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

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  1. Post-shift fuel trim flatline... da helllll (2 replies)
  2. Smoking car down pipes off, turbo pics - what's your take? (23 replies)
  3. Once Again - 6AT Auto Transmission - Anyone with high power please respond. (31 replies)
  4. DP FIX help needed (1 replies)
  5. Looking for Silicone Inlets Installation DIY (23 replies)
  6. Cnt Downpipes (34 replies)
  7. Oil Leaks (8 replies)
  8. Feed the power in or Pedal to the floor? (4 replies)
  9. What compressor wheel size are these? (7 replies)
  10. JB4 Warm Up Feature Working Properly? (5 replies)
  11. Are inlets worth it? (34 replies)
  12. AND now there's smoke... (9 replies)
  13. What causes torque to drop off so far? (6 replies)
  14. Loud air rushing noise after FMIC install (log included) (17 replies)
  15. Dealer told me my car skipped timing. wtf? (35 replies)
  16. making my own wastgate parts. engineer or turbo expert advice needed (6 replies)
  17. Remove Flapper? Alternate blow-by fitting? N54 (0 replies)
  18. Mhd wedge flasher - NOOB EDITION (5 replies)
  19. E90 rear ABS sensors change (1 replies)
  20. Need advice on next Mod (13 replies)
  21. Multiple Code Help Needed (0 replies)
  22. Jerky ride at low revs, hesitation, fast jerkiness at high revs (5 replies)
  23. Feels like cars choking itself (5 replies)
  24. Experience with MMP Engineering (4 replies)
  25. Transmission Low Oil Light? (2 replies)
  26. MHD Question (6 replies)
  27. Can't find my MHD logs on my Nexus (2 replies)
  28. Tick, tick, tick, tick BOOM! (33 replies)
  29. PSA: Bosch Front O2 Sensors for Cheap (14 replies)
  30. Who's still on their original injectors? (81 replies)
  31. Shop can't get it right! Story inside (72 replies)
  32. Most power with only a LPFP upgrade? ST or TT? (33 replies)
  33. Bosch Front O2 Sensors (6 replies)
  34. Sad day 335i down (37 replies)
  35. Turbo Install (29 replies)
  36. Walnut Blasted My Valves (19 replies)
  37. Overheating and limp mode? (20 replies)
  38. fuel leak on sending unit fitting (2 replies)
  39. What jb version (8 replies)
  40. MHD BOOST (5 replies)
  41. Outer tie rod stuck (2 replies)
  42. Need help (1 replies)
  43. JB4 335i only trapping 84mph in 1/8th (12 replies)
  44. I think my Alternator's gone? (13 replies)
  45. Virtual Dyno & MHD (0 replies)
  46. Building from scratch - Machined Intake Manifold (20 replies)
  47. Another Varga Turbo Success Story (15 replies)
  48. Low fuel psi with upgraded pump (43 replies)
  49. Limp mode after e85 jb4 on map 5 (2 replies)
  50. How much of a nosedive did your MPG take after a tune? (21 replies)
  51. tuning help needed with jb4 and vrsf 3" catless dp's (9 replies)
  52. VRSF downpipes (2 replies)
  53. Oil on top portion of plugs. (11 replies)
  54. Need Help For Downpipe Fix (3 replies)
  55. Any aftermarket coolant reservoir? (1 replies)
  56. Car died mid corner sent me off the track. (53 replies)
  57. Anyone running the "on3 single turbo" kit on their n54?? (36 replies)
  58. P30ff code at random? (1 replies)
  59. Variation between Boost and Boost Mean (6 replies)
  60. Stage 3 lpfp/PI Question??? (9 replies)
  61. MHD Exhaust Burble (7 replies)
  62. Single Turbo Manifold Differences. (18 replies)
  63. Delete (0 replies)
  64. Help diagnose noise please (5 replies)
  65. Another smoking thread. PVC? Turbos? (66 replies)
