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View Full Version : N54 Turbo Engine / Drivetrain / Exhaust Modifications - 335i


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  1. So I got my car dyno'd today
  2. N54 spun crank hub. Question for any Master Techs reading this
  3. help with whine
  4. Replacing Camshaft Hook Rings As Preventative Care?
  5. How It All Started! (XPH 3 Year Anniversary)
  6. Testing N54 starter with everything in place?
  7. Oil leak.... Where is it coming from??
  8. Mobil 1 0W-40 No Longer Meets BMW LL-01
  9. What are signs of LPFP sensor going out?
  10. How long can you drive in limp mode for?
  11. Auto trans relearn procedure?
  12. 765 whp! VTT GC Dyno revisit
  13. Broke DCT Shifter
  14. Single Turbo Meth Setup
  15. Removing adaptive headlight motor
  16. Is my clutch on the way out or is it DTC?
  17. Jb4 MHD backend Flash - questions
  18. Turbo upgrade no meth or PI
  19. what in the world is this?
  20. Compression test......
  21. You'll never guess what happened?!
  22. Shredded 2nd Gear, 6 Speed MT
  23. Car is overheating
  24. Need a single top mount turbo install diy
  25. Resetting Service lights
  26. N54 alternator replacement
  27. The 'Admit It You've Done This Sort Of Stupid Thing' Thread
  28. Help 2ACC. Can not locate the main relay.
  29. No boost-ibs issue
  30. Weird startup noise. Any help appreciated!
  31. MHD burble issues?
  32. Cam ledge time? 2A87, 3100, 2A98, low oil pressure
  33. MHD tune HELP - weird boost targeting
  34. limp mode?
  35. Horsepower? Fueling? MHD?
  36. Help transfer case and driveshaft
  37. Single Turbo tuning options besides JB4
  38. New BMW Owner and Need Help
  39. Boost solenoids - missing cap?
  40. LPFP dipping
  41. Coolant leak diagnosis? (video included)
  42. Reading STFT in MHD datalog, advice please.. (log inside)
  43. JB4 OBD
  44. Inlets while tranny down for clutch job ?
  45. Vac/Ati Harmonic Damper
  46. Bought an E93 335i - Misfires under load
  47. Help with my E30 logs please
  48. erratic idle - vanos - MAF?
