PDA

View Full Version : 135i Turbo Engine (N54 / N55), Exhaust and Drivetrain Modifications


Pages : 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 [41] 42 43 44

  1. N55 LPFP Upgrade
  2. N55 135I 2013 Gutted Downpipe
  3. Kerosene bathed my FMIC, cant get the smell to go away!!
  4. Tuned friendly safety inspection TX
  5. N54 Surging at High RPM's
  6. Precisionraceworks N55 coil kit.
  7. N55 Bench Flash Workaround
  8. '12 N55 turbo oil leak?
  9. Do I have a boost leak?
  10. DCT Overheat & Hesitation Issue - 35i
  11. Thinking of modding my 135is
  12. Issues with VRSF Charge Pipe
  13. JB4 red wire advice
  14. Vargas stage 01
  15. Multiple codes - vanos, misfire and sensor code - VANOS or DME?
  16. ECS Oil Drain Plug BROKE
  17. Question about tubro oil lines
  18. My $600+ (and counting) belt squeak odyssey...
  19. 135i misfire when high boost
  20. Turbos need to go (need some input)
  21. Road to 400HP
  22. No crank
  23. Problems after CP blowout
  24. Flashed JB4 Backend => Now runs at 10psi of boost?
  25. N55 135I 2013 exhaust
  26. HELP: Single turbo vs twins
  27. To those running E30 (or the like) tunes, how are you monitoring fuel ratios?
  28. WTB: Active Auto SSK
  29. Notes from N54 OFHG, Belt tension and idler pulley job
  30. New Release!!!| VRSF 7.5" Stepped Competition HD Intercooler FMIC!
  31. CURRENT best spark plugs?
  32. Wagner Tuning Quick Factory Tour + Intercooler Build Process: Concept To Completion
  33. Car Makes 'EEEEEEE' Sound During Harder Acceleration
  34. 92 Octane
  35. Current Best Chargepipe
  36. Wagner FMIC Install - N55
  37. Single turbo N54 not hitting target boost
  38. N55 Vargas Crank Capture
  39. 135i Review
  40. a lot of problems with JB4 settings
  41. Rebuild Project - Problem Starting the Car - [Video and Info Included]
  42. (First ever?) MHD Stage 2+ FBO N55 Dyno, CAN gas
  43. DCT Adaptations Reset
  44. Intake Temperature Sensor Short Circuit to Positive
  45. O2 Sensors
  46. compression test help
  47. E9x M3 Diff retrofit on E88 vert?
  48. OTS Tune to Pro Tune results?
  49. Best Air Intake Options
  50. N54 chargepipe help
  51. VANOS Gear adjuster or cam seals 2D54 2D60 2D61
  52. BMS COWL FILTER smoking in engine bay
  53. Help! Broken N54 Valve Cover Bolt Extraction
  54. Rough idle during coldstart
  55. N55 codes cel jb4 help
  56. N55 Aluminum Expansion Tank
  57. Money Pit -__-
  58. Misfire rebuild help
  59. Aftermarket Cat Idea
  60. N54 misfire
  61. N54 Dinan SSK Not Centered - SOLVED
  62. OFHG Gasket troubles - Bolt thread damaged (N55)
  63. AR downpipe Berk race
  64. N54 possible boost leak?
  65. Custom pro tune for 2012 N55 (April 12' DME date)
  66. M3 rear end conversion questions.
  67. Active steering issues
  68. 135i N54 JB4 MAP 5 FAULTS 29E2, 29F2
  69. 135i badge replacement
  70. Anyone using Add-A-Circuit for power?
  71. VRSF Intercooler Sale
  72. Post NBT EVO Retrofit Bluetooth not working
  73. XClutch Twin Disc Review & Installation (6MT N54)
  74. F22 N55 engine cover & air intake swap
  75. have I got 5" or 7.5" VRSF intercooler?
  76. The Ultimate Guide to N54 Spark Plugs (Install, Gap, etc.)
  77. 5 inch FMIC installation assistance.
