View Full Version : LS4 Performance


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