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  1. Tuning Suggestions
  2. ECU Tune IS250
  3. how far can we push our IS350 engine while remaining N/A
  4. IS350 0-60 time with RRracing tune
  5. Which mufflers fit?
  6. 8 Speed Swap Idea
  7. 07 IS350 Modding Questions
  8. Questions on Turbo build
  9. Exhaust tips that look similar?
  10. Best Salvage Yard for a new Gauge Cluster
  11. Help with P0137 After Mazzuri Headers
  12. Are there any side effects to tuning our engines?
  13. Is this tune for real? 25whp gain!
  14. OBD Tune? RR Racing? TTFS?
  15. OBX Racing Headers
  16. OS Giken LSD installed finally in 2008 IS 350
  17. How to get to Bank 2 Sensor 2?
  18. Megan Midpipe + Tanabe Axleback
  19. 2is Tanabe + Megan vs. PTS JoeZ vs. Ark
  20. 08 IS250 Straight Pipe?
  21. Midpipe
  22. Straight Pipe
  23. IS250 AWD Invidia mid pipe question
  24. Possible Custom Intake
  25. have anyone tried Agency Power ecu flash
  26. Good resonator for IS350?
  27. PPE Headers actually work?
  28. 2006 Lexus IS350 JoeZ Performance Exhaust NEED HELP
  29. E85 Tune Available for IS350 Yet?
  30. Is there a reason why no one touches the internals of the engine?
  31. Ovtune ECU tuning experience/review
  32. (force) fitting an ARK DTS exhaust onto an AWD IS
  33. Engine of all engines (calling all engine experts)
  34. New IS350 Owner!! I have questions...
  35. 2006-2013 IS350 Bolt ons and tune. N/A 300+ Rwhp!
  36. Installed a true CAI
  37. PPE Headers + Invidia Mid Pipe + HKS Hi Power
  38. Adding F Sport Intake to Magnflow axle back exhaust, too raspy?
  39. Intake mod results
  40. Stand Alone Engine Management
  41. Lexus IS: Supercharging, Turbocharging and Nitrous Modifications
  42. Meistershaft GTS Exhaust in a IS350?
  43. DIY midpipe swap advice
  44. Intake that doesn't take air from engine bay?
  45. Need your opinion, Invidia midpipe stays or goes?
  46. 08 IS250 AWD/Auto mods?