  66. How to charge Nexus 7 while connected to OBD (4 replies)
  67. VRSF CP + Turbosmart Dual Port (Which VRSF part do I need?) (9 replies)
  68. Any disadvantages to running straight E85? I've got an inline pump... (24 replies)
  69. Thermostat went. It's stuck open. Any worries? (12 replies)
  70. Contemplating ST build.. 6466 (31 replies)
  71. Turbo bolts (5 replies)
  72. PI controllers other than Split Second? (14 replies)
  73. 335i shifting issue between 4th & 5th @ 1700-2000 RPM 6AT (14 replies)
  74. Bms oil cooler valve??? (8 replies)
  75. Trying to build credit.... (89 replies)
  76. Video - E93, FBO, MHD E40 mix, 6at Alpina, 25-160mph run (11 replies)
  77. Seeking advice on how to best waste my money... (12 replies)
  78. Major issues since switch to MHD - Need help (36 replies)
  79. Bms oil cooler valve??? (1 replies)
  80. how does this work? what are you thoughts (1 replies)
  81. What version of JB4 do I have? (3 replies)
  82. MHD Feature Request - Rev Limiter (4 replies)
  83. delete (0 replies)
  84. VIDEO | Car has been shutting off randomly, took video of the codes JB4 (2 replies)
  85. TuneECU Android app (3 replies)
  86. We have turbo, injector, fuel pump issues, but M3 owners have rod bearing issues! (21 replies)
  87. West Michigan walnut blasting (0 replies)
  88. For Sale Bms Dci For N54 (red) (2 replies)
  89. Replacing OEM turbos, few questions! (13 replies)
  90. Help/confirmation!! (5 replies)
  91. Port injection 6spd manual no backfire (6 replies)
  92. Need some help with tuning (11 replies)
  93. 30ff but logs showing 12psi boost (5 replies)
  94. Pure stage 2 Auto 135i vs Vargas stage 2+ 335is (33 replies)
  95. Anyone using inlets and stock diverter valves? (26 replies)
  96. HPFP or just to much e85 (11 replies)
  97. Noob: Meth not kicking in (19 replies)
  98. Anyone make a BOV blocking disk for emissions testing purposes? (3 replies)
  99. 335i: Knock on multiple cylinders? Log insight (20 replies)
  100. Lower charge pipe (Auto vs manual) (1 replies)
  101. JB4 Map 5 w/ e85 BEF. Check this log out (3 replies)
  102. Major missfires after mhd stage 2 fmic map (2 replies)
  103. N54 Hybrid Turbo Upgrade - What Else? (4 replies)
  104. Can you use Bavarian technic cable on new bought car? (3 replies)
  105. Silicone Inlet Hitting Pulley (22 replies)
  106. Upgraded Turbo Inlets VS Stock (13 replies)
  107. Looking to buy downpipes, fmic, and tune for my e92 but dont know which ones to get (9 replies)
  108. VIDEO INSIDE: does your N54 tick like this? (12 replies)
  109. Oil in Spark Plugs Chamber [Common Issue] (11 replies)
  110. Turbo install question (0 replies)
  111. Which o2 sensors do I have to replace? (0 replies)
  112. Help diagnosing white smoke. (27 replies)
  113. 2ACB code question (0 replies)
  114. Fuel smell in CP = leaking injector (4 replies)
  115. M3 Rep Bumper w/ Oil Cooler? (1 replies)
  116. HELP MAKE MY CAR GREAT AGAIN! (by checking my log, please) (8 replies)
  117. Question: (1 replies)
  118. Need help.....2009 335 misfiring (12 replies)
  119. Noise from Rear Axle (3 replies)
  120. 2007 335i Half-Yellow Engine Light at higher RPMs (8 replies)
  121. Is it okay to run an aftermarket BOV like this on the n54? (1 replies)
  122. Custom BEF or not? (0 replies)
  123. Are there any transmission upgrades available yet? (8 replies)
  124. Log check (4 replies)
