- N54 Horrible Throttle response w AC on 6MT
- Doing headers, anything else to do while at it?
- N54 Coolant/Oil Beside Injectors on Head
- Best Cheap N54 Valve Cover 2021
- N54 Intake manifold and throttle body torque specs???
- Intercooler sprayer
- N54 rodknock!
- Cold Compression Test and Leakdown Test Results
- Is it safe to run upgraded turbos on OTC map?
- Partial acceleration miss/stutter
- 5th bolt in vsrf gasket set
- Power Steering Service
- Upshift Crack/Fart
- need some help
- N54 Port Injection Kit
- Sorry for the duplicate post - 335i purchase post serpentine belt failure
- Adaptation Reset if Battery Pulled for a couple days?
- Too Coincidental?
- ECS CP and BOV
- Does everyone's Fuel Tank Vent/ Purge Valve Tick sometimes???
- 2" DCI ?
- Walbro 535 confusion
- N54 Oil Cooler Bolt Threads Stripped.. Which Helicoil set do I need?
- How prominent is fuel smell on plugs with leaky injectors?
- GS6-53DZ-THGX Damaged input shaft bearing
- New turbos installed - now code 3100 boost pressure control
- No Boost/Power & No Codes / Check Engine Light - After Outlets Install - Help Needed
- Port Injector or HPFP Overdrive?
- Looking for shop recommendations in LA
- Catback w/ turbo spooldown sound yet not too loud
- 2009 335xi loud ticking. Bad injector?
- New clutch install problems
- error codes & fuel pump
- Fuel gauge reading empty after lpfp upgrade
- Aluminum expansion tank
- DW400 LPFP
- Really rough idle after downpipes n54
- DME Codes CDxx and Low Target Boost after MSD80 DME Repair
- Oil line rubbing on front of engine
- Need help with 29DC injection cutout code!
- Graph is this right???
- Misfires in all cylinders after new turbos
- Please help N54
- What's the best tune these days? Been out of the 335 game for some time
- Upgraded exhaust tips
- Exhaust tips that install over the factory tips
- Turner vs MFactory SMFW
- Rear main seal
- MHD Versions Explanation?
- Oil leaking in cylinder
- Gutted Downpipes + MHD
- Which aftermarket clutch
- MMP 1k Turbo Ball Bearing CHRA upgrade
- Wastegate Rattle Goes Away When Pumping Brakes
- Catless downpipe install trouble
- Full sending my E90 [Single Turbskis] Need Direction
- N54 catless DPs and emissions
- What is this noise? Turbos shot?
- STILL Misfiring.. PLEASE HELP!!!! *Update Video
- N54 / JB4 High RPM Issues
- n54 Oil Cooler Hose Connection Gap???
- n54 Oil Cooler Hose Connection Gap???
- Code 2FA3
- N54 to N55 Swap
- MHD Stage 2+ tune reaction/thoughts?
- N54 Fuel Pump Issues
- Selling my 2007 e92 problem/Question
- Do you ever consider a different car?
- Passenger seatbelt alarm fix?
- n54 not starting
- 2010 N54 DCT 335i E93 - Transmission Fault - Help Reading Error Codes
- Lower than Expected Dyno - Pure Turbos
- Chargepipe with bov AND dv's ??
- Injector swap - coding needed?
- The Motherload of Carbon
- Vanos at idle
- 2008 335i idle hiccups. Ghost Codes, no misfire
- Upgraded LPFP sensor...will it work with the original line?
- Single turbo components
- N55 Exhaust on an N54?
- How are these mods?
- Good shops in Seattle
- Slight & brief thumping ?????
- Aluminum stock location expansion tank???
- VTTO CHRA or china turbos for temporary use
- What is the rootcause of engine damage?
- (Serpentine) Call me crazy but...
- E92 335xi PE Mod + Catted Downpipes?
- Will a Fluid Control Thermostat work for oil coolant?
- Low Pressure pump mhd setting question?
- 335i throttle lag/ knotch
- Mhd most agressive version
- 1000hp/1200+nm N54 Built engine
- High rpm exhaust stutter!??
- Mhd 1+ Log + Boost leak?
- N54 Whistle sound all parts related to this issue changed
- Video: vaccum leak
- MHD Tuning experiences.
- VCG replacement = error message
- ENGINE FAILURE n54 running JB4. (Experts come in please)
- N54: Belt squeal under load
- 29c9, 2c9d, 2c9e, and 2c9f codes after clutch job
- Custom tune only - MHD best option?
- BC vs ST: Anyone spec'd BC's to something you like a lot ?
- 335is LSD options
- BOV constant woosh sound during low throttle
- Car vibration/ shaking after downpipe installed.
- Weird Thumping..
- Winter Prep
- Weird noise from n54
- Weird Drive Shaft Thumping Fixed
- TurboSmart Kompact Dual Port DV Help
- N54 compression results (125k miles)
- Need injectors
- 2a82 cam bearing ledges??
- Riss Racing (RR) Midpipe?
- N54 Nitrous kit FAQ
- Random 30FF without boost desactivation (no 3100) ?
- N54 oil filter housing swap for one with thermostat
- E91 N54 exhaust
- XHP update
- Clunking noise After wheel bearing replacement!
- 2007 335I Sedan upgrade questions.
- Turbo help
- Transmission replacement help please!
- Oxygen Sensor Incomplete
- Cheap fuel pump upgrade!
- Part 13717560227-Heating element? What does it do?
