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


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  1. How to avoid over boosting with Cobb?(logs)
  2. GIAC Stage II Meth Options and NOT GIAC RACE
  3. Fuel trims maxed out - what next?
  4. Cobb gauge data
  5. Can someone explain water coming out of exhaust?
  6. Been thinking. Might be a dumb question
  7. Billy Boat Sport Exhaust and X-pipe
  8. Pump gas flash w/JB4 makes less power?
  9. how can i detect vacuum leak??
  10. Oil on my cats (need help diagnosing)
  11. Setting up Split Second
  12. Car won't start
  13. 08 335i not building boost. Any thoughts!?
  14. New DMTL PUMP and GAS CAP still throwing codes!
  15. Bms backend emissions question
  16. FMIC - Installed
  17. N54- OEM Plugs vs. Bosch aftermarket
  18. JB+ Vs. JB4 detectable at dealer
  19. Fuel smell on cold starts
  20. hexon rr650 info...
  21. MOTIV 750 (Port Injection w/ AEM EMS4) Progress thread
  22. HELP! Feel loss of power after custom midpipe install
  23. VRSF Xdrive downpipes & Corsa Exhaust Not Fitting
  24. FedEx messing up VRSF parts
  25. JB4 vs. Cobb v3
  26. Booster pump installed, NEED HELP-service light and questions
  27. Service Light Question
  28. Wtb hpf exhaust
  29. Cobb Stage 1+ Sport Log - good?
  30. Help with misfire
  31. MUST READ? this guy says there is not such thing called 'bad turbo seal'
  32. Need to rebuild my car/ built like the amateur I am
  33. Cobb Codes P2F83 / P2F81 H2F81 H2F83
  34. Lag after Downpipes
  35. Having Trouble Installing my JB4 please see Pic
  36. Pinion Nut, What Size? (pics)
  37. Question about 2 step (n54 automatic)
  38. COBB Review (APv3)
  39. level 10 trans upgrade possible issue?
  40. Any Dyno's with stock turbo on 100% E85?
  41. 50% e85 and 91 octane on a DD
  42. Question about selling stock parts
  43. Forge DV's Opening During WOT Run
  44. Why does the 335is clutch hold better?
  45. Disable Procede Boost Control
  46. first n54 logging
  47. Oil Leak RHS Lower Engine. Please help!
  48. Oil on Spark plug near cylinder 3
  49. New Bmw oil
  50. Questions For Those Who Installed Vrsf 7" Fmic
  51. Intercooler upgrade question
  52. Tuning Wastegate Rattle with AccessTuner Race?
  53. radiator control sleeve "HELP"
  54. Spark Plugs and Coils Replacement
  55. Axle question
  56. Water damaged DME now with pics Update car runs with codes
  57. oil level fluctuations after topping up
  58. Leaking injector(s)
  59. Slight Overboost - help?
  60. Walnut Blasting western mass
  61. Anyone with straight pipe and also has an OCC?
  62. tapping/ticking/rattling noise from front right side of the engine
  63. Help please leaking oil
  64. Procede OFT updates??
  65. Question with methanol and jb4
  66. **New Single turbo record**
  67. Wastegate rod length
  68. Anyone made a smoke machine yet ?
  69. VRSF DP Fix install Instructions
  70. Heavy smoke, rough idle on startup, help!
  71. JB4 flucuation
  72. Engine Malfunction
  73. hard pull... codes thrown, limp mode, jb4 please help
  74. E-Tune Vendors for COBB (N54 engine)
  75. belt snapped 3 times in a week
  76. any 6AT Xi sedans with single turbos?
  77. New VTT2+
  78. COBB V3 STOLEN... what do i do?
  79. How do my datalogs look?
  80. VRSF Intercooler Guys: Installation
  81. Lag with 2 turbos KKK K04-22, how to reduce it?
  82. Slight Vibration...Just Sometimes
  83. Does my turbo look healthy?
  84. Adjusting the actuator rod
  85. Original Turbos at the end of warranty
  86. Spark plug help please
  87. Dumb question about jb4 app
  88. Thinking about getting the JB4 chip
  89. Kudos to Pro Tuning Freaks
  90. Sensors and mirror not working in reverse.
  91. Sensors and mirror not working in reverse.
  92. What exactly is a pump flash?
  93. Methanol additive
  94. MAP Sensor Question and Issues (P2ABD, P2ABC Inside)
  95. Just got a Cobb V2, not installed yet but showing bunch of error codes
  96. New here, looking for advice on exhaust drone
  97. Is anyone running the HKS BOV/VRSF CP?
  98. Suspension help. Quick
  99. RB turbos wastegate loose..
  100. Did I get ripped off? Rear control arm bushing
  101. WTB: 335i water pump
  102. Anybody have installed pics of ER FMIC ?
  103. Replace coils with spark plugs?
  104. Rough cold start, misfire, black smoke help
  105. Need advice for custom exhaust setup
  106. Anyone tried the BMS Short Shifter kit ?
  107. Single mass fly wheel anyone?
  108. Problem going into limp mode during WOT
  109. Fuel pump recall 07 e92
  110. Limitations of JB4...?
  111. Fuel pump upgrade questions
  112. Mishimoto vs BMS oil catch can
  113. Codes
  114. straight pipe...?
  115. Walnut Blasting
  116. Coolant Sprayed All over Engine Bay
  117. Car missing so bad it won't run. Smoke out exhaust.
  118. Reviews for AP Intercooler
  119. any personal experience installing a HKS BOV onto vrsf chargepipe
  120. Wastegate Rattle or other?
  121. Properly sizing PI injectors
  122. Clutch only slipping under Cobb tune?
  123. Vrsf Or Ar Downpipes?
  124. Considering adding meth
  125. LSD problems. Will m3 driveshaft fit 335i?
  126. Half engine light but no codes?
  127. Bov Flanges help
  128. port injection with fuel it vs Meth?
