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

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  1. Low end power????
  2. Why is WRX turbo silent?
  3. Boost Control Hose Restrictor?
  4. Has APS fixed their Faulty APS Flex Uppipe?
  5. Installing Intercooler Hoses(Intercooler Removal)
  6. $2,500 What Mods?
  7. intake manual
  8. what exactly happens during detonation?
  9. Performance Packages??????
  10. Toluene Users Poll
  11. Samco MAF hose?
  12. Engine rebuild anyone?
  13. Please Help, Misfires!
  14. money talks...exhaust setup?
  15. JDM EJ20 in 2.5 RS
  16. To underdrive or not? Pulley Sets
  17. Can't get oil pan to seal.
  18. 298 awhp pump and 328 awhp race
  19. is US turbo timer a must?
  20. cooling system
  21. intake air temp gauge
  22. Quiet Catalytic Converter?
  23. why no cel with a godspeed dp and all other u get 1
  24. Panel filter
  25. STI Tuning underway
  26. How's the Tanabe Hyper Medallion Exhaust?
  27. 370BHP? Vishnu Stage 1 STI Prelim Dyno Results
  28. silencer removal
  29. radiator fan sizes?
  30. Why the boost roll back
  31. Intake silencer mod -> Now rich?
  32. Question on exuast install
  33. Auto Speed Up Pipe
  34. Stock BOV Leak Fixable?
  35. Hesitation???
  36. Check engine light came on????
  37. 03wrx intake+0catexhaust=???whp
  38. what exhaust should i go with
  39. Uppipe and downpipe noise levels???
  40. a/c
  41. Uppipe Leak? or just tirbo noise?
  42. Loosing top end w/ K&N, HELP!!
  43. Changes in mpg
  44. COBB stg 2?
  45. Uppipe Screetch.......
  46. wrx exhaust mid section
  47. your peak boost...
  48. oil smell while driving?
  49. Readings on stock boost gauge??
  50. Warranty help!
  51. need advice on mods
  52. Looking for wrx owner with greddy profect b spec 2 boost controller istalled
  53. bigger turbo? good idea?
  54. Header Install?
  55. backfire
  56. PDE upipe..
  57. EJ22T questions to swap into a '01 WRX.
  58. only 5.5 psi!!! HELP!!!!
  59. ECU upgrade or Turbo upgrade???
  60. 04 wrx parts
  61. How the ECU detects impending doom... this or that?
  62. Blitz SBC ID III question
  63. just installed a hks hi power exhaust and a hks downpipe but sounds like a leak?
  64. EJ20 Turbo on 2.5L?
  65. invidia header question
  66. Dynoed at Xs-engineering with a customed setup
  67. Need advice on Uppipe and Downpipe
  68. STi Catalytic converter quesitons?
  69. what causes misfires?
  70. I drive a honda
  71. Turbo lag untill 4k RPMS after exhaust/uppipe
  72. what exhaust will give me the most power gains.
  73. Lag Problems
  74. what do you think the best exhaust for the wrx
  75. Downpipe/uppipe for 04 sti?
  76. The sound of a ruptured IC hose
  77. What HKS exhaust to get?
  78. do i need permium?
  79. blow off valve? something weird?
  80. i need help!!!
  81. GFB BOV benefits
  82. Invidia downpipe w/ stock exhaust
  83. stock boost levels
  84. oil pressure range?
  85. Will this get me up to 275HP?
  86. sti uppipe question...
  87. cold air vs short ram
  88. My God Batman, what a hair dryer!
  89. Books for WRX repair?
  90. Diagnosis!!!
  91. Anyone with a Apexi Turbo timer... PLEASE HELP :-(
  92. New sounds with Uppipe and downpipe install...
  93. Is this going to be a problem (pics)
  94. OEM Single Boost Gauge install
  95. STI motor
  96. Anybody knows about the new twin scroll VF 37?
  97. to those who have a fmic w/100% atmos bov
  98. scoop removal help. pics.
  99. Problem conecting exausth to downpipe ?!?!
  100. need help with BOV!!!!
  101. How to do CEL fix for catless uppipe?
  102. Deadbolt VS> FP VS> wrxtuner turbo upgrade? Which one?
  103. Invidia Exhaust Bangs Like Crazy!
  104. EGT gauge problems
  105. need help fixing after fire
  106. Need Help car not running right
  107. STi Axel Back Exhaust vs greddy
  108. When changing injectors in a WRX...
  109. Turbo XS Stage 4
  110. re-map vs. piggyback. noob
  111. Do you guys keep your stock exhaust?
  112. need help on exhaust
  113. VF34 Upgrade
  114. Looking for data on the WRX turbo system - Please Help
  115. What power steering fluid to use?
  116. how to install boost gauge and air/fuel guage on 2002 WRX?
  117. Oil Questions
  118. turbo porting question
  119. Emissions Legal downpipe with stock cats
  120. vishnu or turboxs?
  121. blitz bov
  122. 04 wrx ques.