- Running higher octane map using Octane booster
- Hi, does anybody know if the turbo filter that comes with the n54 doc race top mount
- valve cover leaking again after new install 3 months ago
- Replace/Upgrade plastic air intake thingy
- Leaky injectors?
- DATAZAP ANALYSIS N54 - Throtle closure
- Cheap Downpipe install + Logs
- Shops in San Jose willing to do 2nd cat delete
- 335is dct not smooth slow stop
- Misfires all of a sudden? Anyone seen this?
- Alignment way off after coils
- Intercooling cooling
- Port Injection plate or manifold?
- Refurbished index 12s from China?
- Car not hitting requested load or boost
- Red battery light issue
- Which single turbo kit
- No boost after downpipes
- Can someone check my log. Always down 2-3psi of boost.
- Who sells the n54 metal water-pump?
- Vanos situation
- N54 RWD Manual Transmission Length
- Brand new turbo squeal
- Turbo compressor surge? Weird noises (engine bay video attached)
- N54 Rough Idle
- N54 Low side OCC results?
- Ken @Wedge Perfomance's 650whp 335is review
- How much capacity is in PI?
- Issue with shifting
- my n54 cuts power for a second them gets back into power resulting in a hard jolt.
- WTB Stock E90/E92 Downpipes
- 6hp26 to 6hp28
- N47N 320d stage 1 power seems low?
- Dynamic Autowerx Turbo Warranty
- JB4 enable 6 cylinder timing?
- ST ~600 WTQ Wheel & Tire for 60+ MPH
- Codes galore, check engine light, water pump constantly runs
- Trying to identify injectors/ MOSFET failure
- Advice Needed: Dinan FMIC with Pure Stage 2
- 330i performance ssk retrofit to 335i
- Journey with Ebay 17t (Swap depot turbos)
- N54 tuners / mappers in the North west?
- Speedometer and rpm gauge flickering
- turbo whine/siren and rebuild questions
- Transmission error.
- ECU mosfet connection problem
- 30ED & 30EF Codes - FBO N54
- Driving on bad o2 sensors?
- P0442, p0456 evap codes
- bmw 335i tial blow off valve
- Is it me or my DP`s (RHD) :mad0260:
- Limp Mode - Fuel, DME or Battery?
- Help new to tuning
- Broken fuel filter line Quick Connector
- 29DC: Cylinder injection cutout (with data logs)
- 2F49 - DME: EWS preventing manipulation
- Doing my first engine swap (N54)
- Rod knock on 50k motor
- Car acting like battery is low and then dead but it's good
- E90 335 Performance Exhaust N54 vs. N55 vs. RWD vs. AWD Fitment Confirmation
- Misfires/smoking after injector, new VC/VCG install
- Smoke on de-acceleration after recent engine swap
- 2021 Upgraded turbos
- Speedtech Single Turbo N54 / Pump 93 Dyno
- Walbro 450 Fuel pump adapters
- Transmission swap
- Misfire after MHD Tune
- Interested in a E90 335i w/N54
- bmw 335i exhaust options
- charge pipe and tial bov install 2008 335i
- OEM location silicone inlets vs relocated inlets?
- Hose connected to coolant expansion tank issue
- 200k Mile N54 Help with datalog and plugs
- Bank 2 AFR Locked at 30
- n54 white smoke issue SOLVED!!
- Metal bits in filter
- 335is muffler differences
- N54 smoke on start up
- ECS Tuning Front Crank Seal Protection Plate
- Bad HG and/or other issues?
- N54 Vanos issues...
- dme problem
- Charge pipe to throttle body O-Ring
- Crankcase Pressure Issue - Does This Valve Cover Look Right?
- bmw 330i SSK retrofit to 335i
- Injector broken tab. Repair or replace?
- Help:Getting 2E8E Intelligent Battery Sensor Code
- Rear turbo actuator rod adjustment on aftermarket turbo.
- Fuel injector price hike?
- Relocated inlets
- MSD81 from 535i on a 335i?
- Hard Shifting when MHD OTS tuned
- Timing corrections need help
- Bad hpfp or lpfp
- 500 whp on stock turbos, pump gas + meth?
- Unicorn Trans 6 Speed Manual 335i e90 2006-2011
- VTT N54/55 BMW Single Piece Silicone Cold Side Charge Pipe
- Cobb maps
- E92 335i downpipe's and check engine
- Misfire on cold start NO CODE
- Turbo OEM Number
- Passed NJ state inspection with NO cats (catless) and MHD tune
- Wastegate flapper broken off into turbo
- !!! Turbo smoking!!! Best hybrids / stage2 turbos to go for???
- Port injection or meth?
- Trying to diagnose cylinder 2 and 6 superknock
- My new N54 Website
- 2008 AT Transmission slipping
- Is it normal to lose coolant over time?
- Proper MHD tune for post-build break in?
- Secondary cats aftermarket options ?
- N52 to N54 swap
- 2013 335is wont crank - Help with codes 2e7f, cd9d, cd9e, cdb0, cdb4, cdc3
- N54 aftermarket Internals Comparison
- Boost Target and Load randomly dropping
- No boost after JB4 install
- N54 single turbo oil drain line replacement?
- 29E0 - Mixture Control
- 08 335i Long Time to Warm Up
- Misfiring on cold starts with new index 12 injectors
- Most Reliable Twin Upgrades
- Alternative to Walnut Blast of the Intake