  125. ABS/DSC/ Rear speed sensor issue. OUT OF IDEAS!! (19 replies)
  126. Help with heat related fuel gauge problem. (0 replies)
  127. Small Plastic Tab fell into the Intake to the Turbos - What to do (9 replies)
  128. Terrible rubbing in the rear popped my 3 month old tires... (11 replies)
  129. ER Charge pipe long not fitting properly - Keeps popping off (14 replies)
  130. Can you run the BMS backend flash with pure 91 octane? (3 replies)
  131. Rein 335is engine mounts for n54 (21 replies)
  132. Got Inlets?? inlets noises (15 replies)
  133. WGDC % as a function of load and boost (1 replies)
  134. V-brace bolt spinning (11 replies)
  135. car wont start after trying to unmarry OFT (1 replies)
  136. Chargepipe Leak? Is this normal? [SOLVED] (4 replies)
  137. I have a bms pheonix c.p with tial flange and tial bov will any other bov fit? (2 replies)
  138. MHD- which version 5 or 6? (10 replies)
  139. St. Louis Smog Questions (1 replies)
  140. Procede rev3 switch map problem (4 replies)
  141. Towing with my 2007 335i (3 replies)
  142. N54 compression test values - w/o and w/ oil poured in cylinders (8 replies)
  143. Hexon rr600 did they send me the wrong turbos? Help (17 replies)
  144. First e85'ing (log inside) (4 replies)
  145. wow full tear down of our tranny (8 replies)
  146. Change your power steering cap 0-ring. (8 replies)
  147. Alpina and Linear Throttle (7 replies)
  148. JB4 and catless downpipe problems (4 replies)
  149. N54 accelerates by itself (8 replies)
  150. vrsf fmic and charge pipe install - need advice or pointers (29 replies)
  151. Help stubbron bolt won't come off (9 replies)
  152. E85 Math! (5 replies)
  153. Hexon rr600 finally came in (26 replies)
  154. FRM3 Module help (2 replies)
  155. Stock OE turbos are cheap! $558 mitsubishi vs. $657 genuine bmw (22 replies)
  156. Shooting for 500rwhp AT without TBI or PI. Possible? (9 replies)
  157. Stock Turbos: MHD OTS or custom tune (50 replies)
  158. Bay Area Dyno Day (6 replies)
  159. Front Diff Shot? Fluid change might help? (16 replies)
  160. Who sells intercooler plumbing? (9 replies)
  161. MMP-E Silicone Inlets Installed- 335xi (14 replies)
  162. Weird Low boost 30FF issue under partial throttle only (1 replies)
  163. 335i muffler delete **VIDEO** (10 replies)
  164. Turbo question (4 replies)
  165. Clutch / LSD Time! (17 replies)
  166. please check my log--half engine problem (5 replies)
  167. Replacing stock muffler tips (welded on?) (3 replies)
  168. Anyone know why my car is throwing "2FA3 - coding missing"? (14 replies)
  169. Log Review! (11 replies)
  170. N54 cylinder head intake port dimensions (2 replies)
  171. Turbo whine? (4 replies)
  172. Rear Main Seal leak!!! (31 replies)
  173. 135i part fit 335i? (0 replies)
  174. Will I pass emissions with a ST kit? (5 replies)
  175. 335i DP bolts rust (14 replies)
  176. Smoking after Vanos cleaning (2 replies)
  177. IM back and have questions (9 replies)
  178. N54 Vrsf Cp Screw Size? (6 replies)
  179. Titek Chargepipe Coupler Size? (2 replies)
  180. Not the typical misfire? (11 replies)
  181. Vibration Question | Possible Engine Mount Issue (0 replies)
  182. Throttle "hunting" issue remains...<SOLVED> (47 replies)
  183. Intake Inlet Comparison (0 replies)
  184. AKG motor mounts (11 replies)
  185. Troubleshooting - 30FF low boost (BAD WASTEGATE!) (71 replies)
  186. Rotomaster from rockauto (28 replies)
