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


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  1. Solenoid Bypass
  2. Forge vs. VK FMIC
  3. Help Me Out Guys!!
  4. New closed Intake for BMW 135i - ASR / BRracing
  5. DDV & Charge Pipe: DIY project – Review
  6. help, please
  7. Has anyone had the opportunity to watch the install of their new HPFP?
  8. ▀▄ eas | Macht Schnell 3" ThermalCoated N54 Catless Track Downpipes
  9. Bypassing Both Solenoids?
  10. Got some HPF/N54 eye candy :)
  11. ▀▄ eas | A small update on GIAC Stage 2 software
  12. stett charge pipe manufacturing flaw?
  13. bmw performance exhaust or ar downpipes? descisions decisions
  14. Should I persue lemon laws or is this normal
  15. Stock exhaust paint code
  16. JB3 and codes
  17. Active Autowerke IC - 335i IC same as 135i IC?
  18. Week 4 Review and I did the Dinan S2 Flash this afternoon...
  19. Saikou Michi Custom N54 Oil Catch Can Setup
  20. Turbo Cooling
  21. MadDad Exhaust Install
  22. My DIY Charge Pipe Projects Pictures
  23. Anybody have a quiet CAI and/or filter?
  24. BMS goes racing with 2.0 beta!
  25. JB3 2.0 Beta - Track Testing
  26. Raceland 135i Downpipes on eBay for $199... What?
  27. Riss Racing 135i Downpipe-Back Exhaust
  28. what Boost does the BMW PP use ????
  29. loose bolts on the headers?
  30. Turner Motorsport/ Vk downpipes
  31. ECU Tuning: Accessport possible for 135i??
  32. Exhaust upgrade vs. Suspension
  33. LOUDEST intake?
  34. Dinan Stage 2 for a 2010 135i?
  35. yellow engine light came on
  36. Next Mod - Meth or Intercooler?
  37. 135I chips?
  38. BHP so far?
  39. after market charge pipe required with Evolution racewerks fmic?
  40. Are we aware of the exhaust flapper on the stock exhaust???
  41. Clutch stop mod is good to go on the 6MT 135i!
  42. New Downpipe install... FAIL!
  43. Considering downpipes vs. bmw performance suspension
  44. Clutch delay valve?
  45. Dinan Exhaust
  46. DP's O2 Sims Question
  47. injen intake air scoop improvements?
  48. Rain sensor naff after windscreen replaced
  49. Full Exhausts: Borla, Cp-e, I-Carbon
  50. Resonator is OFF! Y-Pipe IN! Meisterschaft GT
  51. exhaust damage...
  52. STETT Performance Intake
  53. Engine hesitation @ idle
  54. 135i AT rough start from a stop
  55. The #1 Boost Gauge for the 335i is FINALLY here for the 135i !!
  56. Downpipes
  57. JB3 on a 2010 135i
  58. engine malfunction??
  59. HPFP... Resolution in near future?
  60. 1st Time on Dyno - Numbers/Graphs enclosed....
  61. Exhaust comparison..AA / Afe / Meister / Maddad
  62. CMGS Technical: 52 MM failsafe gauge with "map switching" ability.
  63. aftermarket air filter cleaning...
  64. N54 Latest Software?
  65. Just totaled $ spent on mods...
  66. new dinan intake for 135i
  67. BMW Performance Shift Kit
  68. Bms, Stett, Afe, Riss????
  69. problem jb3 maps 6
  70. O2 Sim
  71. Need advice on which intake to get...
  72. Could HPF be ready???
  73. Trunk wouldn't latch
  74. Hello 135i fans - Next mod advice
  75. Why is Dinan Stage III not availible for the Vert?
  76. New engine for Z4
  77. EPA support for 15% ethanol blends - bad news for HPFP
  78. Autologic Remap anyone ?
  79. high pressure fuel pump fixes problem?
  80. HELP! Car Problms...
  81. Anyone running the GIAC remap ? it's switchable too ;o)
  82. Godspeed intercoolers on ebay
  83. Strange intermittent buzzing/humming sound
  84. Alternative Upgrades
  85. SES LIGHT
  86. HPFP Failure Possibly Due to Bad Software?
  87. Tuned N54 clutch problem?
  88. ****** Famoso Private Track Rental - 01/09/2010 ******
  89. Finally!! (upgraded turbo information)
  90. CDV install bleed problem
  91. vk intercooler
  92. jb3 ftmfw !!
  93. ac schnitzer tune or jb3 ??
  94. Raceland Downpipes???
  95. Quick review of MadDad axleback exhaust
  96. JB3 V1.4 Map 3 Vs Map 5 questions
  97. tial bov question 2-3 shift.
  98. measures BMS DCI
  99. limp mode/jb3 issue?
  100. Installing JB3 tonight... have some questions...
  101. REVIEW: P3 Vent Integrated Digital Interface
  102. Quietest option for turboback catless exhaust?
  103. Problem with bmw performance boot/knob
  104. Valero gas... Bad? Good?
  105. Is JB3 worth it? Benefits? Detectable?
  106. UUC short shifter problem.
  107. JB3 + Track Days = Okay?
  108. ar catless pipes with stock exhaust
  109. STETT Intake + Intercooler + Charge Pipe
  110. Mod Compatability
  111. Meisterschaft is most likely out of the question for me! HELP ME PICK ANOTHER EXHAUST
  112. Berk axleback
  113. What Comes in AFE DCI BOX
  114. 135i Mods and Hot Climate
  115. Has anyone ever gotten caught in this situation with a BT?
  116. Gintani!!
  117. 3k miles. 2nd hpfp replacement
  118. Dinan Intake
  119. Tecnocraft FTMFW!!!
  120. Question about BT.
  121. How much $$$ to 400 RWHP?
  122. Next Step
  123. Help with codes please!
  124. MPG meter accuracy?
  125. Axleback + Catless DPs = How loud?
  126. Are Catted Downpipes Worth it?
  127. LSD vs. Intercooler + Intake
  128. JB+, BMS intake on 95 octan = ??
  129. Happy New Year to the 1addicts Community from Active Autowerke
  130. 2010!!!!!!