  49. What tuner should I get for my '10 335xi Coupe?
  50. Echlin Fuel injectors at NAPA?
  51. Aftermarket clutch done your own?
  52. Fuel Trims
  53. Socal e85 station Barrington-san vicente
  54. I need help with reading my Datalog [E90, 2007, 335i Msport]
  55. Surge of power n54 running MHD
  56. Name that lost bolt!
  57. Twin Disc Carbon/Carbon Clutch
  58. Boost Leak
  59. 335i sedan exhaust tone
  60. N54 weird noise
  61. FIXED! Limp mode + DME and DSC errors
  62. Bought a JB4, do I need to flash my ECU back to stock?
  63. Driving without coded injectors
  64. Clutch starting to slip
  65. 29f3 code
  66. Ceramic Coating For Single Turbo help
  67. Oil Cooler Lines Let Go
  68. Trans slip
  69. Valve cover gasket leak won't go away.
  70. VRSF 7.5" Race FMIC Unboxing
  71. Hexon RR600 Install/BQ Tune and WannaGoFast 1/2 mile race
  72. What other weak links/ parts after FBO ?
  73. UPGR8 drop in dry filter, pictures and video
  74. FB0 inlets outlets boost under target.
  75. Any idea what this sound could be?
  76. What is the "best" FMIC - With data backing said claims?
  77. Time to move on?
  78. Virtual Dyno now available on Google Play Store
  79. Bought used downpipes that don't fit - lesson learned
  80. Finally figured out how to post pics!! So, here is my new Intercooler and Downpipes!
  81. Arm Motorsports 5inch Stepped Intercooler/Charge pipe review
  82. mmp outlets melted
  83. Removing alternator on N54
  84. FIXED!!! This is an SOS - violent limp mode with DSC code 5E19
  85. Replaced Dinan FMIC with Wagner Evo 2 Performance
  86. Misfires, plugs changed
  87. Why tune and mod when you still have an open diff??
  88. VitualDyno, people using "DynoJet" instead of "VitualDyno" for correction factor
  89. Help! - N54 Caught Fire
  90. Jb4 meth %100 settings FBO 94octane vtt stage 2
  91. Turbo siren. Advice needed
  92. 30ff, MHD E25 underboost throughout pull (take a look at my log)
  93. Cracked Valve Cover
  94. Best MHD tablet?
  95. Who has rebuilt their own turbos?
  96. VTT 169.9 mph 1/2 mile trap speed -AZ No Fly Zone Results with the GC Turbos
  97. N54 335i Long Crank
  98. e90 335i brake squeak?
  99. Oil cooler retro ?
  100. Boost is back...and I don't know why (with logs)
  101. 335i Car starts then shuts right off HELP!
  102. Tranny humming sound in idle, whine on deceleration
  103. Is it bad to run JB4 with all stock?
  104. 11.0@ 136 mph VTT GC 1/4 mi with a 6MT!
  105. another oil burning question?
  106. Help low fuel pressure. Car died
  107. Maintenance ramble
  108. Estimate Breakdown turbos & oil leak WoW!
  109. Had a n54...
  110. Oil on exhaust tips
  111. Please help downpipes
  112. Oil Filter Housing Gasket Part Numbers
  113. Slight misfire under boost and rich plugs in cyl 2,4,6
  114. Most cost effective FBO parts
  115. Need help. Log attached.
  116. MHD IDrive integration into CCC
  117. Code help
  118. Codes 29d9 & 29cf - a real brain teaser
  119. Tune decision help needed.
  120. Clutch swap
  121. Just another 10.9... But 108.4 in the 1/8!
  122. MT SWAP done but codes
  123. What should be my first mod?
  124. N54 belt question
  125. Drive Belt
  126. Oil still leaking after OFH gasket replaced and low oil pressure light
  127. Replacing Motor
  128. Experience with E85 and n54 today
  129. Time to install the VRSF Charge Pipe and SSQ BOV - Where do I find instructions?
  130. Don't Mod Your Car Unless
  131. Oil leak thread
  132. Need advise timing corrections STFT MHD logs inside
  133. To all android users.
  134. Help!!
  135. Procede rev3 v1 software
  136. A cold start video + revs of my new 335i
  137. Wgdc after pid
  138. So what are shadow codes?
  139. Is it possable to do rev matching in auto
  140. Kinugawa turbos
  141. Oil Leaking (See Pics)
  142. Stock intercooler connection o-rings and gaskets? Need help quick!
  143. AT Transmission malfunction! 2AD0
  144. New stage 2 turbo's too much shaft play?
  145. N54 Spark plugs recommendation for misfire symptoms cobb stg1 LT
  146. Steering Column Spindle Trouble
  147. 6766____41psi____Stock Motor
  148. n54 Recomended exhasut?
  149. 2008 E93 335i Single Turbo Project
  150. Charcoal canister location?
  151. Transmission adaptation reset
  152. Series 12 injectors-keep or return?
  153. Oil smoke from under the hood
  154. 09 N54 MHD - Which K+DCAN cable?
  155. Difference between 13538648937 injectors and 13538616079
  156. Jpworkz 6266 kit Build
  157. Can you install a FMIC with ramps?
  158. New to JB4 questions (already searched)
  159. Boost Solenoid Routing?
  160. 335XI BUILD MMP Stage3, ROTORA BBK, JRZ COILOVERS, Clutchmasters , Mfactory, APEX
  161. thoughts on exhaust?