  129. conflicting error codes?
  130. what transmission and diff oil do you use ?
  131. Stock clutch stregnth?
  132. Sequence of cylinders on a straight inline 6 BMW 335is N54?
  133. E90 318d & 320d Engine Problems
  134. Spec Clutch question
  135. Cobb vs JB4 for E92 2009 335i (mostly daily driver)
  136. Any way to tell the age of coil packs?
  137. Wastegate Rattle Fixed
  138. Most common causes of oil consumption on N54
  139. Installed dp fix now these codes
  140. N54 Braided hose kits?
  141. Surging Idle, Light throttle not working, stalling at idle
  142. all cats removed, car is not back firing
  143. Jb4 meth flow on gauges not working
  144. Is the performance I'm looking for possible? (Wanting to Upgrade my Turbo's)
  145. TFT charge pipe/coolant reservoir relocation
  146. Vishnu Proceed FlexFuel Kit
  147. About to buy RB's/VTT inlets
  148. My N54 burns insane amount of gas check engine light not on
  149. meth or stage 2 fuel-it
  150. Injector issue
  151. N54 Injectors or fuel pump
  152. HELP! Loud clunking noise coming from front differential...
  153. Walnut blast
  154. Can fuel tank vent valve cause random smoking?
  155. Oh fuel injectors...how i despise thee
  156. Loud pop sound, total loss of power
  157. MFactory LSD on the way....
  158. Thermostat code P0128
  159. Can our 335i's emulate this sound? (video inside)
  160. My wastegate rattle is getting worse and worse
  161. What's causing this sound?
  162. Best Preventative Maintenance
  163. HPFP?
  164. all bolt ons minus down pipe.
  165. N54 downpipes
  166. Magnaflow Muffler?
  167. N54 JB4 Woes
  168. best place to get n54 turbo installed ny?
  169. Need help, car lost power
  170. Odd idle when slowing down 11,335i
  171. BMW PPK loadable via flashing device?
  172. SES Light, a few codes, what steps to take now?
  173. Difference between WG rattle / Exhaust rattle
  174. I want more boost and power with FBO's, Whats my options
  175. New Coil Pack Issue!
  176. 30FF but no leaks...
  177. Decision, ST or RBs
  178. Pulled Injectors Today... Disgusted!
  179. 2ABC and 3100 Limp Mode Please Help!
  180. IJEOS 6AT timing Flatline
  181. E85 concerns
  182. Clutch stuck after dropping it ?
  183. Walnut blasting, Indy shop VS Dealership...?
  184. M-Factory LSD and AKG Subframe/Diff Bushing Install
  185. Need advice with wastegate rattle
  186. Driveline vibration-out of ideas (FIXED)
  187. Daily Driven FBO 335s
  188. Anyone spray their intercooler?
  189. Mishap doing VCG replacement
  190. Cobb Map for RB Stage 2 Turbo
  191. Can someone help me with my JB4 log? Car keeps overboosting
  192. JB4 Reset ?
  193. VRSF Charge Pipe Review
  194. Squeaky Clutch?
  195. Trying to pinpoint cylinder 2 misfire
  196. Tial BOV Authentic?
  197. Where can I download the bmw INPA software and can I use my OBD cable from DIS?
  198. upgrade clutch for N54?
  199. JB4 or openflast tablet
  200. Possible boost leak with CP install
  201. Stupid leaking oil Pan
  202. Single Turbo Clutch
  203. Dyno tuning in NJ
  204. Misfires only after repeated WOT pulls at road course
  205. About to Backend Flash - any last min advice?
  206. Broken Strut Bar Brace bolt
  207. ER Chargepipe Loose on Throttle Body
  208. 5" versus 7" FMIC - Lag issues?
  209. Serpentine belt fell off while using the 2 step
  210. Out of the tuning picture for years, procede outdated?
  211. N54 Engine Knocking noise (Video)
  212. Correct rear main seal part number?
  213. Oh great...a Leak
  214. ECS Tuning CP/BOV
  215. Any experience with Vibrant quad tipped mufflers
  216. Is there any upgraded radiator for Auto 335
  217. Is this normal??? crud under rocker cover pics attached
  218. PTF forum discount?
  219. JB4 Not Resetting
  220. Slight idle and less power but no codes
  221. anyone had a cracked oil filter cap?
  222. Limited-Slip Differential FAQ
  223. n54 vs n55 coilpacks?
  224. JB4 v28.82 TUNE ONLY Dyno Results
  225. Need Help From Tuners
  226. Car feels like it's gonna stall with light throttle
  227. How do I update my JB4?
  228. Single Turbo Questions
  229. Alpina Flash , Rev match on D only?
  230. 07 e90 335i with high speed fans on all the time
  231. New Injectors??? Need some advice on my build.
  232. TEASER: Sneak peak at some of the support mods for my build
  233. Please Help
  234. Rear Diverter Valve unhooked - what are the normal repercussions?
  235. do all downpipes smell, throw CELs and fail emissions testing?
  236. Procede V5 Rev 2.5 Help PLEASE!
  237. Tial/chargepipe install
  238. Dyno pulls tonight. Jb4 vs Cobb
  239. Leaking steering rack
  240. Rough cold start, code 2E91
  241. Bms (bb)backend flash
  242. E85 Fill Up w/gas can
  243. dual quad on HPF exhaust
  244. using meth with cobb
  245. How to measure boost?
  246. Transmission lagging?
  247. Coolant hose popped off
  248. Modding at 100k+ miles. Any precautions?
  249. Chargepipe Install: P2ABC and P2F08
  250. Procede 2.5 USB Driver