- can someone tell me the difference between vargas stage 2 vs stage 3 vs rbs?
- Anyone elses JB4 not clear o2 sensor codes?
- Couple stage 2 pics before they ship out
- RENNtech DCT 335is 11s After 11s
- Urgent! ER cooler install help needed
- Misfire cylinder 4
- Half engine light on help.
- Need help/advice
- Do I need oil change @ 2600 Miles / 1 year
- Wastegate adjustment revolutions?
- Rubber gaskets on stock DV's from charge pipe???
- will bmw PE e92 fit on a e90?
- New tips on P.E. & lost burble
- Quafie Whine Question
- My n54 tuning gameplan - How's it look?
- Upgraded Stett oil cooler SS lines (pics)
- Remove 335i muffler tips without cutting
- Fog light question
- jb4 ?
- RHD DP's
- BOv oil
- AMS IC installed! Loving my car even more now!
- Noob question after DCI install
- Fuel & Octane calculator
- CEL with trouble codes: P2401 P2419 P240A
- Trying to diagnose chronic inconsistent power issues
- Photo Contest + ar design N54 Downpipe Giveaway!
- Vishnu/FFTEC FlexFuel: Straight E85
- powder coating charge pipe?
- How long can you store E85?
- 10e a02 recall failure to update ecu
- Another guy with another bov problem
- Exhaust material
- VRSF 5" intercooler?
- 335i N54 E92 Coolant Color....
- Oil loss from WOT...
- Odd 'crank' sound when braking going really slow?
- Breakdown of E85 mixtures & MPG performance
- 335i Smoke at idle
- Random akward codes after drop in Walbro???
- Stage 2 shipped!
- If you have a stett oil cooler you should do this
- Dealer Giving the Run around
- What could be wrong? Only 10 psi on fbo jb4 g5
- 3 Codes, need help
- Car feels slow after new turbos :(
- N54 Idle Questions
- Clutch/flywheel replacement time
- Improving throttle response and lag with a tune
- Gunky rear turbo outlet
- Pleas post if you had turbos replaced without throwing a code
- not quite sure hmm
- E90 N54 misfires with ticking sound.. valve? (Video)
- should i sell my 335i with blown engine or fix it? NEED HELP DESPARATELY
- Spec single mass flywheel part number with 6 bolts?
- Borla Mids installed and now.....Vibration!
- Jb4 G5 Iso Question
- XI- anyone using Koni & H&R sports??
- World's Quickest DCT N54 11.78 ET @ 116 Mph
- JB3 vs JB4
- DSC engine light with codes! Taking it to the dealer
- Got the car dyno'd
- AFR Value
- Increase Performance
- Hardware needed for DP install
- Looking at a 2007 335i 6MT Coupe this weekend
- Turbo Question
- PE/AR Down-pipes/JB4
- St. Patrick's Day Sale - 17% Off HPF 135i Exhaust System
- Any body run without a snorkel?
- Alpina Trans Flash for N54
- Noob question about Downpipes and check engine light
- Jb4 plugs and map question
- Walbro lpfp
- Finalllyyyyyyyyy:)VRSF
- Injector recall for EUROPE 0013050200 more infos??
- Afe 3" downpipes
- Spring cleaning - FMIC, plugs, Valves cleaning (Walnut blasting)
- Anyone in Sacramento want to make $ and install my shocks/springs this weekend?
- WaveTrac Backlash possibly set wrong - need advice ASAP!
- Misfire with a simple fix
- Wastegate Actuator install time?
- AFE intake to bms dci install question (fitment issue)
- Will E90 Eisenmann Exhaust fit E93?
- 572WHP 537WTQ - ACN 91 Octane, no meth - VTT Stage 3 Early Dynos PTF / COBB Protune
- CEL at 4k RPM's
- p29f1 code cobb ap ???
- 335iS broke into 11's on JB4/BMS flash ONLY !
- About to pull the trigger on a wavetrac! Had a few ?'s
- Downpipe Leak Question
- Single vs. Twin Turbo Spool-up Comparison
- Topspeed M2 Exhaust installed... video included
- Random codes
- Are these the correct parts for Short Shift kit?
- BuraQ's RENNTech 335iS BT Log shown on JB4 graph
- Does this sound like turbo/wastegate/actuator fail?
- Hpfp psi levels
- over boost and limp mode?
- cobb map 0
- Hesitant?
- Technical: Supplemental Port Injection
- No boost at all after receiving the car from the dealer
- Need help with PROcede v5 tuning
- New codes!!! F*** Me.... More problems
- Summers Coming Are You Ready?
- Intake Options...Not Same Old Questions
- 2014 Cadillac CTS to pack twin-turbo V6 420hp 430tq
- Jb4 map2 question
- Calling all N54 Owners in LA area, please report in :)
- Adjusting idle via INPA
- Is this a JB4 G4 or G5 board?
- Overboost problem, all jb4 maps
- Engine malfunction power reduced
- Barely any power under ~2500rpm, then crazy power.. motor needs cleaning?
- Which Tune for Daily Driver
- Just paid $30 for bmw tis epa 24 hours. But cant get info
- Good place to get a half shaft aka output shaft.(Horror story)
- Lsd costs? Rear diff bushings?
