- M140 muffler on f30?
- B58 midpipe + downpipe?
- BM3 - Service Due in 28k miles after flash
- TU1 HPFP Install Nightmare! Fucked up badly
- Exhaust off center after resonator delete
- Dme tuning
- TU Pump - No Harness Extension Needed
- BMW 440i All Cylinders Misfiring, Injection switched off error codes
- Thoughts on Stage 2 Bootmod
- Vargas GC turbo questions
- Turbo spool noise
- BM3 stage 2 reflash fails after BMW software update.. HELP!
- b58 muffler delete question
- B58 oil pumps failing disastrously in cold climates
- Engine revved in park while cold
- BM3 flex fuel sensor and map switching
- Looking for quietest high flow DP
- Questions on BM3 Stage 2 E30 (AGG)
- BM3 iOS app keeps asking me to update agent
- MHD vs BM3
- xHP - Cannot Connect - Galaxy s10 -Android 11
- Bm3 updated app and maps.
- Downpipe home install failure
- Spark Plug dealer scam?
- Anyone know if I can use E85 mix to run 93 map since Oregon only has 92?
- New to tuning
- Tranny leak?
- JB+ (Or Other "Boost Controllers) And Warranty Flagging
- Want xHP soon, but in need of reassurance
- Best pump gas in California?
- Selling Brand New Down Pipe Evolution Racewerks
- Steering Rack/Rack and Pinion
- Carbahn flash
- Stage 2 Bootmod3 tune burble removed at high rpms?
- bm3 aggression setting
- How to Pick the right Oil for your B58 Engine
- Excessive engine ticking?
- WTB USED JB4 for B58
- For ECU tunes, are the BMW ECU locks based on model year or software updates?
- BM3 ots maps
- Downpipe for opf/gpf B58
- B58 or N55, 6MT, X-Drive Performance Ceiling?
- Xhp - iphone w/mhd wifi adapter no longer connecting
- BM3 Stage 2+ 91 Map?
- MAD B58 Charge Pipe **NEW PRODUCT**
- oem spark plugs gap
- Mod questions
- VTT B58 GC back in stock!
- Your experience with VTT B58 GC (Not GC+)?
- b58 bootmod3 max cooling setting
- BMW 340i downpipe-stock catback/downpipe-m performance catback
- Need advise f36 piggyback vs flash tunes
- Diagnostics Code - 160504
- 340i/440i Muffler
- Cg ds-1 mppsk
- Any of you ran the MHD stage 2 91 map successfully in California?
- Best quality ethanol pump gas
- Dinan Stage 1 Performance Engine Software - BMW B58 (M0) Engine -- With CATLESS DP
- Stage 2 on 33k Mile Plugs
- Spool Performance FX-180 HPFP
- VTT GC+ Back in stock! 04/13/21
- b58 Mhd throttle issue
- BMS Diff Brace
- Upgrade ChargePipe for BM Stage1?
- When is an upgraded charge pipe needed for the B58?
- Upgraded camshafts for B58 first gen
- Major misfire
- 340 B58 - VANOS solenoid valve, inlet: Position not reached.
- Question regarding temps and tune
- What is more reliable down the line
- M Performance exhaust
- B58 Guide to Upgrade "Stages"
- Remus Axleback Thoughts
- Akrapovic downpipe paired w/ Akra exhaust -B58
- Air Intake Question
- The engine jerking
- BMW b58 wastegate calibration end points in ISTA
- Did I just blow my turbo???
- xHP & wear in Sport+ Manual Mode
- bm3 stage 2
- bm3 stage 2 readiness monitors
- Increasing turbo pressure release sound?
- MHD the right direction?
- Custom Tuning Process for the B58
- What mods to beat M550i 70-120mph?
- Multiple Codes & sounds like it's cammed
- Oil all over my spark plug cylinder 4
- XHP Stage 3 Flash issue 340i
- Where do I go next? Dorch2 or PI?
- Help Reading Datalog
- Burger Tuning (BMS) Heat Exchanger for BMW B48 / B58 Intercooler System *NEW PRODUCT*
- Flex Fuel Sensor instead of ethanol testing
- Exhaust tips Sizing and Diffuser Melting
- Coolant puddle 2016 B58
- 2016 BMW 340i xDrive - White smoke from exhaust and fuel smell
- Is it possible to remove the exhaust flap?
- B58 Turbo Inlet + MST Intake
- B58 Engine Cleanup
- WMI Update B58
- HELP: Timing correction/knock on good gas
- MPE vs MPPSK Main "Muffler" Differences
- bootmod3 flash failed - can't start car. PLEASE HELP!
- Plug for awe exhaust
- 17 340xi is lagging.
- B58 pcv cap and diaphragm manufacturing
- Downpipe with no tune??
- More Octane
- Installing CSF performance Rad 2016 340i
- Tune after installing CSF performance Rad 2016 340i????
- 440i - XHP flash stage 3 doesn't seem right
- Oil catch can for MST intake
- "HPFP Crashing" Explained
- Catted turbo-back Vs catted downpipe?
- E30 Blending
- Does Extended Warrany Cover Evap error codes?
- AA Catted DP CEL?
- Why cant I reuse these bolts?
- Winding / noisy transmission
- BM3 Tune Update
- XHP custom setting???
- A few questions from a new owner
- Rotten egg smell in cabin
- Axle back options: MPE vs Remus vs AWE
- Safe to run E30 w/o tune?
