View Full Version : LS4 Performance


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  1. Bonnie GXP rims! Picked them up today!
  2. performance parts?
  3. DoD
  4. Is the LS4 a "LSX"
  5. YES! Finally!
  6. Intake design input
  7. laser cut shaker Grille
  8. Death by a........
  9. Familiar Codes?
  10. tri-state are ls4 meet
  11. Official Speedo War thread
  12. 20 to 120 video
  13. Stage 2 intake
  14. 06 monte carlo battery removal
  15. GXP Wheels (cleaning)
  16. Update
  17. Dashlight Fuse Burnt out.
  18. Strange Trans Issue
  19. Exhaust video
  20. Took down an STS today
  21. impala ss 2006 halo CCFL turning off
  22. Finally got pics of the ss after death.
  23. Cutout
  24. Happy Mardi Gras
  25. wiper fluid not coming out
  26. Colormatched headlights are almost done
  27. Removing Intake manifold Question
  28. Selling the SS
  29. My 08 SS vs. 98 Turbocharged 240sx
  30. Spintech Clips as Promised
  31. minor mod GXP Vs Minor mod TC SS Coby
  32. Oil Pressure sensor replacement
  33. Newb with suspension ??s
  34. mpd hood questions
  35. GXP exhaust measurements
  36. Another Wheels Thread
  37. cabin filter
  38. CV Boot leaking
  39. Air Bag Question
  40. trans for LS4 fwd. 0km
  41. Found this funny
  42. Project: GXP-TN2O UPDATE
  43. Ls4 belt tensioner replacement, lessions I learned!
  44. Blew the P/S cooler line
  45. Cold Air Intake?
  46. GXP fuel mileage
  47. High Idle - Cold Start Warmup
  48. WHO Dat
  49. Gold bow tie replacement....
  50. Stock SS wheels needed
  51. DIY!!Bulb repacement for heater control unit!!!
  52. vss wire
  53. Lost Again
  54. tire pressure sensors for cheap?
  55. my engine mount is destroyed
  56. Texas LS4 Meet
  57. Power steering pump
  58. Custom Engine plaque
  59. For the couple Texas members here...
  60. Ported LS4 Intake Manifold
  61. Tuners
  62. Fasterproms Ported LS4 Intake Manifold
  63. Back from "Cobalt Hell"
  64. Anyone have FOOSE Challenger rims?
  65. Converter issue... trans on its way out... surprise surprise...
  66. GP to Bonneville spring swap?
  67. Z06 front brake conversion on GXP
  68. Just looking out for fellow Members...
  69. why does my Impy SS roll like a manual tranny?
  70. New to LS4 community
  71. Wheel opinion
  72. New RIMS
  73. my new ss.
  74. To EVERYONE that has had tranny problems,
  75. So I was at the motor show yesterday...
  76. Questions about impala SS
  77. GXP Fiberglass Hood for sale w/ pics
  78. Rear Caliper Slider Bolts
  79. Gm High Tech magazine
  80. key fob with remote start question
  81. Your never going to believe this!!
  82. Oil Catch Can for excessive oil leaking in intake manifold
  83. transmission recall...
  84. Anyone interested in a Diablo Predator
  85. Oil pan gasket...where to find a higher end one
  86. LS4 Belt tensioner replacement... what a pain!!!
  87. Impala SS 2006 Surprising DYNO numbers!
  88. LED Tails
  89. WTB: Poly Dog Bone Bushing
  90. I have a stupid question.
  91. Whats up eveyone!
  92. Spintech Cat Back Installed -Video-
  93. I have the greatest dealer
  94. HID alternative?
  95. Torque Thrust Wheels
  96. thinking of switching cams
  97. any intrest in stock parts?
  98. Possible Ignition
  99. Emblems
  100. not very happy with impala
  101. Another tranny thread, problems at 37,200.
  102. World of Wheels pics
  103. So this was not expected...
  104. NFC Champions!!!!!!
  105. Mod plans...
  106. where to buy a hogan catless dp
  107. diy intake and feels like i lost power
  108. Off-Topic: Stub-Hub
  109. my tranny is starting to slip.
  110. rpm drop in 2nd gear
  111. Joined the Bad Tranny Club
  112. Source of stainless steel fittings?
  113. What are ls4 front drives classified as?
  114. GXP spare tire
  115. new avatar test
  116. flipped motor mount, how to.
  117. '09 Impala - rear squeaks going over speed bumps
  118. Steering Problem...
  119. GXP Nav
  120. IPod to GXP Nav unit
  121. *** FOR SALE *** U7191 DiabloSport Predator...
  122. Is the stock TB a limiting factor for a bolt-on car?
  123. GXP Front LH side Fender?
  124. rev limiter??
