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View Full Version : LS4 Performance


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  1. ASA Wheel Warranty Question
  2. Heads Question.
  3. Failure to Communicate
  4. EBC sport rotors
  5. Tune ? for catless downpipe
  6. Jus my luck!
  7. Tips
  8. Drag Radial Help?!
  9. Nitto 555's
  10. A few reckless vids.
  11. Window
  12. will it fit?
  13. headlights dont work
  14. So I Listed My Car
  15. Ready to Stalk
  16. Ram air Dogbones
  17. New Addition to the LS4 Family!
  18. The GXP going WOT!
  19. ss emblem for front grill
  20. In regards to my last dyno run..
  21. crazy question
  22. flipping the motor mount
  23. holy spark plugs batman!
  24. stability system and tcs warning after battery change
  25. baby is on his way!!!!!
  26. Transmission Noise Help
  27. Headlights
  28. Oil Pressure Gauge...
  29. # bolt truck TB to LS1/LS6 manifold vid.. WATCH
  30. Truck 3 bolt throttle body to LS1/LS6 intake vid.. Watch!
  31. Diablo Predator Help!!!
  32. March LS4 of the month
  33. Hooker Maximum Flow Muffler Swap Opinions
  34. GXP Sway Bar Sizes
  35. explain camber bolts to me...
  36. Think we can get one of these for our cars??
  37. Painted rim mod
  38. I need tires!!
  39. Eibach pro kit ?
  40. Quick Help Question
  41. Dyno numbers are in.. Ugh...
  42. GXP - 5.3 "Tune-Up"
  43. 60 ft tricks
  44. Will this work..
  45. Spooling the turbo key chain with N2O
  46. Looking at buying a GP GXP
  47. Top Speed Run *Video on Pg. 3*
  48. Torque Spec
  49. HELP with problem
  50. Jet Performance module?????
  51. Need new front tires..........suggestions?
  52. Off topic video
  53. Input?
  54. Oh man, my car is screwed!!!
  55. Help A Friend: 2008 Pontiac G6 GXP
  56. what is this?
  57. 06 gp gxp cai-UPDATE!!
  58. tach signal???
  59. went to rotate my tires....
  60. Impala SS tires 235/50/18
  61. input shaft broke :(
  62. Shift kit question
  63. BRAKEMOTIVE is having a sale YOU should know about!
  64. lets talk gas mileage
  65. superchips cortex 2950 problems
  66. thanks for all the support...new car
  67. LS1 intake will be dyno'd on 3/14
  68. Still Trying To Figure It Out...
  69. Best Mileage to Date
  70. anyone runnin e85?
  71. fwd to rwd
  72. colored stitching
  73. Red MCSS / Black Headlights - Added "Sunny" Pics
  74. 250k, 2006 Grand Prix GXP
  75. Wooohoo!!!
  76. Vids of mufflers on my car past and present.
  77. My GXP Exhaust Idle
  78. Secret to running in the low 13's
  79. For those New Englanders that dont venture out of this section! May 7th Car Show!
  80. Pan Drop Filter/Fluid Change
  81. Indy LS4 Owners
  82. harmonic balancer
  83. Rims
  84. oil pan gasket gxp
  85. GXP Suspension
  86. LS1/LS2/LS6 intake swap Sticky!!!
  87. Transmission Cooler
  88. Transmission Rebuild
  89. Transmission chain
  90. Dod filter......important??
  91. My Journey to a GXP (pics included) 56k pound sand
  92. Question about Comp Tune...
  93. turning DOD off
  94. Funny thread
  95. 5X115 vs 5X114.3
  96. New LS4 owner
  97. LS1 intake swap.
  98. Intake swap guys, wheres the MAP sensor go??
  99. HVAC Mode Door Actuator
  100. Latest exhaust vid
  101. header wtap ?
  102. Intake Manifold
  103. Got some new rims
  104. cat over temp program?
  105. 110 octane without a tune
  106. 1st results from taking gxp back to Dealer.
  107. Summer Tires
  108. interior resonance delete??
  109. Check your transmission fluid
  110. Just picked up a set of Continental Extreme Contact DWS Tires
  111. Cooler thermostat
  112. Trans Fluid
  113. Tail light conundrum
  114. new look for the grill
  115. New Impala SS owner
  116. Flipped and wrecked the car....fun while it lasted
  117. Finally taking the Gxp in to the Dealership
  118. question about mustang and old gp rims.
  119. Dome light clips
  120. GXP Issues- Check Engine Light, Trans issue least I think? Steering Wheel Viberations
  121. headliner fit
  122. It's official, Tranny destroyed.
  123. New mod should be here in 3wks
  124. Transmission Flush
  125. ordered some parts :D
  126. tranny acting up...
