- how long will my clutch last?
- N54 Dinan stage 2 Dyno Results
- Look what I got!
- N55 JB4 Stage 2 - Wire missing connections?
- Cobb to jb4 opinions
- Need Remote Coding
- N55 Midpipe Damage?
- Catted vs catless DP
- Car wonders in lane when WOT
- dual open filter, why?
- Increasing bore and stroke
- Extended vacation
- New 135 Owner, New league of problems. . .
- Dyno - OFT Stage 0 vs Stock
- DME 2AB4 Fault Code
- Just installed aFe Machforce axleback - have an issue
- n54 6AT COBB
- exhaust noise
- BMW Performance Y-Pipe PN
- P29E1
- Engine stutter/jerk/hiccup after JB4 install
- Steering wheel off center
- 135i OE axle-back rattle and low rpm fart?
- Updated DME software and got fun noises..
- Agency Power Mid pipe hangs a bit more
- PPK1 AND PE Exhaust?
- Finally installed BMS DCI and question.
- Logs from my 135i JB4 + DCI install...
- Engine Fault Reduced Power- Help!
- A new Government Website!
- Power surges - continued
- STETT Performance N54 135i Cold Air Intake (CAI)
- Custom rear diffuser options?!?
- Loud rumble when car starts Exhaust?
- n54 bb flash + 99F + boost spike
- N54 mods for longevity?
- COBB quesiton
- Did I buy a 135i with the PPK tune??
- Ordering issues with berk exhaust???
- Installed Spec stg2+ and Spec SMSFW
- Post Reflash - Weird Cold Start
- indie/tuning shop recommendation NYC
- Myth or True?
- Straight Pipe Exhaust
- VRSF Adjustable Downpipe Fix eliminates
- Installed New Intake * INJEN *
- Oil Cooler - Should it be warm to the touch?
- JB4 install troubles....please HELP
- got some codes on Cobb
- N54 Tuning Charge Pipe
- Delete
- VRSF DPs, Magnaflow catback, rattly/rasp under hard acceleration
- Opinion on changing coolant
- Crackle and pops - JB4 vs PPK1
- Cobb AP - "key in off position"
- Anyone want to glance at datalog real quick?
- JB4 max cool mode lowers oil temps a ton!
- Bad jb4 board? Persistent 2abd code
- N54 plugs on N55 PPk1?
- proTUNING Freaks presents - MOTIV Motorsport turbo kit
- Performance One: Dinan Turbo Replacement for N54
- Who still is running original turbos?
- Misfire?
- Remus, Eisenmann or Supersprint
- NGK or Bosch Plugs for FBO +e85 N54
- HELP! downpipe fix
- Size of Exhaust Tips on 135i vs. 128i
- Anyone know what this sound is?
- Any pictures of the inside of a stock muffler?
- o2 simulator for VRSF 3" DP
- Vanos Parts finally in
- PPK2 questions
- Jb4, dci, berk racing axleback, and a little magic
- VRSF 3" DP fitment issues
- Pre-existing tune: How to tell?
- COBB with Race Map
- Bought a 2010 135i from private seller 920 miles away and HPFP went 20 mi. from home
- just installed my race midpipes
- 135i: Some questions to the exhaust systems (135i - N54/N55/Performance)
- 135i Auto tranny shifting on its own
- Stanceworks Visits Dinan Engineering
- 2012 guys, what tune are you running?
- What tune do you have?
- Help: 135i Not Going Into 1st 2nd or Reverse 6mt
- How to tell if hpfp is failing?
- please read my datalog
- N54 Engine Mounts
- N54 free flash tuning Question
- Got my answer, thanks!
- serve engine soon codes
- Coolant leak I'm not sure of. . . New 135i owner
- Need help (steering rack)
- what do you guys think ? worth it?
- Low boost ?? No codes
- N54 Porting Special at VAC
- N54 - Custom single exhaust
- What line is this?
- Ebay oil cooler kit
- Out of Warranty: Remove Mods for Recall?
- Could use a little insight...Mods
- Cooling and the shields under engine?
- Remus Quad Exhaust
- Oil burning
- N55 Pure Stage 1, $1k to get where the N54 guys are
- Maybe I'm lucky, my battey died.....
- Tuning options
- Oil cooler?
- Selling BMS JB4 Iso Stage 2 for n55
- BMX AUX cooling vs larger radiator
- Thoughts on e85
- Help!
- Cobb AP v2 Issue after SIB Update
- delete
- Pre cat Lambda probe codes for bad o2 sensors?
- MOTIV Motorsport Official Product Release and Pricing
- JB4 Map 8 safe?
- Oil leak + Oil smell
- Sport Mode & Paddle Shifter problem after battery disconnect
- Alpina flash in VA
- anyone else have thier hks ssqv bov blow off the pipe?
- N55 Clutch stuck / slipping / ??