  125. Would this fuel rail fit a LS6 Intake?
  126. Please name these wheels ...
  127. Opinions WANTED! Dont you hate.....
  128. LS6 swap throttle body
  129. Impala SS vs Charger r/t
  130. Why'd you have to start shit Mel?
  131. Muffler Fit Question
  132. grand prix trunk mat
  133. Leaking power steering hose
  134. rear suspension?
  135. CAI Dyno Numbers?
  136. feeler, anyone want the stock navigation system?
  137. New Guy
  138. Thinking of buying a LS4
  139. Funny video
  140. hey mel need your help
  141. Another GXP Traded In for G8
  142. Impala Console Removal
  143. Another Mustang Kill
  144. quick answer about Don Romes stbs
  145. $150 a piece, take your pick
  146. World of Wheels
  147. Monsoon Stereo
  148. winter MPG
  149. GXP owners please step in
  150. D-I-Y shift kit observations
  151. 918 springs or dual springs valvetrain questions
  152. auxilary input for a gxp
  153. port & polish stock heads or aftermarket heads
  154. Modifying fuel rail, bending it
  155. Taller fuel injectors, higher rates?
  156. North America's LS4 Calendar pics
  157. FAST 92mm intake swap need help and info get ready to see it done
  158. North America's LS4 Calendars are in!!
  159. Transmission dead 41k miles
  160. SS Cop Cars?
  161. OPSU relocate But Where?
  162. Aftermarket Warranty
  163. Good S.E. Mich Transmission shops???
  164. Who else is bugged....
  165. E-brake problem
  166. Steering recall on 2006 Monte Carlo SS
  167. Would you buy a gxp with 100,000 miles?
  168. Those of you with rockers and rods
  169. New Wheel Bearings, And Bonus Stabilizer Bushings
  170. 2007 gxp
  171. Question
  172. Strange noise
  173. Oil pressure problem
  174. Estimated WHP increase w/ 3 mods - 09 SS
  175. GXP Aftermarket Rims
  176. What is our normal fuel pressure?
  177. Fuel rail Modification Whats it made of?
  178. Happy New Year!!!
  179. ADD OIL Light
  180. another transmission question
  181. stb issue
  182. 3rd Brake Light
  183. For those of you that have cutout on the gxp
  184. Dale Earnhardt Jr Killer wheels..... Anybody got em?????
  185. Badge Measurement
  186. How many G's Have You Pulled?
  187. Tran failure (nothing new) Possibly saying good bye though..
  188. catless dp
  189. Cai dimentions
  190. Borla exhaust?
  191. Exhaust cutout
  192. WTB fuel Rail
  193. LS6 or LS1 Manifold swap thoughts Questions
  194. Merry Christmas everyone!
  195. need a big favor
  196. Chrome plated grille
  197. Air Filter Question
  198. 2K6 Impala SS 6 Disc Changer Issue
  199. Which ls4 to get?
  200. quick question for the guys with HP tuners.
  201. What i did today
  202. LS4 Calendar on Sale Now
  203. 2000-2005 Monte Carlo headlights and tails for sale
  204. GXP Exhaust or Mufflers??
  205. Paypal Scam
  206. LS4 guys help with W-body.
  207. Anyone want the dyno results from my intake swap?
  208. rim and tire bargin
  209. New driveby...Hogan DP + Cutout
  210. lowering
  211. Hows it going... Newbie
  212. Recall for GXP
  213. got another Impala SS
  214. Help! 2005 GTP Monsoon speaker popping noise!
  215. North America's LS4 2010 Calendar
  216. Evil Mr. Winter came to NOVA/DC/MD/VA area, Poor Gxp has been abandoned...
  217. I would like to apologize for the other thread. (Paint opinions, not like the other)
  218. 05 GXP with heater control issues
  219. Let the hate and flames flow, pics of my car.
  220. Interested in TB spacer or adapter
  221. Looking at getting a gxp?
  222. Gauge Pods
  223. Got my Cutout! Brand,Placement, Sound, Vids, Pictures, Mods ect.
  224. LS6 throttle body
  225. Yearly reminder of the 'mistatements' from Diablosport
  226. Little slip in my tranny @ 54,445 miles
  227. tire size
  228. craigslist find
  229. World of Wheels
  230. couple problems with the gxp
  231. Every error you can think of just popped up....
  232. WTB Monte Carlo Foglight Trim
  233. Used W-Bodies
  234. the delcos dead
  235. Possible Transmission Failure in the works (again)
  236. its that time again
  237. Normal/Average Engine Coolant Temp...
  238. 05 gxp cai??
  239. Do Mustang Wheels fit? (sorry)
  240. 2007 Impala ls modding
  241. HID ballast mounting?
  242. Need Muffler Help!
  243. pretty impressed!!
  244. Dyno Chart DISCUSSION thread
  245. Dyno Charts Go Here
  246. Any Dyno mumbers with a Cam?
  247. Spare Tire for '08 GXP ??
  248. 2010 Calendar
  249. LS4 cam specs
  250. I miss the GXP, mostly, the TURBO :(