  187. Precision Raceworks fuel pump upgrade (31 replies)
  188. Are you supposed to be able to move the wastegate rod by hand? (0 replies)
  189. Question about using remote starter switch (4 replies)
  190. Looking for opinions on log (1 replies)
  191. MHD "take a look at my log" thread (5996 replies)
  192. Loud Buzzing Sound, Battery Dead, Very Worried (15 replies)
  193. Time to "try" something new (3 replies)
  194. 07 335XI please check out my log. (10 replies)
  195. [B]TURBO Replacement [/B] (25 replies)
  196. Can leaky injectors cause long crank? (10 replies)
  197. Oil seeping - what are your thoughts? (1 replies)
  198. Air leak sound under partial throttle, whistle at cruising (15 replies)
  199. Codes after WOT (0 replies)
  200. Another walnut blast (with some pictures/questions) (16 replies)
  201. [Video] Is this too much wastegate play? (1 replies)
  202. What are your opinions of a 3-piece manifold for a single turbo vs 1 piece? (31 replies)
  203. E92 MFactory Diff (4 replies)
  204. New to data logging, please advise (8 replies)
  205. Hexon RR600 question (8 replies)
  206. Anyone run these spark plugs?They're supposed to be colder than stock... (19 replies)
  207. Manzo exhaust installed on a 335xi (21 replies)
  208. California Tuned N54s on 91 Pump Looking For Logs (10 replies)
  209. FMIC IAT Log Compilation (76 replies)
  210. ON3Performance single turbo kit (53 replies)
  211. Pure vs RB vs Stock Turbos (48 replies)
  212. Torqbyte Meth Controller (0 replies)
  213. VTT Stage 1 E40 WedgePerformance 457 whp 472 wtq (24 replies)
  214. VRSF 7" FMIC Review w/ Logs (41 replies)
  215. Port Meth Inj- DISCUSS (5 replies)
  216. Boost Gone Wrong? (4 replies)
  217. JB4 + chipped car (2 replies)
  218. DME failure at WOT on a highway, good times.. (8 replies)
  219. Getting ready...Manual swap (10 replies)
  220. Turbo and mods question. Whoosh sounds (11 replies)
  221. Easiest way to gain access to turbo heat shields? (8 replies)
  222. Help car won't crank after mhd flash (65 replies)
  223. Schaeffer's Racing Oil (3 replies)
  224. Oil Leak Near Turbos (3 replies)
  225. Pure S2 Turbos vs Stock FBO - Dyno Graphs Inside (4 replies)
  226. Those of you who had Rod Bearing Failures - Collecting Data (2 replies)
  227. Log Check (1 replies)
  228. How to test leaky injectors? (32 replies)
  229. Super lean - Help (8 replies)
  230. 135i, 535i vs 335i...exhaust (4 replies)
  231. Question about JB4 maps (6 replies)
  232. MHD e40 FBO with Inlets log (2 replies)
  233. engine malfunction light (2 replies)
  234. Have you removed your vacuum canisters? Any ill effects? (86 replies)
  235. Boost Slow to Build - Datazap Log (28 replies)
  236. VTT/VPG Announcement: GC Release & more (50 replies)
  237. making my own stage 3 pump wheres DIY?! (10 replies)
  238. 2010 335i Turbo noise? (2 videos) what do you think? (7 replies)
  239. Huge N54 6AT Developments - Finally???? (18 replies)
  240. E85 Fuel Ratio (25 replies)
  241. Help!!!!jb4 menu problem!!!! (1 replies)
  242. N54 Shredded belt. Oil everywhere! (24 replies)
  243. HPFP issue or something else? (12 replies)
  244. E15 octane? (6 replies)
  245. How do I make the wastegate rattle come back? (4 replies)
  246. First FBO mod? (32 replies)
  247. delete (0 replies)
  248. P30FF only when hot (31 replies)
  249. Introducing the New 7.5 inch RACE intercooler from VRSF (191 replies)
  250. Clunking upon takeoff (5 replies)