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View Full Version : Engine/Power - EJ20T (pre-2006 WRX and JDM)

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  1. Stock By-pass valve differences
  2. Difference between Wrx heads?
  3. boost spike!
  4. Need help with a vacuum line!
  5. Where is the fuel pump on 02 wrx wagon?
  6. Need a pinout... 02-03 wrx interior
  7. Need Help Check Engine Light On
  8. Burning Wrx! Please Help!
  9. Do I need a BOV?
  10. 02 wrx fuel rail on 04?
  11. Question on Wastegauge (new sounds since downpipe install)
  12. Anyone used this air induction box?
  13. Headers?
  14. HELP - Car won't start
  15. rattling/grinding sound and 'stutter' in 1st gear (was: Two Issues...)
  16. why to ugrade wastegate?
  17. Need Help!
  18. Boost Leaking
  19. Cylinder 4 Misfire? What's Turbo Lag Feel Like? *NewB* Question!
  20. Rod knock solutions?
  21. Debris in Front Mount? Help
  22. DIY: Perrin Short Ram Intake
  23. What should i do next?
  24. check engine light catless dp w/ cel fix
  25. meth kit: which nozzle?
  26. Intercooler Spray
  27. '02 WTX Wagon Donwpipe question
  28. Saab 9-2x intro
  29. Apexi cat-back does not bolt on to megan downpipe HELP!
  30. timing belt help - possible interference while hand-turning engine
  31. Help!
  32. Newb to Subs... overheating problem?
  33. Help with line connection
  34. sti turbo and top mount.
  35. 02-03 bugeye engine
  36. built 02 ej20 capability?
  37. Help with mods to my wrx
  38. vf34
  39. connecting megan downpipe to jdm exhaust
  40. Cobb exhausts..good price?
  41. coolant leak
  42. rattling noises?
  43. P0031 code help
  44. how to install AEM Wideband ??
  45. whp predictions 05 wrx
  46. 4500rpm Vibrations
  47. Question About IC and TBI hoses.
  48. Burning Oil
  49. 2.5 bottom end swap help
  50. Exhaust back-to-stock questions
  51. SR*S ebay catback good,bad, ugly?
  52. Hks Bov
  53. So what does it really matter?
  54. help!!!!! about hose
  55. Teh Saga 4 Mass Booooost
  56. So many questions... NewB!
  57. Oil in my exhaust?
  58. GT35R upgrade
  59. Stock boost on a STi VI
  60. 02 wrx low boost
  61. 06-07 Sti Injectors on 02 WRX
  62. need advice on custom exhaust
  63. Ebay Intercooler
  64. boost problems
  65. Help!!! 03 wrx wagon
  66. Helix catted Downpipe
  67. Would this fit on my 05' WRX?
  68. SMC meth kit
  69. 2.2, what turbo?
  70. just installed vf39 on a 02 wrx CEL
  71. cold air intake. which ones better?
  72. What do you think?
  73. EASY question. Turboback exhaust.
  74. Espiler JGT 500 question
  75. JDM legacy(twin turbo motor) in a GC(USDM) discussion....
  76. Low frequency humm under acceleration
  77. 02 wrx vf-39 many mods 295 AWHP
  78. 02: smell of gas when driving and after shut off.
  79. 05 usdm sti uppipe fit my02 wrx?
  80. 04 Wrx Question?
  81. simple uppipe question...
  82. WRX Motor Swap into 2.5RS
  83. installing stock bov question (help)
  84. 02 wrx many mods with questions. thanx
  85. Installed Cobb downpipe tonight..
  86. Help. Trying to figure out what exhaust is on my car.
  87. fuel pump??
  88. Injector Duty Cycle....
  89. VF39 installed and on 10psi??
  90. air/fuel ratio gauge 02 wrx???
  91. What are my exhaust options? Some help please
  92. tail lights
  93. Cam sprocket bolt torque spec
  94. 06 Exhaust manifold on an 04 wrx?
  95. Cylinder 1 running lean
  96. hanging rpm
  97. turbo..woosh
  98. Help finding a part
  99. Engine Noise
  100. Question on version 8 STI engine parts
  101. intake manifold
  102. walbro question....
  103. cel came on.....
  104. Best Downpipe+Uppipe?
  105. 100 octane stage 2 tune
  106. recirc bov question
  107. Replacing a stock turbo with high miles?
  108. Manual boost controller on a stock 04 WRX Wagon?
  109. All 2.0 JDM heads good for EJ257 hybrid?
  110. VF-43 any good on 2.0??
  111. Go Fast Bits BOV question
  112. BOV spitting OIL?!
  113. Cheap suspension online!
  114. Install average cost for turbo etc?
  115. sputtering sound from turbo/downpipe @ high acceleration
  116. What Cat Back should I get?
  117. Putting STi parts into an 04 Wagon
  118. car not boosting
  119. stock turbo power?
  120. Walbhro255 fp Q?
  121. power problem
  122. Bosal v SPT
  123. Tin Can Mod. Feedback Requested. Re: DIY After MAF Hose Mod.
  124. Turbo problem???
  125. a small turbo upgrade...
