- Dyno numbers from today :)
- N55 Part Out!
- Missfiring after new plugs and intake valve cleaning.
- Shifting into 5th gear at 5000rpm for 1/4 mile? Best utilization of torque/power?
- Dealer issues/alpina flash and jb4
- October 2013: N55
- JB4 Stage2 Boost Build up
- 2 door coupe exhaust sounds waaaay better than 4 door!
- FS: N55 BMS Intake & CPE Chargepipe
- Humming sound from engine bay at idle, video included
- FS: Part out -JB4 stage 2 & more for cheap
- JB4 ISO + flex fuel wires
- Custom Trunk Mount Install of Meth Kit
- JB4 For sale $380
- BMS "Back End Flash"
- Upgrading from BMS stage 1 to stage 2
- Stall on reverse?
- MPG pickup after DME update/APv3?
- N55 Tester Still Needed
- DME update Sucks. What to do now?
- Cxracing FMIC...Anyone have this
- Leak down test. How to know what valves are closed?
- Removed valve cover to inspect vanos. Is this normal?
- Procede / PWM: DO NOT BUY! NIGHTMARE!
- HELP!!
- ISO: N55 OEM Downpipe
- Jb4 and BMS intake ****SOLD****
- Active Autowerke or ETS
- jb4 n55 questions
- NEW Polish Performance Exhaust..... +20 E.P.L
- 2011 E92 Automatic trans Sport Mode?
- Wrapping downpipe worth it?
- N55 catted downpipe experiences anyone?
- Can't reset oil maintenance light. Already has check mark.
- N55 JB4 Stage 2 ISO water pump staying on fix
- Help! Dashboard lights
- BMW Performance Exhaust review
- Drone at 2000 RPM
- What is this ticking sound?
- Finally dyno'd my car, got some questions
- MPG gauges
- Stage 1 N55 Installed. Set to 5psi over stock with USB cable?
- N55 test car install thread
- Engine Note and Tune / Secondary Cats
- JB4 N55 ISO ISO_5 Posted
- Runs against the e90/2 m3?
- How to divorce a Cobb V2
- Mod Lite Question
- Parts for sale
- n55 setting P29A3
- JB4 Stage 2 Installed. Love It. Thanks To Jeff @ Burger! Amazing Service!
- Clutch slipping at 20k
- i need cobb tunner
- PWM methanol Question
- 335i Resonator needed!!!
- cobb codes
- air temp to stop using e85
- Eisenmann Race on my 335i
- any one having this befor
- Top Speed transformed my N55! I'm in LUST!
- Wow! Jb4
- From PPK to JB4 (Stage 2)
- what is the best blow off valve
- 4X4 ABS light has come on, chassis malfunction? What's going on?
- Cobb AP vs JB4
- e92 exhaust on e90
- New to the N55
- Sedan vs Coupe exhaust
- JB4 S2 E vs F series
- JB4 Warranty Issues?
- N54 Beluga Racing Duel CB Exhaust on e90 n55
- ISO 5
- jb4 installed but need help...
- Cobb stage 1 compared to ppk
- Jb4 Installation HELP
- Possible Symptoms of failing VANOS Solenoids (n55)
- n54/N55 INTERCOOLER
- Anyone regret deleting/replacing secondary cats?
- 335 exhaust help
- Ppk Owners! Chime In! (6-sp Manuals Only)
- 600hp stock internal N55
- aFe Throttle Body Spacer?
- Anyone have issues with the Vishnu Open Flash tablet for n54?
- Cobb or PPK for stock
- please help!? how to install injen intake
- 2013 VTT black Friday / Cyber Monday sale N54/N55
- how much whp the jb4 stage 2 gives
- N55 Downpipe BMS/COBB
- Dinan exhaust standard vs msport
- Need Exhaust Tips For Muffler Delete
- 2011 335i x drive sedan Manual BMW PE
- **New video**Hearing a rattle noise on n55 335xi w/video
- Secondary Cats
- N55 - Cobb Stage 2+ Map
- Uhh...help, please. JB4 stage 2 install
- Dose any one install the low temperature thermostat ??
- 2011 N55 335xi Engine Noise,,,
- Hi ... Need pointers
- N55 Pulsing Idle
- Procede Rev3 password? Help
- oil in my charge pipe at only 19k miles!?!? help
- Cobb AP question
- Help 330d power problem
- For those interested in hearing an FBO N55 with PE
- AR Catless Downpipe Good Choice?
- Cobb v200 update on V2 Accessport
- pulled the trigger!! jb4 stage 2 w/e85 initial thoughts
- FS: N55 aftermarket parts.
- easiest n55 pnp tune?
- ETS or ER Charge pipe
- Newbie to tuning. Getting Cobb tomorrow
- AR Design 4" Hi-Flo Catless DP
- BBK Upgrade Help
- Dealer + B3 TCU Flash = ....?
- BMS backend flash question
- Difference of downpipe
- Cure for drone
- Codes P0300, P0303, & P0304
- 2013 VTT holiday sale!
- Bye bye evora...
- N55 jb4 installed now light
- Loudest N55 Exhaust?
- About to muffler delete
- Weird RPM Surge
- about E93 335 N55 M-TECH back bumper
- N55 PPK reinstall
- N55 jb4 which map to run stock
- some advice
- Maryland
- Dinan tune on N55
- Alpine B3 is done!
- First gear power drop off, does this seem right?
- N55 Back end flash?
- oem ppk question!!
- Cobb protune?
- do I need a catted downpipe?
- M2 Performance Exhaust fitment
- Jb4 G4 With Usb In Perfect Condition…200$!!!
- Secondary cats vs. resonators
- N55 engine cut off while driving
- N55 JB4 reset
- N55 Hybrid update / comparison
- Downpipe Spacer help with passing emissions?
- N55 FBO turbo whine
- N55 AP V2 not as epected
- Variable boost using jb4 map 5
- jb4 stage 2.. might pull trigger
- Anyone running a downpipe WITHOUT a tune?
- Just Received Mishimoto Magnetic Drain Plug.
- n55 part out..
- N55 Downpipe question?
- For those who have done the ISO firmware update
- Water pump failed today? Causing AT slippage?
- 2 N55 335xi's playing around
- Wondering about 2011 e90 n55 msport exhaust
- True 0-60 of a stock E92 335xi (N55)?
- What tune for N55