  123. STi TMIC question
  124. Engine Mod for WRX
  125. Exhaust power.......
  126. Jdm Sti Avcs Heads
  127. p188 /p1808
  128. Perrin VS Helix bellmouth
  129. Rear CAT!!
  130. TurboXS RFL BOV?
  131. Arc ???
  132. what exhaust....????
  133. Turbo heat shield.
  134. Anyone have the Borla cat-back exhaust?
  135. CUSTOM catback leak!!
  136. Bpm Twister !?!?!?!?!?!
  137. which DOWNPIPE would you get?
  138. block heater... yea or nay?
  139. Anybody use water injection?
  140. Turbos
  141. Uppipe question? TO flex or not to flex
  142. Anyone got a Thermal R&D Exhaust
  143. Anyone runnin turboxs DP w/ high flow cat if so i have Q's
  144. DP Idea
  145. Bov Question!!!!
  146. Removing Tumble Valve Generators?
  147. Humidity - a natural octane booster by Corky Bell
  148. anyone 300whp w/ vf34???
  149. power surge at 5000 rpm
  150. No More WRX boxer burble???
  151. Max Boost Pressure
  152. Finished pictures of my car. Pictures and Information
  153. Mid-pipe questions!!!!
  154. Getting Away without Engine Managment?
  155. drivetrain noise
  156. high flow cats in up/dp
  157. How much HP are you making on stock internals?
  158. Header System Question...Help Out!!!
  159. PCV question
  160. WRX runnin rough, rich, and smokin!!! HELP
  161. scoobysport question
  162. Exhaust Help
  163. does replacing uppipe, downpipe with catless pipes really shoot fireballs?
  164. Mystery Motor Subaru Gurus Help!!
  165. exhaust cutout?
  166. Quick exhaust question?
  167. center pipe scoobysports or stromung?
  168. utec vs greddy e-01 and e-manage
  169. So i bought a 2002
  170. RPM... redline question???
  171. Engine internals question
  172. intercooler water spray?
  173. Which I/C should I buy????
  174. Intercooler Sprayers
  175. BOV that recirculates and vents
  176. Some please tell me if the AEM cold air intake is safe to use on a WRX
  177. Ecutek @ I-speed?
  178. loud discomforting noise after uppipe &TXS install
  179. defi fuel gauge
  180. Odd boost behavior on modified WRX
  181. Can you really add STi injectors with no other fuel mods?
  182. syn oil
  183. Wutcha guys think about this?
  184. Invidia turbo back
  185. To Get Or Not To Get....need Help!!
  186. to keep HKs D-P or get a Belltmouth DP?
  187. TurboXS or B&B Turbo Exhaust?
  188. Will I notice a power difference?
  189. Installing JDM STI intercooler on US 03' WRX?
  190. Best up pipe?
  191. turbo lag...
  192. shopping for boost gauge
  193. upipe downpipe
  194. Samco hoses... Are they REALLY worth it?
  195. What turbo is this!!??!!!??
  196. Downpipe...
  197. Single Dump vs. Dual Dump Downpipe
  198. Thoughts about this setup?
  199. THE Heck is up w/ my car??is it about to blow
  200. Intakes
  201. Good Place To Start?
  202. looking for tunning shops...
  203. xcelleration exhaust
  204. P0103.....MAF CEL? please explain!
  205. Intercooler Spray Mod
  206. cheapest cel fix
  207. EJ20T 1999 legacy swap
  208. Greddy turbo blew!!!Question on putting back stock turbo..
  209. turbo xs stage 3 from 2
  210. Red line question
  211. slow starter on my WRX?
  212. Intercooler repair help!
  213. Installed CAI and car stalls immediately please help!
  214. weird smell. need help
  215. When are gauges a must?
  216. Boost help
  217. Post your mods
  218. how to trace boost leak?
  219. downpipe install?
  220. GFB Stealth BOV question
  221. Aftermarked WRX throdle body, whats Companies
  222. Boost controllers anyone?
  223. HKS or APS
  224. Aftermarket intake or factory air box?
  225. Do spark plugs really make a difference??
  226. Is my bov broken or my car???
  227. Question about the fun i had today with the up pipe
  228. HKS downpipe
  229. Will downpipe fit
  230. How is it that flex pipes dont leak?
  231. what's wrong with my car?
  232. scoobysport exhausts built by a high school shop class?
  233. CEL problems, any idea's?
  234. nwb up/p ? flex or not and why
  235. turbo noise
  236. gauges? what size? which one? how many?
  237. STi Injector Install.......
  238. what HP if WRX came stock with no UP cat.?
  239. What is the stock injector size??
  240. Burned ac line
  241. Grounding Kits
  242. HELP!! - Wastegate woes....
  243. Greddy Products
  244. coolant mix
  245. Rally Exhaust
  246. dYnoed At GT Motorsports!!!!!
  247. Backfire
  248. whats next to do?
  249. Oil Pump Leaking??
  250. Crank Pulley finish no good!!