- Pure stage 1 turbo intalled!!!
- anyone figure out how to get rid of idle issues with catless dp yet?
- Basic boost switch meth injection for cooling purposes
- Might need new turbos: recommendations?
- can't install ap cobb help!
- Can you mount meth pump in fender?
- Cobb Map then Alpina TCU Flash & Codes: Question
- Options for monitoring/logging boost on N55?
- Alpina TCU Code So Good SHOULD Be Standard
- Post JB4 Install Woes
- Can you put race gas in a stock n55??
- VRSF Catless Downpipe/Muffler Delete Review
- Is swapping my catless DP out every year my old option?
- 2012 N55 part out *FEELER*
- Is it normal to NOT have a check engine light after installing Catless Downpipe?
- N55 muffler delete throwing codes
- Anyone replaced a oil filter housing gasket?
- Muffler Delete in LA Area?
- Intake Question.
- Lets make my 335xi push 400+HP?
- Car surging badly!
- Reduced power light at WOT
- Not Feeling The Power (Post Mods)
- n55 ppk1 dash command log
- stuck between mods...
- RMPs are very jumpy at idle...
- Anyone know what make is my exhaust muffler?
- Corsa axle-back fitment on sedan, or other options?
- Vishnu Charge Pipe Issue - Need Help!
- VRSF chargepipe questions
- Who has catless DP's (N55) that still needs to pass ODBII inspection?
- Irvine-Looking for help on jb4 UNinstall
- What Map Should I Use?
- N55 JB4 Circuit Board?
- mid pipes / x pipe options -
- Vendor that ships to California
- LPFP needed with meth kit?
- rough idle
- 2012 335i vs 2014 Porsche 911
- Should I purchase the additional extended warranty?
- does my 2011 e90 335i needs a clutch?
- JB4 or cobb with FBO
- THUMP from rear end. Just had Wavetrac on
- If I have a muffler delete do I lose power?
- first log with cobb ap
- Exhaust / Muffler question ?????
- Bosch Spark Plug - ZR5TPP33S Need to be gapped for N55?
- Do I have to flush out my Gas tank after every e85 use?
- Single Mass Flywheel for stock clutch
- Sea Foam
- I think there is a problem with my car
- Should I be able to take a stock Camaro SS?
- fbo jb4 e85 vs fbo jb4 e85 vs camaro
- JB4/Mod Advice
- BMW PE Manufacturer
- PTF - 116 unleaded race map
- Golf Tee Mod/Vacuum Line Unplugged Issue
- Cobb FMIC - anyone tried one?
- Dinan stage 2 vs stock N55: dyno results
- Which one gives the most HP from DP
- Looking for pics of ER black ano FMIC installed on a BMW
- Oxygen sensor gone bad?
- FMIC worth it on a DD?
- Considering Catless DP
- Best Replacement Plugs Stock + Cobb Aggressive
- FS: AR Design N55 Catless Downpipe
- just installed BMS meth kit!
- Black Friday is Coming!
- JB4 Mobile Android App Pics
- JB4 install: Leave flex fuel wires unplugged?
- Teaser pics: Mark's E88 135i Vargas Stage 2 N55
- My car shut off while coming to a stop at 10mph
- clicking sound coming from engine bay after JB4 Install
- Dinan stage 2 vs stock N55: drag strip results
- Reading and clearing error codes
- N55 performance
- Can I run Meth with 40% E85 60% 91 Mixture?
- PE Exhaust install
- Has anyone used Bardahl products?
- 335i E92 M3 FRONT And OEM REAR Bumpers Gots To Go!!
- How much boost should I have on COBB Stage 1 Aggressive?
- finally have too much power for my clutch!
- DP or BMW Meth Kit w/ Cobb AP
- Cold temps + cold engine = long cranks?
- Pure turbo N55 on the dyno!
- Frequency Intelligent Exhaust
- Dynoed my bone stock 335i N55
- 135i DCT PPK1 / PE dyno
- Please help cobb issues
- JB4 G4 Questions
- Vanos Recall and Walnut Blast
- Rod knock... Engne is blown!
- funny sounding engine and vanos recall
- Identify bolt under turbo
- N55 Rough Idle / Stall on Cold start
- N55 and e85
- N55 JB4 Stage 2 vs ISO
- Running E85 with Cobb AP V3
- Any DP Fix for N55
- Stage 1 Aggressive on California 91 safe?
- NJ/NY Dyno
- Single-digit weather, bouncing idle, SES: P112F (MAP problem)
- Jb4 vs ppk vs dinan vs ??? 335i
- 335i - lack of low end torque?
- Map 7 No Difference?
- 100% Stock - Interested in a Tune
- How can I run 100% e85?
- New Jersey Dyno
- My Alpina trans flash scared the crap out of me just a bit today...
- Alpina B3 Flash Behaving Oddly
- Vanos bolt recall and JB4
- jb3 or jb+
- N55 VRSF DP Install
- N55 335i and e85
- n54 xi downpipes
- JB4 catless DP which map is better MAP 2 or MAP 5?
- Just had my N55 Walnut Blasted
- bms dp install
- Thermostat Gasket or OFHG?