  47. Add Magnaflow (or alike) to stock IS250 system, ok?
  48. Manzo exhaust with res delete
  49. Lexus HKS exhaust
  50. Upgrade IS 250 exhaust, best choice for deep tone?
  51. Best way to eliminate rasp?
  52. RR Racing vs. TTFS Engine Tune
  53. AFE Pro DRY S Stage-2 Intake + Invidia Mid-Pipe + Tsudo SP2 Axleback V2
  54. PPE/Mazzuri Header Performance Gain Discussion
  55. Invidia Q300+Mid-pipe question
  56. Another Intake question..
  57. CEL after installing Injen air intake on 2011 ISF
  58. E-cutouts
  59. Deleting resonator?
  60. In search of the perfect sound...(Invidia Axel+ Megan Mids+ Joez intake)
  61. Joe Z intake + Megan Mid + Tsudo Axleback
  62. Performance upgrades
  63. My Tuning Tech Frank Smith Experience
  64. The Black Sheep - European IS220d Performance Mods Thread
  65. Megan midpipes / invidia axelback
  66. Invidia midpipe + CEL = :(
  67. IS350 2007 K&N intake before and after
  68. IS250 Awd '07
  69. Exhaust help please.
  70. help - new midpipe gaskets
  71. ECU Tuning Questions/Answers
  72. OS Giken Super Lock LSD for me
  73. Intake modification
  74. Intake kit choice HELP !!
  75. TTFS Tune for the IS250?
  76. Boost awd 250 or upgrade to 350
  77. Exhaust issues
  78. Exhaust suggestion needed : Axle/Cat-Back for an AWD IS250 2011
  79. Can i add an exhaust control valve to my joe z exhaust?
  80. AWD 2007 IS 250 Front Pipe replacement
  81. Where to buy stiffer exhaust hangers?
  82. 350 lextacy build
  83. You think RR Racing will tune our cars too?
  84. Tanabe Exhaust Torque Specs
  85. is 250 to 350 engine swap
  86. Recommended site to buy Megan Mid Pipe?
  87. Coil pack upgrade = more power?
  88. Need your opinion! To midpipe or not to midpipe
  89. Tanabe Exhaust Axleback Gaskets
  90. Installing intake and midpipe in a few days.. tips??
  91. Vibrant resonator
  92. Which exhaust would you recommend for my 07' is250 AWD?
  93. Muffler Delete?
  94. 2007 Lexus Is350 muffler damage?
  95. My 2006 IS350 Exhaust blocked
  96. Electric SuperCharger
  97. Supercharging my lex
  98. Exhaust
  99. Had clutch replaced and now 1st/2nd are misaligned
  100. Tanabe exhaust system
  101. hks + invidia mids?
  102. HKS + invidia mids rasp?
  103. HELP!! intake or midpipe?!
  104. HELP! Need help identifying leaking (?) part....
  105. Drop in air filters
  106. Spectre intake
  107. Any confirmed fixes for transmission code p2757?
  108. Auto Acceleration with Cruise Control on
  109. Invidia q300 exhaust mid pipe
  110. Best intake ? ?
  111. transimission slipping
  112. Adventures in installing a lightweight battery, part 2.25
  113. Where to buy mapecu3 / hks f-con harness for 2is?
  114. I have a 2007 IS300
  115. IS250 RWD Transmission Swap?
  116. Aftermarket clutch not disengaging
  117. alumunium insulator for main exhaust
  118. Another I installed a Tanabe Axle Back Thread
  119. Need a new mid pipe for my 06 is250
  120. Tsudo exhaust!!
  121. F Sport Exhaust Gaskets
  122. PPE header / O2 conditioner question
  123. Ark Performance, are they still in business?
  124. Invidia Midpipe question!
  125. Tune Questions for an IS250
  126. What's your 1/4 mile time with bolt on I/H/E?
  127. What's your 1/4 mile time with ECT PWR Mode on?
  128. Magnaflow Glasspack
  129. HKS hi power exhaust w/ ap2 tips, silencers
  130. IS250 AWD Exhaust Help
  131. "Satellite switch" in 2008 Lexus IS 350???
  132. F sport exhaust too quiet?
  133. Safc ii
  134. does anyone backfire when you slow down (f-sport exhuast)
