View Full Version : LS4 Performance


Pages : 1 2 3 4 5 6 7 8 9 10 11 12 [13] 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34

  1. battery issue
  2. HVAC Lights
  3. New shell race gas
  4. Stock cam HP dropoff
  5. ls1 intake
  6. GXP 255 guys ?'s
  7. Thanks Joeiles
  8. Advice on getting better mileage?
  9. Dead battery, ugh!
  10. exhaust project
  11. free GXP magnaflow exhaust
  12. choice to be made
  13. Someone help i got a issue with my grand prix gxp
  14. Before and after dyno numbers (headers)
  15. winters coming
  16. Americas LS4 2011 Calendar
  17. Add me to the tranny list
  18. Intake and Exhaust Manifolds
  19. Is it possible to run 305s?
  20. ecutout blowing fuse
  21. downpipes
  22. About to buy a GXP
  23. Converted my car to a cheap Impala LS
  24. Scuffed an Alcoa
  25. Any one had any luck.....
  26. Installed DDM HIDs 35w 5000k
  27. Well, think I spoke to soon.. tranny acting up this morning... uugghhh!!
  28. MissingThread
  29. DOD AFM question
  30. An alternative for those with problems with the window pillars...
  31. Tint: 35% front doors, 20% back doors, what % rear? Pics?
  32. dynomax catback for GXP??
  33. interior question
  34. Well... it finally happened....
  35. Strut help!
  36. e85
  37. low buzzing noise from dashboard
  38. Americas LS4 2011 Calendar Question
  39. O/T 280zx restoration
  40. early X-mas present and early Shit-mas present
  41. what you guys think about these?
  42. running lean
  43. ls2 intake?
  44. Need INFO ON this person
  45. ram air hood
  46. Code on GXP
  47. sweet commercials
  48. Anybody else having problems with LS1Tech?
  49. thinking about running a 75 shot
  50. Mach 1 Race
  51. change the lean situation
  52. Lucky me, unlucky Mustang
  53. Project 2005 GP GXP
  54. Calendar?? did it ever get printed?
  55. programmer for 05?
  56. Which size rim....
  57. Build Update
  58. Transmission...what parts to get
  59. help? car wont start...
  60. GXP Grill removal
  61. thanks
  62. superchips 2865
  63. DP You were right
  64. Need opinion's
  65. Driving lights? You'll love this...
  66. need help finding some exhaust parts
  67. ZZP Shift Kit on Sale Black Friday
  68. black friday deals at wbodystore.com
  69. Need some wiring help!
  70. Someone help ASAP please. Belt tensioner
  71. Racing on the 215
  72. How many of you guys spray??
  73. GXP Fender Signal Write-Up
  74. What to get for X-Mas for the MC
  75. coolant leak HELP!!!!!
  76. I am new - and i have been on other Forums
  77. 255 45r18 on a Monte Carlo SS
  78. Happy Thanksgiving
  79. I have a crazy idea....light-up portholes!
  80. Injectors, where to buy?
  81. O/T: This '00 GTP worth $500?
  82. Did your parents have cool cars when you were a kid?
  83. Pimp (un-Pimp?) my Buick!
  84. Pirelli Pzero Nero All Season 235/50/R18
  85. Just bought some DDM HIDS
  86. Transmission line leaking. Help
  87. I raced a CTS-V
  88. Why did the LS4 have to go away?
  89. Trans shudder
  90. Anyone have this problem?
  91. help, smoked another convertor
  92. Off Topic: Winter project car
  93. 3800 V6 Explosion?
  94. FINALLY gonna dyno Paula
  95. Time to go...
  96. Yenko Camaro
  97. Hornblaster Horns Installed on Impy SS
  98. Tire size
  99. Hey!!
  100. Lumbar Problem... intelligence needed!
  101. Off Topic, buddies 2011 5.0 runs 12.1 stock
  102. Stock Down Pipe
  103. Anybody NOT activate the OnStar?
  104. Mileage
  105. Thinking about buying this car...
  106. dumb question i need help with
  107. Factory Navigation Update
  108. alcoa wheel
  109. Need some advice....
  110. Redoing my exhaust as well.
  111. 40 series flowmasters
  112. LED Lights
  113. raced a g8 gxp and grand prix gxp
  114. Today Was A Good Day
  115. Had some fun raping a R/T Challenger.
  116. GM Heritage Center Free Restoration Information Kits
  117. HID HELP for GP
  118. quick manifold swap questions.? LS1
  119. ls4 mod, tune, swap, add-on questions
  120. A picture to share
  121. Different color front parking/signal bulbs
  122. Cleaning the Rotors?
  123. Been a While!!!
  124. 2nd to 3rd shift
  125. factory monsoon stereo system glitch
  126. Navagation Retrofit MCSS??
  127. 4T65E-HD Slips off the line
  128. monte ss vs camaro llt or v6
  129. spare tire?
