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


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  1. Calling in experts to diagnose noise
  2. what pilot bearing to use with spec steel single mass flywheel?
  3. Spark plugs, and Oil in Coolant.
  4. Downpipes Installed
  5. Car seems laggy when under full load....
  6. LSD install in NC
  7. Engine Overheat Warning, but Temps are fine?
  8. jb4 map 5 vs cobb stg 2 aggressive for 30/70 e85 mix
  9. Installing KW V3's & Camber myself on my xi e90 please share tips and advice!!!
  10. N20 map sensor to use with RBs, is it really worth it?
  11. Need suggestions on what to install first (DIY modders please)
  12. Maxed out on RBs and pump gas - what next?
  13. Meth solenoid choices
  14. Newb: do flash tunes get better over time?
  15. Cobb Stg2+FMIC w/ Different Turbo
  16. downpipes installed o2 sensor questions
  17. LSD installation ?
  18. Leak from Turbo Area
  19. Help Me Pick An Exhaust
  20. Downpipe install in Orlando, FL
  21. DME SIB 13 09 10 - What to expect?
  22. Where can i buy a N54 Engine?
  23. OFT stg1 and Alpina TCU behavior
  24. Misfire in cylinder 5 code p0305 new injectors?
  25. Exhaust 335i
  26. Defective pressure plate-see pic
  27. Long Term Review: Vargas Stage 2 Beta's.
  28. poor timing numbers and pulled timing events, 19psi boost spike
  29. Any BMS (or other) OCC long term review out there?
  30. C@-less Dowpipes Readiness
  31. Methanol Mixtures
  32. JB4 Firmware Update Question
  33. Custom Carbon Fiber intake.
  34. Vargas Turbos
  35. N54 vs N55 PE Mufflers- are they the same?
  36. 335is/550i/650i/ECS Tuning Clutch Review
  37. *** PDF GUIDE - Modify OEM exhaust to sound like PE exhaust ***
  38. Transmission Limp Mode in D but not D/S or M
  39. o2 Sensors & DP install
  40. Another JB4 pinout gone horribly wrong! HELP!
  41. FBO?
  42. Trans filter change questions
  43. JB4 installed in a E903 any one heard of issue with the convertible top
  44. Exhaust smoke problem N54 335i
  45. Asstiance: P0171 & P0174 CEL codes
  46. bmw wastegate software fix - lag
  47. Anyone ever run 100% water injection?
  48. Z4 35i Dyno - Cobb PTF Etune
  49. Mishimoto FMIC
  50. Help! Any difference pulling front struts from an xi vs an i/rwd? Video inside.
  51. Did everything ...still problems
  52. Boost overshoot new problem / Procede
  53. Clutch Options for 335Xi AWD
  54. Jb4 question.
  55. E90 335i N54 Many Mods + Many Vendors Short Review
  56. Cobb AP map flash issue
  57. Cobb AP map flash issue
  58. Missing gasket from turbo
  59. does the chargepipe c clip go on with prongs up or down?
  60. Constant engine Vibration Problem
  61. Half Engine Light. Codes Inside
  62. CrC Intake valve cleaning
  63. misfire only with tune...is that normal?
  64. New Walbro 450 E85 bucket.
  65. Trouble Shooting 29DC Code
  66. Quick and easy Question
  67. ECU went into 'diagnostic mode' NEED HELP
  68. Anyone have before/after drag times or dynos for downpipes?
  69. Dynoed on FBO with Cobb e38 map courtesy of Jake from PTF!
  70. N54 lumpy idle long cranks
  71. Denver Fuel Options for a Tuned Car?
  72. OFT Question
  73. Long term effects of not having oil cooler?
  74. How to tell boost pressure?
  75. Has this EVER happened to you before?
  76. found oil filled coil& plug
  77. What clutch to use in my 335i
  78. Airfield shootout, vs sl55 AMG, c63 AMG, Shelby GT500, m5 e61, 996 Turbo
  79. Help with rough running.
  80. What is wrong?
  81. Oil Leak
  82. Timing correction issue on a single cylinder...
  83. Can the 535i's N54 transferable to 335i?
  84. Start-up and oil issues
  85. Wedge Flash setup?
  86. Oil level problems!
  87. Stage 2+ Datalogs
  88. Aquamist Settings
  89. Just got borla exhaust
  90. Codes 2C32 and 2C6A after DP Fix install, thoughts?
  91. 2007 335i misfires many parts changed ... at a loss
  92. cobb tuners CAN SOMEONE EMAIL ME THEIR COBB OTS E50 MAP FOR I8AOS, CAN'T USE ATR.
  93. Coil Pack Part Number?
  94. ZNS Performance Single Kit
  95. First ever data log, any advice welcome
  96. Possibly a new pump HP record?
  97. Performance exhaust install
  98. Jb4 0-60
  99. cobb stage 1 stopped making power?
  100. HELP !!!
  101. Noise on acceleration!
  102. Frustrated! Car shaking while breaking
  103. Rb/Vargas limits
  104. What would you do?
  105. Wedge pump flash! It rips!
  106. BMW Spark Plug Tool
  107. Need more Ponies!...and advice!
  108. Stuck and pissed off
  109. jb4 autoclear
  110. N54 fuel limits solved? PTF Facebook page link..
  111. Spec 2+ clutch + SM flywheel installed.. questions now.
  112. Custom diffuser review
  113. numbers if upgrading to Rb's
  114. Spec stage 2+ installed, horrible noises
  115. Has the time finally come where we can do away with Direct Injection?
  116. Help! Stock tune with throttle closures - DATALOG
  117. Wedge flash review
  118. Codes 2A94 and 3100 This Morning
  119. Anyone have experience with the Evolution Racewerks FMIC?
  120. Route valve cover to intake hose to the ground ?
  121. Elusive misfires, what next?
  122. Is 2 second cold crank considering a sign for failing HPFP?
  123. Need help with a part id......
  124. Error code?
  125. 30FF at high RPMs
  126. Pointless thread, please delete!
  127. JB4 First Impressions
  128. n54 from Auto Interchangeable with n54 from 6MT?
