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  1. NA but not a subaru (shot in the dark here)
  2. Very High Idle
  3. P0170 & P0325
  4. Time to replace my front o2 sensor...
  5. Extreme high idle on start-up
  6. injector connectors color
  7. block wiring harness difference '93-'95
  8. i dyno'd my 2.5i today! and wow!
  9. 05 rs Intake build question????
  10. Could this hurt my car?
  11. 01 Engine in 99? 2.5 RS
  12. 2003 engine line-up
  13. 1.8 to a 2.2 swap?
  14. Your opinions on this intake please
  15. EJ25: MAP or MAF?
  16. Equal Headers + Magnaflow Hfc + Jdm Genome= what kinda power?!
  17. Battery light question?
  18. Which HFC ?
  19. SRS-30 w/ Delta Cam Build : GM6
  20. Header comparison?
  21. GC vs. GD Header
  22. 96 vs. 97 ej22e ecu
  23. N/a Dyno plots - intake, exhaust & cams
  24. homelink mirror install
  25. where do 2.5na blocks crack, read post please
  26. Borla Headers
  27. A few problems
  28. Having issues with my 2000 2.5rs
  29. Catback question for 06-07 2.5i's
  30. Catback 1998-2001 vs 2002-2005
  31. SOA comes through! Headgasket Issues...
  32. delta cams and mis fires.
  33. header help
  34. 99 outback ej25 issues (knock)
  35. what gauges can be used on a 2.5na
  36. can i modify a snorkus from a wrx to fit a 2.5rs
  37. will adding a grounding kit help?
  38. Went to the Dyno to get a decent baseline
  39. Overheating, HELP!!
  40. Stall after cold start! Help!
  41. cheap new QUIET cat back ?
  42. Header for 97 Legacy GT???
  43. P0131 & P0171
  44. Is this bad? What's causing it?
  45. Difference between Stromung single and duel tip exhaust
  46. Wow headgasket job went bad..
  47. new motor in my 05 rs
  48. AEM needs someone local (LA) to help with F/IC Piggyback!!
  49. Will this intake fit?
  50. Exhaust recommondation for 99 Impreza wagon
  51. 08 performance parts?
  52. steam/smoke coming from exhaust manifold
  53. Throttle Body in a 2006 2.5I
  54. homelink mirror
  55. 2002 Subaru Impreza weird noise problem from engine bay
  56. 2.5RS 2000 model
  57. i want to know if
  58. tachometer
  59. Oil Pan threads Huh there killing me!!!! HELP
  60. Do WRX pulleys fit NA cars of the same model and year?
  61. will an rs manifold fit on a 2.5i
  62. will this fit my rs? im a noob, help!
  63. Stromung Midpipe Help! Need Help FAST!
  64. Cant find the thread
  65. wierd harmonic tone/hum coming from the intake???
  66. exhaust
  67. Intake with no MAF port Need to find a part
  68. So the Oil Pan threads are completly shot.
  69. FINALLY, we can now safely SUPERCHARGE our N/A engines without blowing them up!!
  70. Need help with a tune-up/upgrade
  71. air intake question
  72. L 1.8 Random stalls detailed problem PLEASE HELP
  73. Bent Crank in '98 Legacy?
  74. 05+ Bloc with DOHC heads = possible?
  75. NA Scooby UEL vs EL Header Steel Cage Deathmatch
  76. 2002 2.5 Hesitation,backfire,and erratic temp needle.
  77. well, is my engine done??
  78. injectors bad:(
  79. What the forester?
  80. 98 LGT Help
  81. is there a chip for a 2.5rs?
  82. 2001 Impreza hesitation
  83. what injectors can be used?
  84. 2.5i Muffler Delete?
  85. How Do I Find a Replacement 05 Engine?
  86. Injen Intake
  87. What Is the Forumula for Torque Change due to Compression Ratio Change?
  88. Throttle release choppyness
  89. Confused by rough idle
  90. Phase II EJ22 issues.
  91. clearing up ej22 to ej25 swap
  92. timing belt
  93. EJ25 camshaft casting numbers
  94. Anyone have a DIY for an 05 Hybrid Intake ?
  95. bank 1 sensor 2
  96. 2006 Impreza 2.5 In Evolution
  97. port the heads on 2.5?
  98. 06 Sti intake box into 96 impreza outback
  99. EVAP System cover plate?
  100. A and B pistons???
  101. P0131 on and off
  102. 2.5rs Exhaust Fitment Question
  103. intake dilema
  104. rear sway bar
  105. 99 EJ25D - head gasket
  106. IAC problems throwing a p1516
  107. Borla UEL Headers ?
  108. single port flange dimensions
  109. WRX "Air inlet duct" functionality question (on 05RS)
  110. P0136 Code, need clarifying...
  111. is it my clutch?
  112. Burning oil
  113. 2008 / 2009 2.5i headers - el or uel?
  114. Baja Performance
  115. You Can't Make Power The Way You Think You Can
  116. Exhaust tone change...
  117. 1999 OBS 2.2 wiring question
  118. Sprocket sliped while removing timing belt!
  119. merging CAI and TMIC to make functional N/A hood scoop?
  120. low idle after plug change?!!
  121. Best exhaust system for 2.5i?
  122. Heatwraping Borla Headers
  123. Bogging problem
  124. Exhuast Port
  125. cobb exhaust and downpipe
  126. Failing O2 sensor symptoms?
  127. Knocking Sound....speed and throttle/load dependant
  128. Rallitek p6 help
  129. Calling all 2008 impreza with manual trans inside!!
  130. Problem: Engine Clacking and Slight Oil Leak!?
  131. higher octane ?
