- sound test of vrsf catless dp?
- Valvetronic exhaust troubleshoot
- M340i Valvetronic M-Performance Exhaust Mod
- 'Detuned' from the factory!? True or False
- Exhaust tips
- 2021 M340i
- Does the transmisssion from the Supra fit the M340i?
- Oil on spark plug threads and oil consumption please help
- M340i Downpipe and Sound
- Perfected burble settings
- Do valvetronic and Fi exhaust utilize the same vacuum box?
- Stage 2 / catted downpipe/ mid pipe.
- Potential Mod List
- CEL/Drivetrain Malfunction after Intake Install
- Is a Catless Downpipe on a stock tune safe for g20 b58 m340i xdrive?
- 2021 open valve question
- Ppl with valvetronic exhaust - electrical question
- Mission Performance stage 2 e50 tune
- Exhaust valve wire
- Filterwears Intake Pre-Filter Review
- First Mods
- m340 hard acceleration shuddering
- M340i Tune Suggestions
- Catted Downpipe and Upgraded turbos
- M340i Engine Whine
- State 2 bm3 reliability?
- MHD updated software gen2
- Is a 91oct tune on 93oct gas safer?
- COC performance (alibaba) exhaust
- Need a rebuild and some shop suggestions
- Catless downpipe Jb4
- Flakes in oil filter
- E30 Oil Analysis
- Don't buy BM3 worse service
- Burble fix
- Burbles with BM3
- AWE Exhaust
- First time modding G20 - am I on the right track?
- xDrive delete for G series
- Bm3 stage 2 with Xhp vs mhd stage 2 with xhp
- How much should I sell the 2020 stock downpipe for
- Stage 2 m340i 501hp
- NEW PRODUCT RELEASE: Dinan BMW G2x/G4x Heat Exchanger
- Interesting downpipe modification idea
- MHD "Cold Start Noise Reduction" Issue
- Armaspeed alloy intake B58
- M340i - FTP Intake Pipe
- OTS Vs custom dyno tune?
- Exhaust Tips
- Calculation of wear not possible - Oil / GPF
- Mhd software dme unlocked reading.
- How could I get more power without voiding warranty or emissions?
- Evolution Racewerks 200 downpipe CEL & JB4
- MHD Review. From JB+ to JB4 to MHD. Finally tuned.
- JB4 Maxed Out HP
- EcuTek Tuners for m340
- MHD Overrun Brap Gen 2 B58
- BMS Turbo Inlet B58
- M340i/440i JB4 & mods...what are people getting for performance numbers?
- 2026 G26 window seal high speed issue
- BM3 Anti-Lag Launch
- M340i Pure 800 turbo & eventuri intake fitment query
- MHD Stage 2 E85 Map quick review
- want to go stage 3?
- MPG on stage 2
- Need help assembling
- Ecutek Tune causing CEL Codes?
- MHD updated and car wont start...
- Downpipe only 1/4 mile and 0-60 results
- Valvetronic and downpipe
- AA catted downpipe CEL
- Which JB4 map for these mods?
- Mission Performance Tune (G20, 2021+)
- E30 MIX & RaceChip
- MHD or BM3 tune for M340i
- Exhaust valve stuck closed
- AA Catted downpipe or alternative?
- BM3 stage 2 with AA catted downpipe??
- What wont void warranty
- What mods wont void warranty
- Carbahn vs Mission Performance 2020 m340i tune
- Small damage to door inside
- Sports cat with gpf/opf
- How to get burbles? Tune reccomendations
- BM3 vs Mission performance
- M340i Aggressive Startup?
- FTP Charge Pipe - Fitment Issue?
- 2020 M340i MPE Axleback ExhaustSystem
- M340i Touring exhaust upgrade (with valve open)
- B58 swap in 330e
- m340i AWE Track edition exhaust legal in NY?
- Xdrive tires size difference
- M340 stock exhaust
- Cold air intake questions
- 2019 m340i ECU Bench Unlock
- Signs of a bad transfer case, diff, trans?
- Sound clip of Dinan exhaust: cold start reduction/start up roar
- B58 M340i burning oil
- MHD log - Cylinder 5 pulls timing
- Question/Clarification on DME/ECU being affected by warranty work
- 2020 M340i oil pump
- Low Coolant warning
- Video: Why is BMW neutering the exhaust sound of our cars?
- Quad tips on MPE Exhaust Fitment
- 572 HP on LCI M340I
- Miltek Cast DP
- M340i Burning/Smoking Oil From Exhaust With Video
- MHD Stage 2 - E40 / E85 Review
- 2021 M440i X Drive / JB+
- M340i B58 LIMP MODE - Throttle Angle >82%
- Exhaust
- Does the engine feel the stress of a tune all the time? Or just went in WOT/Boost?
- JB4 Tune for the 2024 M340i
- Bmw m340i 11/2020. German modell
- Noob exhaust question
- AWE Track edition with Valvetronic Design's universal mufflers?
- Crankcase ventilation
- Evolution Racewerks Downpipe
- Bootmod3 REV2 Board Announcement - New Video
- How to Tune?
- 2020 M340I random clicking/grinding? noise
- P0141 Code After Active Autowerke Downpipe Install
- m340i tuning question
- Dual exhaust tip question
- Guess 1/4 mile for this build?
- Plug gap recommendation
- Need help with assembly Miltek can't insert valve
- What is this leak at 40,000 km???
- 2022 BMW M340i not building boost?!
- want to buy dinan exhaust m340
- BM3/Tune issue, need help
- Slower turbo spool/response with catless and mhd stg2
- M340 mod path
- BMW m340 making a scary noise
- Mission Performance against FEMTO unlock?
- Engine Bay wire tuck
- xDelete for G-Series
- Log check - B58
- AWE Exhaust. Valved? Rattle? Drone?
- Ali Baba Exhaust
- Will an Exhaust trigger CEL?
- Question about upgraded CAI sound in different driving modes?
- DME lock from dealership
- Car having weird issues on startup
- Turner intake - any love?
- Transmission Noise After Fluid Change?!?”UPDATE”
- DME Removal Process
- MAD Exhaust alignment issue
- Mods
- Thoughts on catless downpipe with mini cats?
- 2021 M340i Catted DP Install
- JB4 Log Review
- AA catted DP installed to factory exhaust with sound clips
- g20 lci downpipes and exults
- DYNAMIC AUTOWERX 2024 Catalog Simplified
- Transmission tune
- Remote Tuner Recommendations
- 2022 BMW M340i Pure 650 Turbo
- Error code 12B701 for 02 sensor
- AWE resonated vs non resonated
- Chicagoland exhaust install
- Any 3.5" midpipe available
- Wind deflector - lost a securing pin
- High-flow catted downpipe with error code
- ethanol: how tricky is it?