- Help with codes
- Cobb FMIC any comments?
- AEM Meth kit install with proceede???
- Bren Tuning
- JB4 USB
- Stepfather is wanting a 2011 528i worth it?
- Random question about gauges???
- New to modification -downpipe / jb4/intake/m2 exhaust
- BM technic.. Anyone use it? DIS,TIS, coding etc.
- Active Autowerks DP;s
- 450HP at rear wheels on 335i, how do I get there?
- Lean AFR spikes? Slight misfire possibility?
- Does jb4 map 3 need to adjust adaptations everytime?
- Feed Back on this
- DIY for hks bov?
- If you were to Stencil your Front Mount Intercooler...
- Stage 2 tune and Alpina B3 done at ECUProgram
- RB PCV rattling sound
- Cobb Misfire Technical reason why
- What hardware to replace when installing LSD and subframe bushings?
- Best HP+ for your Dollhairs?
- Question about dyno and motor
- Coolant issue
- Clutch issue, Maybe not?
- Anyone around Ann Arbor, MI area?
- I have 2 solutions and need some input
- Exhaust vid
- How does an idling N54 feel like?
- How to tell difference rear / front o2 sensor
- Meth tank - in existing WW bottle location?
- Switching maps/ECU "learning" with JB4
- 07 335i--Tune time at 70K? Too late...?
- Limp mode after DME removal? (help!)
- Help
- Can't get RPM signal from ODB port due to Procede?
- How heavy is the e93 decklid?
- help! what could it be?
- First JB4 Logging, Fast!
- Need some help...
- E85 Equals HOLY ****!!!!
- Garrett GTX 2863R Turbo Chargers
- jb4
- Just bought a 335, can someone address a few concerns for me?
- JB4 log
- gear oil smell?
- Down pipe install
- Test Drove a 335i today, and have a few questions
- Used JB4 from a 535i
- DIY Diff install questions
- E85 tune?
- Which one is telling the truth? JB4 or P3 V1
- What to do next!!?
- out-put tranny play
- Is this bad?
- UUC EVO3 SSK and DSSR
- Black Helix FMIC!
- Failure at Track - Can no longer go WOT
- Issues with jb4 help!
- Installed DPs and JB4 G5
- 335is cooling enhancements...
- Fault Code C0700
- E85/Kroger fill up
- metal barbed intake manifold nipple upgrade
- 335is custom GIAC Stage 2 Dyno
- Any use FTW fuel?!
- Changed plugs and service engine light came on?
- G5
- Methyl hydrate
- Fuel Injectors
- How can I run 100% e85
- Koni and H&R sports on xi sedan - what setting for daily driver??
- custom intake
- Vrsf Intercooler
- VRSF 7" Intercooler Upgrade
- First log on e30 after adaptation
- P29F2 & P29DC, unusual codes, hpfp failure?
- Long term effects of JB4
- Power Supply System recall
- Alpina Flash
- ATF - Can I use this as a replacement to OEM?
- G5 IOS notes
- AR Catless downpipe vs BMS catless Downpipe on 335i Xdrive coupe
- G5 Install ?
- delete
- Intercooler installed, HPFP failure
- Paddle Shifters Pre-LCI e92 335i
- 335i tuned intercooler or oil cooler
- Codes
- JB4 PNP (N54 Stage 3) vs Alpina B3 TCU Flash
- What is this code
- How can I get rid of fuel injector ticking?
- FBO minus charge pipe, should I worry?
- P3 vent boost gauge.
- Cobb Vs. JB4
- It all makes sense
- car running rough after downpipe install Opinions?!?!
- BMW Performance Power Kit - installed?
- Another VRSF 7" FMIC Thread... E90 LCI Content
- Kendall full synthetic??
- walbro went out already?
- Looking for cheap OBD gauge. Ultragauge?
- how to install bm 2 step?
- Ignition Coil
- Question about how JB+ operates
- Adding raceland dp and top speed exhaust tomorrow
- JB4 Installed- All smiles here
- 3rd gear hesitation
- Spark plugs? Injectors? or JB4? Need help
- VAC Motorsports | N54 Oil Pan Baffle Teaser Pics
- First data log...WTF am I lookin at?
- BMW Performance Power Kit & Performance Exhaust (PPK + PE)
- Doing Down Pipes this weekend!
- Question for those who did DCT Paddle Retrofit
- GodSpeed intercooler help!!
- Vishnu ST and Vargas TT BBQ Shootout
- 1st time to the track. 12.5 @ 117.3
- I love my JB4 but..... (feature request)
- jb4 1st gear boost only 5lbs??
- Will ets frontmount fit 335xi?
- Code 29E2/29F2 G5 ISO/DP/AFE/NO E85 MAP6
- Smoke coming from turbo
- My mods... What to next?
- Help with Problem on Startup, Day After Getting Car Valeted
- Aftermarket Driveshaft Interest
- Decoupling Element for Injector: One-time Use Only?
- Need help with jb4
- hpfp went out
- Help: ER CP coupler to ER FMIC too short?
- Does the e92 oem exhaust fit on the e90?
- Help! Oil cooler housing, how to separate from oil filter housing?
- Difference in jb4
- catless DPs hissing noise with rattlefix?