  126. Bigger Injectors...
  127. P1068 OBD code
  128. Invidia Header Wrx
  129. Air bag
  130. Front and Rear section downpipes?
  131. Oil leak after oil change???
  132. 2002 WRX - engine runs hot (was: Belts?)
  133. Unknown cause for a miss
  134. JDM EJ20R Twin Owners Parts identify
  135. Start up sound?
  136. 2005 WRX Upgrade
  137. Tumbler Delete system ????
  138. anyone with a vf35 map on AP
  139. Help!!! Vacuum Leak!
  140. Stupid question-re: intercooler
  141. 2002 WRX wagon motor blew
  142. cobb heat sheild
  143. any ideas?
  144. ebay up and down pipe
  145. Part Number
  146. Difference in diameter, stock WRX vs Stock STI
  147. Help!!!!!!!!
  148. exhaust leak after uppipe replacement? (was: Need mental help here...)
  149. Head gasket...
  150. Bigger TMIC= need a tune?
  151. DP install...do the UP as well?
  152. external wastegate
  153. Exhaust problem
  154. Motor re-build around the corner
  155. Warranty questions and intake silencer removal
  156. help w/ headers
  157. fuel starvation even in a straight line
  158. fuel pump whine?
  159. Anyone have a TXS TMIC ??
  160. Clunking Noise :(
  161. Smog
  162. Tial 38mm EWG install
  163. Cusco Engine Mount Questions...
  164. Running hot
  165. vf39 swap
  166. Borla Hush Or Greddy Evo2
  167. Aftermarket Intake on AP stage 2 map
  168. question about uppipe
  169. What to do?
  170. Louder than normal piston slap?
  171. GT Turbo very noiseless BOV
  172. What oil do you use?
  173. Need help Turbo problem...
  174. Cause of engine damage
  175. Lifter noise?
  176. Alternator help!!!
  177. anyone here own a greddy ti-c
  178. What size downpipe for my perrin exhaust?
  179. Loud squeal at full boost
  180. down pipe and exaust ?
  181. downpipe and exaust ?
  182. Green high performance air filters?
  183. Help, hard rattle on decel
  184. HELP!!! i need more power!!!
  185. no fans & p0480 code
  186. Anybody got fitment issues with the Tanabe Touring Medalion?
  187. Black Soot from exhaust?
  188. sti turbo on wrx
  189. Need info on Big MAF sensors
  190. cel P0136
  191. Here's a weird one for you....need a diagnosis
  192. 02 WRX Turbo boost problem. help.
  193. Lightweight fly wheel rattle?
  194. Vacuum line diagram?
  195. help.bov suggestion and exhaust suggestion.....
  196. Weird smells
  197. anyone w/ jic or magnaflow titanium catback
  198. Catastrophic Failure
  199. NEED HELP: HiTech Muffler exhaust...
  200. Fuel Pump issue?
  201. The "How Do I Fix the DP Rattle" thread?
  202. 1-800-scooby-newbie-hotline... stageII...
  203. Fuel pressure help needed ASAP
  204. Help With Cat Back
  205. 02 Wagon Boost level. and upgrade need help
  206. Darn noise...
  207. wrx low idle / stalling problem
  208. What are the estimated gains for a CBE?
  209. Greddy Ti-C Silencer help please?
  210. whats the difference between the two bov
  211. Will a SKUNK2 N1 CATBACK EXHAUST fit into a 2003 WRX?
  212. Bent Valve
  213. HP lose with a silencer
  214. ECU flashing
  215. fuel or boost cut without CEL?
  216. Megan Racing "Black" Catback Installed
  217. spark plug install gone wrong? HELP
  218. front O2 sensor CEL help needed
  219. Does anyone know if there are exhaust differences between the years
  220. need help turbo inlet hose
  221. Mod path for 03 WRX
  222. Advice from AutoHQ: Motor Oil
  223. Smoke coming from turbo
  224. Will a helix DP fit onto a Skunk2 exhaust
  225. vf34 with intake
  226. Anyone dumb-down a cel question?
  227. walbro fuel pump 100% duty cycle? HELP!
  228. homebuilt ewg setup suing turboxs uppipe
  229. sti downpipe in a wrx
  230. how much difference will a protune make for stage 2
  231. will this kit work fine on my car, or do I need something better?
  232. Have CBE and Aftermarket DP, but no UP
  233. BOV question
  234. TBE question
  235. Car idles funky after long trip.. dies out of gear.. IAC? Front O2?
  236. perrin short ram intake
  237. oversize valves worth the trouble? (was: Need help from the enigine gurus)
  238. 04 WRX falls on it's face,,, help
  239. 02 wrx: Fuel trim malfunction (A/F too lean)
  240. 02 WRX: Is my turbo going out?
  241. Up-pipe question
  242. Aps 525
  243. JDM 2.0 TMIC vs. USDM 2.5 TMIC
  244. DP fitment question
  245. Need exhaust advice for 02 wrx
  246. Element Tuning GT49
  247. downpipes? catbacks? which will match?
  248. Gas mileage lower AFTER 90K maintenance and timing belt change
  249. One more upgrade before the tune!
  250. Coil and injector questions