  130. Dual Climate zone issue
  131. Hood Questions MC SS
  132. 1st drag pass in the Buick
  133. Going after a friends RT. need suggestions
  134. dog bone and poly mount
  135. does tire repair kit ruin tpm?
  136. Track results
  137. well guys i think the tranny may be slipping??
  138. dumb thing i did
  139. A New friend
  140. GXP vs Mustang animation trash talk
  141. them halo headlights!!
  142. bridgestone 960 pole positions
  143. A little Rage!!
  144. I need Magnaflow pics
  145. Running Rich
  146. New GXP, Tuning Problem
  147. Resonator??
  148. Jet Performance chips
  149. Eagle RSA vs Goodrich G Force KDWS
  150. Running lean??
  151. hankook tiers
  152. Finally Got Tinted!!!!!!!!
  153. Heated Seats FTW!
  154. Cheap price HIDs
  155. 2005 gxp tune questions
  156. Ls4 Shirts! Almost gone!
  157. After Cleaning MAF, whats proper way to reset.
  158. little tiny scratches all over top of GXP's headlamps?
  159. Dont kill me, but I have an LS1 intake swap question
  160. Diablosport Predator vs Trinity
  161. Hood Insulator?
  162. AutoX Videos
  163. 3.29s or stock?
  164. Trans Shift Kit Help!!!!
  165. Transmission Cooler - MUST READ
  166. Spina Bifiada Carshow
  167. What kind of plug wires do you run
  168. shift kit
  169. Mounting Transmission Sensor
  170. Finally in the 13's
  171. DT Headers or Hogan DP?
  172. DOD Light
  173. Brakes: Just noticed this today
  174. Wiring Colors and Locations
  175. Headlights cloudy
  176. Battery: Current draw???
  177. stupid question.
  178. I googled
  179. Navigation in GXP
  180. Turbo timer
  181. exhaust/fuel question
  182. Possible Solution to the 4 CYC Rattle Issue
  183. Something GOOD can get BETTER
  184. Buy a GXP?
  185. 2008 GXP Paint Code
  186. Creaking GXP Sunroof, suggestions ?
  187. any info on a Throttle body spacer
  188. another new guy with the MCSS
  189. Dyno Tune Michigan Area
  190. tranny slippin
  191. You might own a LS4 if....
  192. Weird noise
  193. Need a new FWD winter car.
  194. Pop noise
  195. Deeeeaaaaaddddd Batttery!!!!
  196. Thanks JDMC5
  197. Dyno Tune at New Era Performance
  198. tranny cooler
  199. Just Stumbled on This..
  200. transmission
  201. LS4 Shirts
  202. "bog" under acceleration
  203. vibration at 55-65
  204. Another new GXP owner
  205. Factory Radio for sale
  206. Equipped or Stripped? List the options on your LS4
  207. High Beam issues
  208. Any Chicagoland/ NW Burbs LS4 cars ?
  209. New daily driver
  210. Final Weekend
  211. Pumpkin pic
  212. Bluetooth option
  213. new member with a mcss
  214. Saw a bad ass Monte Today.
  215. Damn it!!!!!!!
  216. HID Headlight/foglight connector review
  217. LS4 Shirts Are In!!!!!!!!!
  218. headliner
  219. Michigan meet?
  220. remote start + heated seats?
  221. Tinted taillights
  222. hud display problem
  223. New Member! NEPA
  224. attempting whistle fix question
  225. DT Headers with GXP complete Brake kit -450!!!!!
  226. finally installed my headers! a lil help?
  227. situation
  228. tire rotation on gxp
  229. I think im having transmission issues!!!!!!!!!
  230. Anything unique about your LS4 car?
  231. Engine temp fluctuations.....head gasket?
  232. SOB Carshow
  233. Anyone do a throttle body swap yet?
  234. Extended Warranty is it Worth it?
  235. Swirls on the SS
  236. For those that don't know...
  237. auto fog lights
  238. Fvck this car!!!!
  239. New GXP Owner Here! Hi Everyone!
  240. Okay, I'm a retard...How the f#ck do you change wiper blades on an Impala?
  241. New member with a Buick
  242. oil in throttle body
  243. What size of tire....
  244. The Black Whale has been Traded
  245. Happy Birthday Travis (AlabamaGuy)
  246. Where are my Impala's
  247. LS4 Shirts--Payment Info
  248. inferno spoiler
  249. fuel pump wiring
  250. Shirt pics.