  162. N54 turbo upgrades
  163. Cobb AP questions
  164. Replace 1 coil pack or all 6 ?
  165. Walnut shell blasting question.
  166. Boost issues
  167. Dual Meth Nozzle Siphoning Help
  168. 335xi build ( AD-E,PURE,HEXON,VRSF ) :D
  169. Help- No clue where Connector goes-Junction Box under intake
  170. Procede wire harness to JB4 G5
  171. 6 Speed Manual Transmission Rebuild Questions
  172. Stutter/ jerking under load
  173. VRSF 7" Intercooler Install - Need help w/lower CP side
  174. Introducing the new PURE N54 STAGE2 TURBOS - DD's 450-600whp
  175. ebay injectors?
  176. mmp people i have a question
  177. jb4 and usb question
  178. Misfire on all of bank 1...COBB?
  179. Are my injectors leaking? (Log inside)
  180. Surprise i had vargas stage 2 turbos
  181. Custom Tune w/ Meth and JB4 (?)
  182. Finally flashed my N54 !!
  183. MHD gauge setup, show me what you've got!
  184. Question on PI w/ Haltech PS 1000
  185. Turbo upgrades/ am I doing it right?
  186. Reading logs from jb4
  187. hesitation under WOT codes pulled.. help
  188. how do i know if my low fuel pressure sensor is bad
  189. N55 muffler fit on N54?
  190. Super knock?
  191. N54 Engine Replacement
  192. 2007 E92 335i CRY FOR HELP
  193. Diverter valve
  194. Need help troubleshooting oil leak/misfire
  195. N54 Vargas Turbo (VTT) Stage 1 FBO + Inlets + E85 DYNO
  196. Clicking sound from the Engine
  197. Weird engine vibration sound when give light throttle
  198. Increased tapping sound after service.
  199. E9x World Record 10.18 @ 134mph
  200. New Exhaust Recommendations
  201. who has the vanos solenoid for the cheapest?
  202. Possible boost leak?
  203. Inspect my Log/Graph
  204. Opinion MHD logs
  205. VRSF screw
  206. Tried a backend flash with e85 today and not impressed
  207. Plugs and coils for a good deal (link inside) FYI
  208. JB4 - dropping into safe mode
  209. KwV1
  210. Part number
  211. Oil on Injector
  212. Which Modules are Vin Programmed
  213. Bad Alternator???
  214. OEM intercooler 335i/135i vs 1M
  215. Oversized rod bearings?
  216. Fuel-IT LPFP Stage 2 - Questions
  217. PE mod difficulty
  218. Exhaust murmer
  219. VTT at NFZ Nov 5: The good, the bad, and the ugly
  220. N54 ENGINE REPLACEMENT (home garage DIY)
  221. Stage 2 fuel pump install, gas gauge issue
  222. Happy Monday morning to me
  223. LPFP sensor or HPFP?
  224. CAI vs. inlets
  225. MHD vs. BMS backend flash (no android)
  226. Turbo Upgrade Custom Tune
  227. Northwest gas/knocking cylinder 5
  228. MHD BEF question
  229. code: 2FC7 and zero Boost
  230. Quick question about wgdc, and boost leaks
  231. Weird issue after flashing to stock
  232. Do I really need a stage 3 lpfp?
  233. New throttle body needs coding???
  234. 29DC under acceleration
  235. Dyno Tune ?
  236. Clutch for 335
  237. Random Misfires
  238. That smell! (aka I think I'm about to have lung cancer)
  239. Data Logging -- Data Visualization dashboards - Tableau/Microsoft BI anyone??
  240. N54 LPFP sensor question
  241. Thinking replacing the muffler to resonators
  242. Leaky Injector or Valve Cleaning Needed?
  243. Surging issues between 1500rpm and 2000rpm
  244. 08 335xi stalls a stop lights after turbo replacement
  245. N54 Cylinder Head Removal
  246. N54 problem...slow...under boost but NO codes.
  247. JB4 and AEM meth kit question
  248. N54 HKS BOV feels loose?
  249. Need single turbo coolant block
  250. Jb4 2step no start