- Dinan Stage 2 price drop
- Spec Clutch help
- PPK and Tuning
- DP Fix n55
- 6mt is out, what should I replace since while we're at it?
- MHD stage 1 and XHP stage 2 datalog
- HELP: 2009 E82 Troubleshooting O2 Sensor Fault Codes
- N54 JB4 Map 2 - Do I need exhaust system or just downpipes? (135i)
- Jb4 map 2 or map 5 better for cooler weather?
- DV+ upgrade for n55
- PSA: valeo does not make a flywheel conv. Kit for the 135i (rockauto)
- JB4 Map 6 targets ignored?
- Who want to play "where is the coolant leak?"?
- DIY: Electric Exhaust Cutout Install
- Help diagnosing an issue with 135is DCT
- Brown/rusty water oil catch can N55 82k
- Boost gauge question
- Overboost?
- Apply a "loud" start up ?
- Essentric Shaft Actuator
- N54 |Idle surge & Die
- N54 Dinan stage 3 with meth? Possible?
- Accidentally revved the engine to about 5k after 3 minutes while cold.
- N54Tuning T-shirt GIVEAWAY - FREE T-shirts
- My has broken two jb4's?
- Long term modification reviews: hindsight is 20/20
- Remus Quad Exhaust & Charcoal Canister
- Reuse Spec SMFW
- Spark plug gap question
- Oily Bolts on CV Joint
- Dct overheating issues
- While I have the injectors out?
- Castrol Edge Vs Edge HM?
- 335 turbos fit 135 both n54
- N55 pure stage 1 mhd only?
- AT vs. MT axle differences?
- Pulling Timing
- exhaust notes
- Evil1 - 6466 26lb dyno day
- MHD N54 Logging problems
- Slight whinning when turning left or right while immobile : normal or not ?
- Did anyone manufacture Titanium Downpipes for the N54?
- Help diagnose a problem
- '11 135i n55 engine died on me and need help diagnosing
- New transmission!
- ISO wavetrac LSD reviews...
- Found metallic particles in the oil filter...
- Stumbled Across This!!
- Wavetrac Diff install
- Video: Installing Transmission Mounts (DIY Guide)
- Walnut Blasting (or lack of) symptoms.
- New owner, ready to start modding
- Failing Mechatronics
- Move over VBOX, Dragy is here!
- OK to run NGK 5992 on a stock motor?
- Good N54 DME Repair Option
- Paddle Shifting
- CEL came on need help!
- Dragy GPS Based Performance Meter - Real Life results Comparison Thread
- N55 hit 60k miles and having some concerns.
- Catalytic Converter Replacement (2) :: 2009 135i (N54)
- Aftermarket Transmission Pan
- Car lurching / surging forward under light acceleration at highway speeds.
- Noticeable Drone for BMW PE (Performance Exhaust)
- Best choice of AFE intakes
- mhd on stock clutch
- OFHG Job - What is this??
- Leaky N55 Help!
- Gfb Dv+ N55 Help!!!!
- Valve cover replaced yet still leaking
- Corsa w/N55?
- MHD and tunes or JB4+ MHD for non-stock turbo + meth?
- AFR Guage Install Question
- True/False
- Maintenenance time: VCG, OFHG, plugs, coils, serpentine belt, PS1, DV+
- Blue smoke from deceleration
- Best way to run a cat but still make power?
- BMW PE - versions / differences?
- Turbo cooling line. O-rings or replace?
- N55 2011 6mt transmission won't go into reverse
- SOS: Road to recovery for this 135i
- Did i oil enough my BMS filters with the K&N spray ?
- N55 midpipes - stainless or not?
- INPA Questions
- Thread Pitch Measurement Needed for bolt
- Possible boost leak
- N54 Valve Cover Gasket Nightmare!
- CTS Intercooler install question
- CTS Intercooler install question
- Custom axle back exhaust
- Surging boost sound. Any ideas?
- Tuning suggestions for N55 low end torque increase only
- Question for ECS Tuning Oil Catch Can for 1M
- P3106 Code. What is it?
- Titanium in used Oil Analysis
- Dreadful serpentine belt squeal
- Need to get LSD in my 135. Where to go. Nor Cal
- Check Engine Light- Camshaft installation faulty
- Why do I want a N55?
- This is how to properly record exhaust sound
- HP gains with fuel?
- Oil filter housing gasket
- Performance Exhaust install questions
- Upgrading Trans Oil cooler
- 2DD6 Valvetronic & running mods
- N55 Turbo Upgrade Options
- Dinan stage 2 questions
- Pure turbo stage 1 upgrade
- Take a look at my residue!
- VRSF n55 catless downpipe review
- MILV mod
- 2013 135is DCT - Is Cobb or JB4 possible?
- Bimmer Performance Center End User OBD Flashing Available
- N54 in an E30
- Differential internals: 135i DCT vs 120d
- My car is "learning" it has no CAT?
- Issues After Engine 135i N55 E Series F series - Pressure and Temperature
- IAT Temperature Incredibly High (240º F) Good Sensor
- Help Pinpoint 30FF code
- aFe stage 2 and strut tower brace fitment
- VIDEO: How To Walnut Blast Your N54
- Passenger front headlamp assembly
- 2008 N54 135i Convertible - Purchase Advice
- Question about PPK and MHD (because I'm dumb)
- DME needs to be replaced, help!