  78. DCT Transmission Malfunction N55 stuck in park- Simple awareness goes a long way
  79. Water Pump or Something Else?
  80. What chargepipe BOV kit fits with injen intake?
  81. Evolution Racewerks (ER) Competition Intercooler
  82. Cant hit target boost, ive tried everything !
  83. MHD Exhaust Burble Messed Up My Car?
  84. Question about Remus quad exhaust
  85. Best options for N54 custom tune
  86. Fake index 12 injectors
  87. FIXED
  88. PLEASE HELP! Car is not idling properly after MHD install.
  89. Stage 2+ MHD OTW
  90. Wagner Tuning Announcement - Discontinued Products
  91. Upgrading Fuel Pump Wiring
  92. VC/PCV advice
  93. X6 N54 into 135i?
  94. 135I Exhaust diameter
  95. MHD (N55) only took 11 minutes!
  96. Do NOT EVER! install a brass pin
  97. MHD Failure to authenticate
  98. High RPM rattle? '13 135, DCT, 34k miles, all stock
  99. Manual 135i Runs a 10 Second 1/4 Mile Pass @ 136mph!
  100. Air leak under partial throttle (VIDEO)
  101. Prevent Broken Belt from going through Front Main Seal.
  102. N54/N55 DIY Oil Cooler Upgrade Free
  103. How bad are my timing corrections?
  104. JB4 Install Killed Car Help Me Please!
  105. Need Programmer to eliminate adaptive headlight check/warning
  106. Help! Misfires! ive tried everything... I think
  107. 4th gear & 6th gear shift stick rattle
  108. Opinions on Boost Leak / Targeting Issues
  109. N55 issues
  110. Burger tuning Customer Support sucks ....
  111. MHD Stage 1 LOGS (at high altitude with bad gas)
  112. Installing a Manual N54 Transmission (GS6-53BZ) in a N55
  113. SOLVED! N55 - Emissions Shop Can't Communicate with ECU - New Owner (STL)
  114. COOL engine swaps for a 135i
  115. No fire
  116. Let's see your custom upgraded oil cooler mounts & brackets
  117. New Redline MT-LV
  118. Water Pump Gone; What else to do?
  119. Issue with dealer and FBO
  120. 135 to replace my M2 performance question
  121. ISO Florida shop to install E9x Cluster
  122. Installing auto LSD into manual 135i?
  123. Radiator Vent line
  124. B58 fuel pump swap
  125. New Price For Dinan Tune
  126. anybody know where what size these bolts are?