- Help With Codes After E85
- Clicking/Ticking Noise
- Any one selling downpipe?
- Problems with OBD port
- Dealer void my warranty
- Datalogging using Cobb AP for an N55 w/JB4
- plz help low coolant warning!!
- Level 10 Automatic transmissions
- To Senior modder on Stage 2 turbos.
- delete please
- RB N55 Stage 2 Hybrid Turbo Upgrade Tester needed>>>
- Cobb and JB4 Stack
- N55 Turbo Failure
- Which Cobb map should I be running?
- jb4 and SES P0100
- Raced a Stage 2+ S4 B8
- Ambient Thermal Management FMIC Review
- New plugs now bucking/jolting
- Bunch of codes on my 335i
- I did something wrong installing E85 wires. Need Help
- Top Mod/upgrade for compliance with CPO
- COBB AP3 stage 1 Aggressive boost question
- VTT Christmas Sale!!! You’ll Shoot Your Eye Out
- downshift 3rd to 2nd car jerks and hesistates
- Cobb Question
- Just blew my stock charge pipe
- Pure Stage 1 N55, 5 Month Review
- Noo boost on highway need help please
- First Mods?
- Double the price?
- Some Vishnu help :)
- Charge pipe install difficulty
- Attention N55's with BMW PPK2
- which cp to buy
- OFHG Replacement
- Transmission question for 335 owners w/6AT only...
- BMS Intake vs K&N Drop in Filter
- Bms downpipe
- Stage 2 turbo
- Whooshing sound after repair
- 2013+ ECU flashing
- Codes After DP Install: P2CF4 and P0133
- Jb4 small boost leak
- Error Codes
- ER FMIC Questionable finish?
- jb4 and scanners
- Engine Malfunction/Reduced Power after car wash
- Need Help Identifying this Part
- First performance mods... JB4 + CAI $550 good deal??
- cobb vs jb4 on n55
- Downpipe gasket/kit
- Help needed: BMS N55 intake Bracket
- long cranks on cold starts fixed hopefully
- Dbc malfunction help
- How safe is it to run E85 fuel?
- Exhuast flapper rattles.
- Question about noise in serpentine belt area - 2011 335i n55
- Charge Pipe cracked at 24,000 miles
- ams intercooler fit n55?
- Logs For Review: FPO & COBB N55 - Want feedback on values
- Problem with jb4
- Catless DP CEL fix?????
- COBB AP (version 2.0): undocumented OTS maps for 98GOB
- Whining Noise at High Rev's
- Review: N55 custom tune by ProTuningFreaks
- Exhaust options?
- OBD Emissions Monitor - Cobb
- anyone know where to find electronic valve controlled exhaust?
- Where should i put my electronic exhaust cutouts?
- Help! Low Psi! :(
- FBO with BEF
- My Mod List:
- N55 2C71: Charge air pressure sensor: pressure too high
- cobb v3 n55 + meth
- Clicking sound from under hood when locking/unlocking
- N55 PureTurbos Intake Inlet pipe
- VTT HPFP Upgrade: Official Release of the "Single Barrel Shotgun"
- N55 oil temp sensor
- Running an Accessport w/o CP?
- FMIC
- 500-550 whp? Safely?
- 8AT 335i xdrive, whats' it run with cobb stg1 no other mods?
- My car feels slower with e85
- do i need new o2 when on jb4
- Generic o2 lambda sensor
- N55 down pipe fix found!
- N55 - Turbo/Tune Upgrade Help
- Anyone using a Cobb catted DP?
- VTT Production Updates! Shipping N54 Stage 2+ & N55 stage 1
- Cobb AP Misfire at idle?
- PE exhaust with secondary cat delete
- (Updated 2.14.15) Strange sound from my new VRSF CP w/C clip
- VTT Customers' Results N55
- Where to purchase Cobb AP V3 in Canada
- Oil Squirter for Valvetronic
- Someone has remove your speed limit from N55
- n54 crank
- Pure turbo order list help
- 335is clutch
- Correct amount of e85
- Arrival of Stage 2 Turbos
- ignore
- Which Tune do you have?
- N55 PURE Stage 2 Turbo Upgrade
- Do I have to have a backend flash or tune to run 100% e85?
- **JB4 Mobile App Video**
- VANOS Recall question
- COBB not working after DME update
- COBB Protuners for N55
- Is there a way to make my 335i faster by upgrading engine internals?
- What type of Harness?
- heavy misfire-whats on my plugs?
- Procede V5 Rev2.5 N55 install instructions
- Finally did some logs
- Meth Kit With Cobb Questions
- JB4 install question
- Engine revving up and down, now shutting off
- Loud sound on acceleration
- N55 Cobb stage 1 aggressive safe on 92 octane?
- Aquamist HFS-4
- Pure Stage 1 vs VTT Stage 1
- Odd noises from engine bay, buzzing and rattling
- Question on codes pulled with JB4 - 36FD
- Help me! About N55 JB4 install
- High IATs from reading JB4
- RWD vs. X-Drive Downpipe
- Clutch Options
- jb4 questions
- Cobb Stage 1 Aggressive. AIR TO FUEL RATIO
- What are mid pipes / x pipe options
- FMIC & Injen Intake n55