- 2AC7 and 3100 codes after VCG and PCV replacement?
- cruise control not functioning help
- Single or twins?
- N54 Turbo replacement?
- ARK Exhaust + Catless downpipe?
- Spun bearing: collapsed oil filter?
- JB4 VS JB4 w/MHD BEF
- Jb4 MHD BEF vs MHD stage 2+ OTS map.
- Any way to check injector version without pulling them?
- N54 Oil Lines
- BMW PE with Berk Midpipes and Catless Downpipes
- Adding a propeller
- 135i N55 DCT - Possible to swap in an M3 DCT differential?
- Are stock diverter valves okay for a car running FBO with stock turbos and JB4 map 5?
- Another no start no crank datapoint
- BMW Performance Exhaust price drop
- Horn Sound during 6+ psi pull (After FBO Install)
- Second Opinions? Is my car done or worth fixing?
- Quad exhaust setup on a 135i with 1M bodykit
- Finding several location with bolts missing
- Actual HP?
- need advice: replacing water pump, ccu dead - N54 E82 2008
- Face Facts
- Bimmer Performance Center N55 Intake Cleaning
- Berk Street Exhaust Axle back
- Need advice here
- First meth setup. Am I missing anything?
- Fueling: misfiring/white smoke N54
- My E81 N54 MT Single Turbo build
- Contemplating tunes: MHD vs PPK vs Dinan
- What am I doing wrong - JB4 question
- Stiffer Exhaust Hanger Options
- CF trunk options
- New n54 135i owner here
- Ohh Please Sell Em In The States Asap!!
- LL-01 oil actually needed?
- N55 Walnut Blasting
- afr question advice??
- '13 N55 DCT: Slight stumble/hesitation on low rpm, light throttle?
- Full throttle, half power?
- Preowned Mechatronics
- 2011 135i N55. DCT question!
- Lag on MHD Stage2. Boost leak?
- MHD stage 2 questions (N54)
- N54 Motor mount talk
- N54 DPs and BMW PE?
- Added Octane
- Burger Tuning N54 Dual Cone Intakes Now Available W/ Blue Filters!
- N55 Dinan Stage 3 vs Cobb Stage 2++
- Agency Power and Berk Street exhaust muffler dimensions
- ECS Tuning occ
- Check engine light/ reduced power
- Octane Booster
- Upgraded turbo question
- Rennestil Performance Downpipe
- Upgraded Turbos for Dedicated Track car
- Newbie needs advice on N55 mods
- JB4 Map 5 20psi
- Charge Pipe and BOV question
- BMW Performance Exhaust Initial Impressions and Review
- 2nd oil cooler, how big do i want to go?
- Oil in coolant (N54)
- No more PPK!
- turbo timer 135i n55
- Valve cover
- AC delete + oil cooler?
- Crankshaft Pulley/Harmonic Balancer Wobble?
- Mahle lower engine gasket set, whats in here?
- Starter failed during walnut blast..HELP
- Code 29E2 - another HPFP?
- Fuel Additives
- Can't find the paddle shift conversion thread I need
- getting to the top two tranny bolts
- Whirring noise
- Burger Motorsports
- Whats the best fbo setup
- Total Cost & Complete Parts List to Single Turbo your N54!
- Pure Gas
- Exhaust sound!
- Am I missing parts after a service ?
- tuning stock 2013 135i 6mt - 400+ WHP??
- Any cons to walnut blasting ?
- Mfactory 6 bolt SMFW on 06/2009 N54 135i
- Is this 135i Dinan Stage 3 totaled?
- 08 135i Clutch Rec. Twin Disk or Sprung 6 Puck?
- Engine Mechanical Question?????
- Rattling mostly and a little grinding noise.
- Refurbed fuel injectors - flow rate numbers
- N55 catless DP with N54 secondary cats
- N55 mid pipes with performance exhaust
- Any N54 E82s with DCT swap?
- N55 head ID or casting number
- DCT, LSD, MHD, the wallet.
- Shite. Possible HPFP issue.
- Car feels down on power (N55)
- Bimmer Performance Center 135i treatment
- 2E0F code help
- Straight GAS
- Pure Turbo Stg1 for N54
- Compression Ratio
- Compression Ratio
- MHD N54 Question
- Top Gear Solutions May Giveaway $100 Store Credit & T Shirt| Enter Now!
- Dip in My Dyno Run
- Broke bolt off in head when I was installing a new valve cover
- Auto Diff swap 3.46 in MT 135i
- boost seem low?
- n55 dct tcu
- N55 Error Code, Rough Idle, and White Smoke
- Non-Ethanal
- Octane zero
- Data logs for low power
- Reduced power with no check engine light
- Radiator fan at full speed + power loss (no overheating)
- Looks like Water Pump Failure
- 135i N55 SWAP ISSUES - 2012 ENGINE INTO 2011 CHASIS/DME
- 3.5" of SS straight pipe goodness!!
- Tee Mod vs Pull Plug
- 135i N54 FBO Dyno
- Rail pressure psi at wot
- Cannot believe I am running with no Boost for 8 months
- VRSF vs ARM?
- Is this belt squeak? Or something else?
- Oil pan gasket w/ trans removed?
- OEM chargepipe upgrade to BOV - what's this ??