  127. MHD on N54?
  128. N54 rought idle
  129. N55 front crank seal leaking again, after only about 1/2 year.
  130. Using the "M Drive Analyser" whilst on a MHD Tune?
  131. '11 E88/N55 DCT MHD Stage 1/1+
  132. Feedback on ARM FMIC, CP and hose kit?
  133. JB3 GEN3
  134. CODE P1447 DMT PUMP Pump Control Circuit Signal Low
  135. Need help with MHD Log
  136. Help with installing mid pipes!
  137. N55 PWG Pure S2 Preparations
  138. RTD Shifter Vibrations
  139. Misfire Cylinder 5
  140. I need awron gague firmware for my car
  141. Possible Oil Leak?
  142. Area 74O2 SIM on N54 install question
  143. Stage 1 MHD tuned N55; potential boost leak? (logs inside)
  144. Bad fuel fouled newish plugs?
  145. AA Gen 2 n55 135i
  146. N54 Starting Issues
  147. 11 N55 MAF Signal Wire
  148. CSF vs Wagner Performance Evo 1
  149. Ideal wheel/tire size
  150. N55: Front crank seal orientation for installation?
  151. Removing the Front Sway Bar for Drag Racing?
  152. Tho issues..
  153. Front crank seal install tool?
  154. Valvetronic Issues
  155. Dual Oil Cooler Selection
  156. Has anyone resolved a a0c1 code before?
  157. N55 Fueling and IC
  158. Upgrading to N54 Pure Stage 2
  159. Dynamic Autowerx
  160. Turbo Decision
  161. 335is/550i Clutch upgrade confirmation
  162. MHD Octane Maps Query
  163. N54 Fuel-related fault codes and symptoms
  164. Condor Speed Bushings
  165. Car not starting after successful BEF.
  166. Just bought a PE, do i need other parts?
  167. Crankcase seal protector plate
  168. DCT rolls forward in park
  169. N54 N55 DIY must have tools
  170. 135i N55 Performance Upgrades - Need Advice
  171. 135i N55 Spark Plug Confusion
  172. Simplified PE exhaust mod
  173. CSF Intercooler is NOT direct fit on 135i
  174. Downpipe to Midpipe hardware
  175. Weird sound after revving engine past 6k RPM
  176. Weird noise N55 engine
  177. Catless down pipe sel fix
  178. Is this midpipe OEM PE?
  179. Dead Battery
  180. delete
  181. Need valve cover gasket. What to upgrade?
  182. Constant starter issues
  183. N54 Stock Block 1/2 mile record
  184. Misfire on #3 - 0029cf
  185. N55 MAF Pinout w/ Voltages
  186. Exhaust Flap remote Open/Close
  187. Turbo options?
  188. Cannot Read Fault Codes
  189. Still smoking when coming to a stop
  190. N55 DP fix installation installations?
  191. New turbos needed so advice for an upgrade
  192. JB4 MHD BEF pump vs pump_usa
  193. MHD BEF jb4 logs
  194. Stock DP ... how much HP loss?
  195. Grey/white smoke on cold start
  196. Lpfp install
  197. Logs?? Help por favor!!
  198. Found traces of old oil under the car, what can this be
  199. Power steering reservoir relocation
  200. jb4 switching to map 4, afrs running in the 20s HELP
  201. 2D1B accelerator pedal module, pedal sensor signal 1
  202. 135i Coupe Bad MPG - Alpina Flash
  203. MHD 8.1 maps
  204. pure 600 n54.
  205. n55 JB4 W BEF LPFP not registering past 0
  206. Can I install my LSD from my 130I in a 135I
  207. 219m wheels on 135i
  208. Burning oil smell
  209. MHD OBD unlock for 2012+ cars now available
  210. (N55) Good solution for factory intake inlet pipe?
  211. First 135i, getting tons of errors..
  212. Sos ecu issue, wont pass deq
  213. Anyone using the Turner Adjustable SSK?
  214. limp mode, shaking, no boost?
  215. Tuners in SOCAL
  216. DCT transmission warning light
  217. 7 SES codes, bad misfire, was fine prior to VCG
  218. N55 Transmission Replacement
  219. Passing emmisions in Oregon
  220. Late Model 1-Series, MHD Throttle Spike?
  221. 2013 135i limitations ???
  222. COBB Charge Pipe Fitment
  223. Wastegate rattle on acceleration
  224. Precision Racewerks Coils - New Colour and Install Pics
  225. Rebuilt turbo concerns questions
  226. Tune recommendations
  227. N55 Zero Boost at High RPM
  228. xHP Stage 2 v1.5 for AT 6spd
  229. Carless downpipe + Pe mod or Resonator delete + Pe mod
  230. DCT shifting from 1st to 2nd on it's own
  231. N54 135i exhaust question
  232. n54 occasional blue smoke
  233. Looking for a shop in Portland, Oregon
  234. 135i ran low on fuel, now misfires on 5/6
  235. Condor Speed Transmissions Mounts
  236. Misfires on cold start
  237. My PS2 turbo swap has begun (finally)
  238. DCT High Temp
  239. P0303 code and engine light
  240. No Cruise Control after N54 swap in e87 130i
  241. Cooling Issues - At Wits End!
  242. Leaky fuel injector pipe fitting
  243. Thinking of Removing Berk Exhaust
  244. High mileage 135i? beater?
  245. Anyone run a Becker exhaust system?
  246. Valve cover options
  247. N55 Code P0171 Bank 1 Too Lean with Cold Air Intake
  248. 6spd manual n55 weird idle problem? sigh
  249. VRSF 5" Stepped FMIC and CP install in N55 E88 DCT helpful tips
  250. Methanol Injection as Carbon Cleaning?