  129. Heeeelp please
  130. n54 with 53000 miles
  131. injector hell
  132. How loud is Performance Exhuast vs Muffler Delete?
  133. Wife trashed my DP Fix...
  134. Started car, engine malfunction, smoke(maybe).... help!
  135. Why is Oil "Blackish" in less than 1000 miles
  136. Is there anyway to disable Hot/Cold Protection on JB4 tunes?
  137. Honda civic turbo vs 335i-what do you guys think?
  138. Another Single Turbo SWFL Build
  139. removing bms meth kit
  140. Downpipe install w/lift! Easy or Hard?
  141. P142E code what this means
  142. Dinan Turbo Upgrade
  143. My wastegate rattle
  144. JB4 question... Map 7 fbo w/e85?
  145. Issues with starting sometimes
  146. Idle at 640 but rough after Valve Cover Gasket replacement
  147. My N54 Top Mount Project
  148. Does anybody know him..??
  149. COLD AIR INTAKES - more hype than reality?
  150. Faulty low fuel pressure sensor install
  151. first time at track car got 10x louder after first run
  152. Here we go, first cold start drivability problem.
  153. Can someone help me with a part number? Please and thank you !?!!
  154. What does this code mean?
  155. Clunk while shifting gears
  156. 335i FBO
  157. 502/521 in an XI!
  158. future of tuning
  159. Tork HPFP upgrade
  160. Wedge
  161. Finally replaced valve cover .. Need new coils?
  162. What maintenance items or things to "check" before DP/FMIC
  163. Jb4 pin out upgrade help??
  164. 2a12 DMTL
  165. Word of caution and advice needed
  166. Is this a good thing?
  167. Procede and Procede Fuel Flash
  168. Recalibration of gas pedal?
  169. Engine Malfunction...Code: 2E9F and 30FF
  170. Downpipe gaskets
  171. How to enable Autoclear on JB4?
  172. anyone with kw v1's
  173. Help? Input Shaft Damaged...
  174. jb4 install help! car won't start
  175. Tstat replacement help please!!!!
  176. Procede load values
  177. bmw 3 inch exhaust or 3.5
  178. Exhaust Tips
  179. Does my ignition table look odd ?
  180. Charts of Stock throttle maps
  181. Fluids
  182. Beware Wedge flash is deceiving
  183. Cobb OTS e30 datalog. Reviewers welcome
  184. Performance intake for E93
  185. 2012 bmw 335is quad exhaust conversion
  186. Me Vs 140mph trap GTR.
  187. Me vs Bike
  188. aFe intake issue
  189. Multiple Tunes for N54 335i
  190. OEM vs Walbro 255 vs 455 flow rates.....hmmmm
  191. Pilot Bearing
  192. Exhaust Tip Question
  193. Codes came up after dp install
  194. BrenTuning Review
  195. Any updates on the VRSF 5" Stepped IC?
  196. Map 6 setup?
  197. MAC boost solenoid problem, help
  198. 335i Automatic transmission how to remove linkage inside transmission?
  199. driving on uncoded injector?
  200. bypass solenoid for JB+
  201. What PSI spring should i be running in my BOV?
  202. Refresh under the hood/tune up
  203. Injector Recall
  204. CHEAP Walbro 255 find?
  205. Help w/ mass Air Flow Sensor
  206. Another misfire thread
  207. REVIEW- Best bang for your BUCK! Circuit Werkz Stainless Exhaust!
  208. RB Turbo Info
  209. What is the bung/nozzle thread size for vishnu's chargepipe?
  210. ER chargepipe/Tial BOV with stock airbox?
  211. Just ordered - JB4 +USB
  212. Vacuum reading at idle....
  213. Turbo siren whistle noise
  214. 29f2 and 29e2 after new turbos
  215. For those of you w/ Wagner FMIC… Pretty sure its same as Mech Tuning..
  216. Cv Wont Go Back In Hub Any Ideas?
  217. AMS exhaust questions
  218. Car is barely running, throwing codes : 31002A & BC2F08
  219. Engine Overheating! Possibly NOT water pump??
  220. whats the deal with these coil packs...
  221. Forge DV making flute-like noise
  222. jb4 g5 map 5
  223. Different DP Fix Question
  224. Idle bouncing, unresponsive throttle *solved* TB not plugged in
  225. using accessport to read codes on non bmw cars?
  226. exhaust tip adjustment?
  227. Combustion Misfire Codes
  228. Slow leak AC?
  229. Burning Oil Smell On Decel
  230. New E85 Calculator for Android
  231. Valve Cover Bolts
  232. first log with downpipes
  233. hard clutch pedal after clutch install help?
  234. Please help!!!!!
  235. Please help! Concerns after having these new turbos installed!
  236. Wow. dat auto trans torque pls
  237. A light stall before acceleration...Help
  238. Serpentine belt broke
  239. Tensioner pulley question
  240. 28 pounds of lolz
  241. Can someone tell me whats going on here....
  242. Price quote for spark plugs and coils
  243. Dci cleaning
  244. Normal tmap readings?
  245. LPFP question.
  246. Turbo lag or transmission slip?
  247. Weird bov sound. Boost leak? Video inside
  248. Need suggestions: 3 Injectors not Working
  249. Misfire codes, looking for some opinions
  250. Cobb PTF smooth?