  132. piston rings...end gap?
  133. OMG N/A headers!
  134. Oil line/ banjo part number?
  135. Bad smell, white smoke.
  136. Lachute Intake
  137. Finished CAI with pics
  138. Subaru motors
  139. Noise Diagnosis
  140. Borla/replica UEL header to catpipe gasket size
  141. Intermittent Check engine light
  142. Weld or not Weld?
  143. 97 Impreza Outback 2.2L EJ22 timing belt issue
  144. AWD Not working
  145. 2.5i Oil Change
  146. Cam Help
  147. CEL sheet for a EJ18, will the ej22 one work?
  148. Forester Blew Up w/o Warning
  149. A bit silly of a question...
  150. New Engine for Forester
  151. Burned piston-EJ25
  152. Low local miles...do I need to run the highway?
  153. EJ25, No compression on Pass side cyl.
  154. wheel problem, bad bearing?
  155. Need some info on EJ22.
  156. pics of your car
  157. Subaru = weak head gaskets?
  158. 2002 rs upgrade?
  159. BellHousing Dilema.
  160. Ultimate Mileage mods 1.8 L
  161. Need urgent help: Car will not run with MAF plugged in.
  162. What's the solenoid just above the charcoal canister?
  163. 2.5 motor differences?
  164. Dynamic Compression Ratio of an EJ253?
  165. Best radiator for Legacy 2.5 DOHC?
  166. 2.2l engines
  167. Need timing mark help on 2.5rs SOHC
  168. 2009 2.5i sedan intake
  169. 1997 2.5 NA SLIGHT Hesitation AFTER new KNOCK Sensor
  170. Need input on magnaflow cat back
  171. ATTENTION ALL 06/07 2.5i owners!
  172. 2.5 Na Mpg
  173. 2008 Impreza 2.5i 5-door dynograph in preperation for Protune
  174. Cel P0131
  175. ej22e problem
  176. '97 2.2 - Hesitation, inconsistent spark
  177. NA owners and lightened crank/flywheel CEL issues...
  178. can i drive with an intake manifold leak??
  179. Engine Bay Measurements
  180. 3 CELs after headgasket replacement 90 Legacy
  181. 2001 2.5 RS engine question
  182. nur spec r vs. s
  183. Front Swaybars for N/A cars
  184. Need advice on 08+ crank pulley install
  185. ej18 gas mileage????
  186. 1998 Legacy 2.5gt build
  187. Overheating at low revs. New Thermostat, HG, and waterpump. I can't figure this out.
  188. Piston Slap?
  189. 08 Impreza muffler options
  190. Headgasket Replacement
  191. 96 legacy 2.5gt stall and misfire
  192. 95 Legacy turns over but won't start
  193. Grinding/rubbing noise after snowfall and cold temps
  194. cobb equal length header
  195. blow by
  196. P1443 CEL - hmmm what causes this?
  197. blown head gasket?
  198. Checking/replacing a fuel filler neck on a 98 Leg GT
  199. Engine question
  200. 07 2.5i header back exhaust install.
  201. AEM 22-470 SRI 00-01? Why not 02 and 03 as well?
  202. Sohc + Avcs ???
  203. leaking antifreeze
  204. Rear O2 sensor
  205. radiator fans kicking on......
  206. romraider maps?
  207. Rallitek/Cobb AP for N/A subies.....
  208. Bad Gas???
  209. knocking after no oil?
  210. Exhaust Experts - Chime In
  211. Having troubles with after swap spark
  212. 2006 Subaru 2.5i Delta Cam Install
  213. Mating Helmholtz to WRX air duct
  214. Turboed jetta??
  215. Wrong intake for the wrong year model.
  216. Question about exausth (legacy)
  217. Is this a bad head gasket?
  218. Is a wideband O2 necessary for NA tuning?
  219. CF hood for 08 09 imprezas
  220. Ready-Made CHEAP Axleback for RS?
  221. 09 WRX Exhaust on 08 Impreza 2.5i
  222. Need Another Cheap Mod
  223. Can we use a wrx/sti exhaust on a RS?
  224. supers587 trackpipe = awesome!!!
  225. stromung catpipe outlet size 2" or 2.25"
  226. Update on Forester
  227. Throttle Body Spacer Disadvantages
  228. 2008 2.5i rough starts
  229. rough idle after cam seal change *videos*
  230. General 2002 RS powertrain / other issues?
  231. single port vs dual port ej22e heads
  232. 2.5 n/a block w/ 2.2 heads
  233. 08 Plastic IM on an 05?
  234. Washed engine... now bogging.
  235. New NA Tuners:
  236. CEL after SRI on my 08 2.5i
  237. problem with swaybar and exhaust
  238. n/a tuning questions
  239. Is this my rear main seal or oil seperator plate leaking?
  240. Muffler manufacturer for Stromung exhausts?
  241. Subaru Dealers Coming Up with Wrong Gasket Kit
  242. CAI vs. Hybrid
  243. New Headers! Funny Noise?
  244. 3 CEL codes, help please?
  245. 95 Impreza LX Outback sedan? wtf?
  246. Tryin' to fatten it up
  247. variabel lenght intake
  248. Misfired, CEL, fixed misfire, reset CEL, failed smog...
  249. Timing Belt on 98 Legacy Outback 2.5L
  250. 1999 2.5RS- Idle issue - O2 sensor weirdness ??