  131. Dyno proven gains.
  132. Intercooler water spray
  133. race fuel???
  134. Quick Question About CP-E FULL CATBACK Exhaust :)
  135. Plumbing boost gauge.
  136. Car is at the dealer for 4-10 second cranks in the morning...
  137. JB3 2.0 ?
  138. Dinan stage 2 Question
  139. "Service Engine Soon" light without any other problems
  140. "Service Engine Soon" and O2 Sim
  141. Should I be worried? HPFP Related...
  142. HKS BOV on stock tune/car?
  143. what is part number for engine compartment wiring harness cover
  144. MidPipes and Warranty
  145. Difficulty fitting Stett charge pipe
  146. 135i PROcede users
  147. aFe Axleback & Scoops & Filter kit - Anybody have? Found a seemingly amazing deal...
  148. Famoso Raceway On January 16th Anyone?
  149. 135i Procede USB Cable
  150. diverter valve and charge pipe questions
  151. Inside Performance Exhaust System!
  152. B&M Short Shifter Installed
  153. Check engine soon!!!!!
  154. Drone Free Catback Exhausts? Which ones?
  155. WTB: Mid Pipes
  156. UPDATE: "Service Engine Soon" light without any other problems
  157. OEM Boost
  158. UUC Transmission Mount Review
  159. BMW Perf Exhaust
  160. VK Intercooler update
  161. DCI...whats the general consensus?
  162. Just installed my boost gauge.
  163. JB3 2.0 - The smoothest JB tune to date.. by a bunch
  164. Cheap afe intake and exhaust?
  165. Exhaust experts/gurus - Is this too much?
  166. Spare ECU for flash tune program? Possible?
  167. is a cat back really worth it?
  168. Best Mods for Low End Power?
  169. Exhaust cut outs.
  170. Want the BMW perf exhaust real bad...
  171. New DME software. Power loss????
  172. JB3 and Forge Intercooler - any current user comments?
  173. Turbo internals
  174. Tuning and Exhaust issue
  175. Cylinderical Box below DV's on boost pipe
  176. Methanol Installation Advice
  177. JB+ Side effects?
  178. New BMS DownPipe Fix - v3
  179. Do Airscoops actually work?
  180. New N55 replaces twin turbo with single turbo, what does this mean to mods?
  181. list of mods
  182. Random door unlocks and trunk pops
  183. exhaust smashed WTF
  184. New HPFP from BMW out (part # 943)
  185. New catch can idea!
  186. Help Needed - Indents on BMW Performance Exhaust
  187. How to do the backfire???
  188. 2.0 Beta impressions!!!
  189. HELP ! any BMW Technicians ?
  190. Why is the JB3 so slow?
  191. Map your HPFP issue
  192. Intercooler benefits?
  193. Used Turbos
  194. Loss at the low end
  195. 10 second 1ers
  196. Bad News for Leasee's that want the PPK
  197. More N55 info
  198. BMS Dual Cone Intake INSTALLED pics
  199. Meth help
  200. Any ideas on how to verify Dinan Stage 2
  201. JB3 Map 5 with 91 Octane - Who's had success?
  202. 335is software on 135i>>>?
  203. Vivid Racing stage 1 power kit. Good buy?
  204. Anyone had the BMW 135 / 335 Performace upgrade fitted ???
  205. Visnu Rev. 2 or JB3 PNP?
  206. Evotech BMW 135i Performance software tuning
  207. Dyno List
  208. N55 will be hard to tune???
  209. BT cable
  210. HPF FMIC BMW 135i Test fit
  211. BMW Performance Upgrade review
  212. Difference in the jb3 pnp boards?
  213. cmgs V1.07 methanol injection with map switching
  214. HPFP Fail is Scary!!
  215. What Intake Upgrade do you have?
  216. JB+ how lean does it run
  217. Exhaust DB help!
  218. loup pop, limp mode, dual cone intake?
  219. Exhaust drone BMW Performance Exhaust
  220. The 135's greatest feature
  221. BMW Performance exhaust
  222. Help me out guys!!! AA BOV problem!
  223. Been reading way to much about HPFP issues
  224. Need me some catted DP's...suggestions
  225. PPK on a 2010, how different is the software?
  226. PPK on 2011 (N55)?
  227. Charge pipe keeps popping off..
  228. Stett Performance FMIC
  229. Ultimate Racing v. AR Design
  230. Wheres the top end?
  231. Agency power midpipe and axleback exhaust installed!!
  232. Bigger n54 Turbos
  233. Running full "straight pipes" ??
  234. Boost pressure on N55?
  235. HELP!!
  236. aftermarket dv's void warranty?
  237. Godspeed Intercooler
  238. Dyno Run
  239. Active Autowerke
  240. Riss racing O2 sim problem
  241. I've done it this time.....
  242. Callout for RHD P3 Vent, Who wants one?
  243. Oil consumption 135i !
  244. quick Q about CP-E Catback exhaust...
  245. impression beta 2.0
  246. JB3, Vishnu, and Dinan Chipping Question
  247. Code help
  248. PnP Intercooler
  249. Closest EvoTech software dealer?
  250. Stock airbox...troubles putting it back in :(