- 135i PPK1 boost log
- N54 Turbo Upgrade
- Meth mod, need some guidance
- Vishnu Procede install help
- VIDEO. Berk Race+ AgencyPower Race Midds+ Catless= NICE
- N54 Boost Issues After JB4 Install
- Decipher this light combo
- Leak near oil filter housing
- DCT (Traction Control) Button Effects
- Opinions on these logs please and thankyou!
- Boost control code pop up during trackday
- Water Pump Leak From Housing?
- PPK cost
- A Boring but Necessary Question!
- Easiest way to cause a check engine light?
- HP per lb
- Turbo Swap Now throwing 2ABC Code
- which harness is this for JB4?
- DINAN Intercooler Teaser & Pics!!
- Exhaust Dent (question)
- Replacing cracked charge pipe, will code clear?
- Stumbling on boost
- Before I go ballistic on this Cobb charge pipe.....
- Jb4 gives less power.... 2013 135i n55
- Replaced my spark plugs..
- Which N54 Full Catless Exhaust System? What to buy and where?
- UUC SSK Evo3 problems
- 1M & N55 SSK the same?
- 100k 135i Maintenance?
- anyone running an ESS tune for N55?
- Engine buzz/beep sound?
- 2011 DME swap possible to my 2012???
- bmw performance exhaust bolt on?
- Jb4 S2 Iso Ff With Bms Backend Flash
- Need CODING in NoVA
- Please help! Does anyone make an aftermarket lower charge pipe?
- Oil pressure
- Exhaust weird sound - bad tips or boost leak?
- Limp Mode- No CEL
- wastegate rattle replacement at 82,869 miles?
- Help me diagnose my odd start ups
- N54 135i leaking oil
- What to replace when getting a walnut blasting?
- When should electric cooling fan kick on?
- UR2510-Exhaustt Note. 135i N55
- 02 defoulers (N55) which brand do I buy?
- Hardware differences between N55/N54 PPK2?
- What to do with $2500?
- BMW Performance Exhaust, feedback pls
- Vanos recall.. Remove mods?
- Need advice on getting that damn rear brace off!
- JB4 Error codes and boost issue
- Post Carbon Blasting follow up...
- BMW Power Performance Kit Question
- Another SEL thread
- Fitting a e90 m3 diff, in stock 135i subframe. What required?
- N55 ppk 1 and bmw performance exhaust review
- Best value place for a clutch replacement in 135i
- Any one use this DCT service kit?
- Looking for drivers with the following mods, e85, CAI, intake spacer
- LSD finned diff cover?
- Smoke coming from vents 135i
- grind shifting from 1-2
- 2013 N55 Exhaust question
- Oil Temp
- Vrsf charge pipe, tial bov on a n54.
- Cpe dci intake on 135i
- Exoticspeed S1 Exhaust w/Carbon Fiber Tips Revealed/Review N54 N55
- What happens?
- Koolman Thermostat
- What is this?
- Anyone have part number for oem dv hoses?
- LSD and welded ring gear question
- Need more powaar!
- high flow catted downpipes and error codes?
- N55 guys with idle issues
- Recommend an Intercooler
- opened engine oil cap & smell like gas?
- Diverter Valves Volume Increased with Intercooler
- Thoughts on this Exhaust
- Looking for Injen Cold Air Intake for E82 N55
- Coil Packs fail during 2-3 Shifts?
- Injen intake and CEL N55
- COBB or JB4 G5 ISO, beaten to death
- New Flywheel? Hot spots on old one
- M factory Pumpkin and Devif lockdown kit
- N54 cold start issues
- 135i DCT PPK1 / PE dyno
- Motiv Motorsport 135i?
- Strange noise coming from the engine
- cobb P0128 code after WP & Tstat replacement
- N55 with mods
- Cranks, won't start w/o jump. RPMs bouncing
- Wastegate Clink
- 135i n55 dyno
- Clutch type LSD for the 135i DCT?
- Cant get my intake
- To CDV delete or not.. That is the question..
- What is a backend flash?
- Likelihood of warranty for turbo rattle with aftermarket exhaust
- COBB AP issues with O2 sensors
- Rod knocking
- eLSD swap out help
- Rod knocking
- N55 135i best UK remap option
- Best Place To Order Performance Parts?
- Tune ONLY for cat delete?
- vrsf stepped fmic owners
- Oil Filler Cap Leak
- Step by step LSD install
- approximate horsepower.... help?
- You can only have one. Berk Race AB or Injen Intake
- Drivers surprised at performance when JB4 removed???
- N55 topdpeed delimiter.
- tackle SSk by myself?
- Clutch flywheel combo
- HELP! Jb4 map 1, charge pipe neccesary?
- Forge DV malfunctions after cobb install??
- Selling N55 Jb4!!
- Shredded serpentine belt
- Best way to COMPLETELY stop blow by?
- N54 feels hesitant in higher rpm
- Anyone in the North running E85 this winter?
- New mods for a N55? Any Recommendations?
- BMW shop recomendation
- Corrosion On Coil Packs/spark Plugs
- Those of you with quad exhausts
- resonated downpipe
- 2011 135i DCT - JB4 questions