  135. PPE Header Installation Shop in Bay Area
  136. Exhaust Question Researched and still nothing need help
  137. Invidia Midpipe + Axleback
  138. Can I Swap an is350 motor into my Is250?
  139. looking for ultimate performance cai to buy
  140. Is250 on nitrous
  141. New at Lexus
  142. Adventures in installing a lightweight battery, part 2
  143. Heat Wrap Afe Intake Is350.
  144. HKS SSM look-alike for IS250/350?
  145. Are there any knock-off f-sport intake arms?
  146. Stillen Supercharger kit
  147. IS350 Afe Intake stage 2 plastic tube, heat shields.
  148. Retrofitting iS350 Supercharger To IS250
  149. Invidia mid pipe back ordered?
  150. Road Race Motorsports Piggy back dyno test
  151. Websites to order Joe Z intake still down?
  152. tein ss coilovers question
  153. Does 3IS intake pipe fit 2IS?
  154. Drive Shaft Loop for IS2Gen
  155. Bridgestones or Hankooks?
  156. Can someone post the DIY FSport Intake installation instructions from Sewell please?
  157. Suggestions on exhaust setups?
  158. Engine Air Filter Showdown: K&N, Stock, Aftermarket
  159. OBX Racing Sports Axleback Exhaust System
  160. Fender vents
  161. Invidia mid pipe?
  162. Exhaust
  163. IS350 w/ F Sport Exhaust with F Sport Intake (High Quality Video)
  164. Mid -Pipe Only to Improve Sound and Performance
  165. Best sounding exhaust set up?
  166. Upgrades for my Is250 auto 08?
  167. Joe-Z Intake
  168. Low end torque got worse with intake?
  169. exhaust tip options
  170. High output alternator- where to get?
  171. Exhaust for 2IS 08..Need help
  172. PLEASE HELP! IS250 won't shift out of 3rd code P0125, P2757
  173. K&N 69-8704TP intake on the second gen?
  174. Road race Motorsport piggy back
  175. HKS silencers?
  176. Best intake for an 06 IS250
  177. Injen Intake Fitment Help
  178. Black Soots From Exhaust all over rear bumper and trunk
  179. Invidia mids
  180. Megan Mid Pipe
  181. Muffler Delete Pros & Cons
  182. 3is aftermarket axle back exhaust
  183. F-sport exhaust where to purchase?
  184. Ark Throttle Controller
  185. invidia midpipe help!
  186. Tsudo Axle-back Installed
  187. Resonator Delete
  188. Aem is250 and is350???
  189. Hks hi-power or joe-z exhausts?
  190. IS350 HKS hi-power+intake in tunnel
  191. Your thoughts of FSPORT intake
  192. WTB Fsport intake and Fsport exhaust
  193. IS350 catless setup with tanabe + invidia
  194. FS and wtb belong only in classifieds please
  195. Ecu flash
  196. any ideas on what this could be???? IS250 wont start
  197. ppe headers
  198. Turbo
  199. Has to be a way.....
  200. NEW Denso Iridium TT (twin tips)Spark Plugs
  201. can someone tell me if this sound is,normal?
  202. cant find joez exhaust is350c
  203. 3IS owner question about specific set-up
  204. IS350 True Dual X-pipe into Invidia Q300 Build
  205. F Sport Sway Bar and Intake?
  206. Invidia midpie install and O2 sensor troubles
  207. New Mufflers Only
  208. I need help to buy headers for My IS350
  209. Are 12's Possible?
  210. Advice on Ebay Ap2 Exhaust Tips
  211. Injen intake install... Check engine
  212. Changing tips of f sport exhaust
  213. HKS Hi-Power AxelBack Exhaust Dies off after 3500rpm, Possible Solution: Intake?
  214. HKS Hi Power Question
  215. In Search of No Rasp Exhaust Set-Up
  216. Clarification given on Forced Induction (S/C) 4GR FSE Engines
  217. Is HKS Hi-Power Exhuast Worth getting rid of Stock Exhaust Altogther?
  218. Question about exhaust?
  219. Benefits of Aluminum Radiator
  220. Installed F sport lower intake box
  221. ECU tuning, no really.
  222. 18" f-sport wheels & tires for sale
  223. QUICK POLL: ppe headers w / o cats??
  224. Where to buy awd ppe headers?
  225. Removing Primary and Secondary Cats IS250
  226. question about ppe headers and living in cali
  227. Water leak in the rear bottom floor!!
  228. good performance chip for 2012 lexus is250
  229. Remove resenator
  230. So I gutted out my primary cats
  231. Magnaflow Custom Exhaust
  232. arma intake system in my 250~
  233. Looking for best no-rasp exhaust AWD
  234. Exhaust gasket question
  235. ARMA Variable Exhaust Valve?
  236. ark dt-s exhaust
  237. Best intake?
  238. Arma supercharger is250
  239. limited slip for a mk3 supra compatible with a 3IS?
  240. Joe-Z intake
  241. H.I.D Headlight options
  242. Magna flow resonator
  243. Invidia midpipe with stock exhaust
  244. Let's play...... Guess that wheel
  245. Any way to improve shift performance on is350?
  246. IS250 Greddy EVO3 Exhaust
  247. Factory dual sport exhaust option
  248. M2 exhaust on ebay price change?
  249. Carbon fiber driveshaft
  250. MapECU worth it