- 3 incomplete for emission test
- BM3 datalog cyl 6 ignition timing = 0 + knock detected = 72
- Best Differential Fluid For RWD 40i Cars
- F3x DME Lock !?
- B58TU1 HPFP Woes, Odd Drivetrain error, Possible Sensor Issue?
- Oil smell since dealer service
- What's needed to run Full E85 on the B58
- B58 turbo/pcv
- 6spd x-drive with Most Power?
- BMW 340i XDrive High IATs with CSF Heat Exchanger, Question
- B58 - Any concensus on the "supercharger" whine? I'm beginning to worry
- Oil in coolant 2016 BMW 340i xDrive
- Best Air Intake
- PCV Replacement DIY BMW 340I xDrive
- New to the forum!
- How much HP can the TU pump support? Dyno Testing
- Drag Radials
- B58 heat exchanger upgrade?
- JB4 piggy back messing with Power and Sound Exhaust
- 190F08 Tank ventilation system
- Spark plug gap for stg2 93 tune
- Rough idle, stalling, hesitation
- Stage 2 HPFP as a future proofing upgrade?
- MAD B46 B48 B58 Heat Exchanger Now Available ***NEW PRODUCT***
- BM3 Stage 1 Bolt On Required
- Port Injection or Upgraded HPFP
- OTS map reliability
- VTT B58TU GC Results
- how much ethanol can i use in a full tank
- Closed air intake duct
- 340i BM3 Stage 1 & Free OTS Maps Question
- Need help error codes
- DME Unlock
- Can someone tell me if this looks okay?
- VTT Gen 1 B58 GC+ Restock
- Blown turbo with no code?
- Port Injection or Meth Injection
- B58 100 octane
- B58 Stage 2 ACN91 engine knock?
- What else to upgrade to go stage 1?
- Engine Warm Up Time
- B58 PCV Diaphragm Fix + Cap kit
- B58 Digest - B58 Latest News and Developments
- removing stock airbox for access to downpipe
- GC+ & TU pump
- Customer Tuner (F80 Paul) question?
- Constant loss of traction
- Codes thrown after Turbo Upgrade
- B58 Coolant Bleed DIY
- B58 Turbo Inlet Burger Tuning
- How complicated is sport package conversion?
- Throttle too sensitive BM3 stg 1
- Engine replacement at 55k miles?
- Vargas GC Opinions
- Bm3 stage2+ 98ron
- Slow shifts with JB4
- 6MT Trans Limit
- xHP do not keep the original map for my car!
- Agency Power B58 intake no longer available?
- AFE intake or CTS intake for 340i
- Squeak under hard acceleration
- Turbo damage from CAI inthe long run?
- Responsible Upgrading
- Used OEM part advice?
- broke the plastic oxygen sensor connections while trying to install downpipe
- Considering an M3.. What do you think?
- Fuel tank breather valve
- ER catted downpipe break in period
- Big boost stage 4+ kit for sale
- DME unlock options
- Exhaust options
- Loss of power
- B58 IATs and How to reduce them
- Water injection
- B58 intake manifold upgrade?
- Oil drain plug gasket question
- Downpipe Malfunction or I am Fxxk up?
- MHD - how to tell if it's working with xHP properly
- Downpipe Fix
- Let's talk about injectors
- Ghassan
- B58 Tuning and Fueling Discussion
- are plugs included as part of 4 year maintenance?
- cylinder timing corrections - concerns
- Mppsk sound with BM3
- Temperature gauge on instrument cluster
- 440i - Looking for more sound after dual resonator delete
- Help! Downpipe gasket - universal part?
- mppsk vs custom tune
- question on dm3 and dealer updating
- xHP Flash Transmission Side Effects
- Adding a resonator to MPPSK exhaust
- Minimizing the effect of more power on drivetrain
- Newbie looking for reliabile upgrades
- Catless DP, no tune yet, o2 spacers affecting fuel trim?
- B58N
- B58 BMS intake & FTP - fitment - thinking about BMS OCC install
- B58 Turbo Inlet Upgrade Question
- Vargas Oil Catch Can
- BM3 stage 2.0 93+ difference?
- Disconnected Exhaust Valve Issues with Park Assist - 440i F33
- MHD Tunning and Account
- Trumpet exhaust after Catted DP Install
- Why turbo inlet upgrade?
- MHD flashing and exhaust flaps not opening immedietly
- Recommended Maint. Before Turbo Upgrade?
- changing spark plugs for the first time on my 2018 340
- B58 Tuning
- What part is this?
- Sticky thread idea: install hours for mods
- Chassis brace on bottom of vehicle - rattling
- Help with Ohio Emissions Test
- Front Mount Intake
- [BMW 440i] Bootmod3 Flash - Car Won't Start
- Anyone tried AFE Power Magnum FORCE Stage 2 Intake?
- Do not go to the dealer!!!
- Upgraded turbo on higher mileage B58?
- Installed Dorch Stage 1 HPFP and getting engine knock logs
- Places to purchase BM3
- 91 Octane Limitations?
- Replacement wiring connector for fuel rail sensor?
- Pure800 on BM3 OTS tunes?
- Recommended WMI kit for BM3 integration?
- Agency Power B58 Intake Rebranded to VR Performance - Now Available! **NEW PRODUCT**
- Akrapovic for F36 xDrive
- is Cylinder 5 second from top or bottom?