  127. Traded the Monte Carlo
  128. Car shelter collapsed...
  129. Exhaust Manifold
  130. GXP Strut Assy swap
  131. Starting to mod my GXP - help me.
  132. Transmission issues...curious question
  133. tourque on android
  134. Tune Advice
  135. Lew tune
  136. Cully's SS - New Pics / Mods
  137. had the fuel injectors cleaned
  138. February LS4 of the month Winner
  139. 19" neproxy crome rims
  140. diablo for a 2005 gxp + fuel filter
  141. Powdercoating Alcoa's?
  142. 2x SSC Springs
  143. XM Radio Cutting Out? Also.....
  144. Just make/relocate a new IAT sensor
  145. CAI intake research
  146. Dash
  147. Minor work today
  148. need help fast!!
  149. Flowmaster 40 Series Cold Start
  150. All Dash Warning Lights on
  151. trans pan compatibility
  152. dedicated forum
  153. '06 Grand Prix GXP RPM Fluctuates
  154. Yes! DoD is gone!
  155. Ipod Install on stock Monsoon System
  156. Stock rim weight
  157. Headlights
  158. Magnaflow exhaust owners!!!
  159. Headlights and Odometer dont work after stereo install
  160. LS4 throttle body
  161. HID Issues!!
  162. P0843 P0700 trans codes
  163. Flowmaster 10 series....
  164. Relocate ECM and TCM?
  165. trans / tire questions
  166. I now have a Batman smoke screen or I'm using a shit-ton of oil
  167. Getting ready for spring.
  168. Rear exhaust manifold idea. Work with me here.. guys.
  169. DiabloSport Predator/Trinity Custom Tuning Available!
  170. cai help please
  171. diablosport trinity???
  172. WOT 1st to 2nd Tranny "Squeak"
  173. cylinder1 misfire. fuel economy (gxp)
  174. Underdrive Pulley?
  175. 275/40 rear tires
  176. Slinging Grease
  177. Question???????
  178. Cartuning Kit Question
  179. GP GXP Braking Issue
  180. crossover pipe wrap
  181. My Fuel Mileage Statistics
  182. Went to the track
  183. Another intake option?
  184. Resistor in key?
  185. February LS4 of the month vote poll
  186. tap shift change up
  187. Anyone tint windows near Lima, Ohio?
  188. converting a non-tap to tap-shift?
  189. Equivalence A/F ratio vs. O2 mv reading
  190. GXP Stock exhaust tip size
  191. GP GXP fog light bulb burnt out
  192. Near-future plans for my car
  193. STS Turbo Kit
  194. Drag Radials/Slicks
  195. lauching??
  196. Check this car out for sale......
  197. Few questions/concerns with the GXP
  198. Projector headlights
  199. Service stability/traction systems!!
  200. transmission
  201. Thought you guys might enjoy
  202. Pic request. Somebody snap a pic of the rear exhaust manifold outlet form.
  203. uh oh...3 days into the honeymoon....tranny slippage?
  204. For those who think a small cam is not the way to go. Look!
  205. MCSS - No Audio Out of Amped Radio
  206. ss emblem on grille
  207. need some hp tuner help
  208. The W-Body FINALLY gets the 6-speed auto from the factory for 2012!
  209. Brakes?
  210. Throttle Bodies...
  211. new GXP owner here....
  212. Diablosport Predator on Flebay
  213. Flipped motor mount
  214. Flip's taillights
  215. auto dim/temp/compass install
  216. Gauge Needles
  217. Warranty Work
  218. gxp rear deck 6x9 aftermarket install
  219. Opinions Needed
  220. Sort of on topic
  221. Debating on future of GXP
  222. is there a reason...
  223. Great deal on Optima Batteries
  224. Is it the battery?
  225. exhaust question
  226. got stuck in snow now cars acting wierd
  227. 7191 predator, with cables, $175 shipped...
  228. 07 GXP Bought last week dead battery
  229. Weight difference between Alcoas and knockoffs?
  230. Shimmy????
  231. Shift Kit
  232. February LS4 of the month
  233. Free fix for whining idler pulley
  234. GXP cam swap question
  235. P-0420
  236. Who's still here? Everyones Leaving :(
  237. Might be departing with the Impala
  238. Thinking about getting a Trailblazer SS
  239. Help...Buzzing noise when wheels spin
  240. gxp badges
  241. Again???
  242. 4t65e drive chain
  243. Traded in the SS
  244. Check out what a local shop is doing around KC....
  245. impala rental
  246. water pump question
  247. Tuning for '07s???
  248. i finally dumped the gxp
  249. NOLA World of Wheels
  250. Hud