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View Full Version : LS4 Performance


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  1. GXP - 5.3 "Tune-Up"
  2. 60 ft tricks
  3. Will this work..
  4. Spooling the turbo key chain with N2O
  5. Looking at buying a GP GXP
  6. Top Speed Run *Video on Pg. 3*
  7. Torque Spec
  8. HELP with problem
  9. Jet Performance module?????
  10. Need new front tires..........suggestions?
  11. Off topic video
  12. Input?
  13. Oh man, my car is screwed!!!
  14. Help A Friend: 2008 Pontiac G6 GXP
  15. what is this?
  16. 06 gp gxp cai-UPDATE!!
  17. tach signal???
  18. went to rotate my tires....
  19. Impala SS tires 235/50/18
  20. input shaft broke :(
  21. Shift kit question
  22. BRAKEMOTIVE is having a sale YOU should know about!
  23. lets talk gas mileage
  24. superchips cortex 2950 problems
  25. thanks for all the support...new car
  26. LS1 intake will be dyno'd on 3/14
  27. Still Trying To Figure It Out...
  28. Best Mileage to Date
  29. anyone runnin e85?
  30. fwd to rwd
  31. colored stitching
  32. Red MCSS / Black Headlights - Added "Sunny" Pics
  33. 250k, 2006 Grand Prix GXP
  34. Wooohoo!!!
  35. Vids of mufflers on my car past and present.
  36. My GXP Exhaust Idle
  37. Secret to running in the low 13's
  38. For those New Englanders that dont venture out of this section! May 7th Car Show!
  39. Pan Drop Filter/Fluid Change
  40. Indy LS4 Owners
  41. harmonic balancer
  42. Rims
  43. oil pan gasket gxp
  44. GXP Suspension
  45. LS1/LS2/LS6 intake swap Sticky!!!
  46. Transmission Cooler
  47. Transmission Rebuild
  48. Transmission chain
  49. Dod filter......important??
  50. My Journey to a GXP (pics included) 56k pound sand
  51. Question about Comp Tune...
  52. turning DOD off
  53. Funny thread
  54. 5X115 vs 5X114.3
  55. New LS4 owner
  56. LS1 intake swap.
  57. Intake swap guys, wheres the MAP sensor go??
  58. HVAC Mode Door Actuator
  59. Latest exhaust vid
  60. header wtap ?
  61. Intake Manifold
  62. Got some new rims
  63. cat over temp program?
  64. 110 octane without a tune
  65. 1st results from taking gxp back to Dealer.
  66. Summer Tires
  67. interior resonance delete??
  68. Check your transmission fluid
  69. Just picked up a set of Continental Extreme Contact DWS Tires
  70. Cooler thermostat
  71. Trans Fluid
  72. Tail light conundrum
  73. new look for the grill
  74. New Impala SS owner
  75. Flipped and wrecked the car....fun while it lasted
  76. Finally taking the Gxp in to the Dealership
  77. question about mustang and old gp rims.
  78. Dome light clips
  79. GXP Issues- Check Engine Light, Trans issue least I think? Steering Wheel Viberations
  80. headliner fit
  81. It's official, Tranny destroyed.
  82. New mod should be here in 3wks
  83. Transmission Flush
  84. ordered some parts :D
  85. tranny acting up...
  86. Traded the Monte Carlo
  87. Car shelter collapsed...
  88. Exhaust Manifold
  89. GXP Strut Assy swap
  90. Starting to mod my GXP - help me.
  91. Transmission issues...curious question
  92. tourque on android
  93. Tune Advice
  94. Lew tune
  95. Cully's SS - New Pics / Mods
  96. had the fuel injectors cleaned
  97. February LS4 of the month Winner
  98. 19" neproxy crome rims
  99. diablo for a 2005 gxp + fuel filter
  100. Powdercoating Alcoa's?
  101. 2x SSC Springs
  102. XM Radio Cutting Out? Also.....
  103. Just make/relocate a new IAT sensor
  104. CAI intake research
  105. Dash
  106. Minor work today
  107. need help fast!!
  108. Flowmaster 40 Series Cold Start
  109. All Dash Warning Lights on
  110. trans pan compatibility
  111. dedicated forum
  112. '06 Grand Prix GXP RPM Fluctuates
  113. Yes! DoD is gone!
  114. Ipod Install on stock Monsoon System
  115. Stock rim weight
  116. Headlights
  117. Magnaflow exhaust owners!!!
  118. Headlights and Odometer dont work after stereo install
  119. LS4 throttle body
  120. HID Issues!!
  121. P0843 P0700 trans codes
  122. Flowmaster 10 series....
  123. Relocate ECM and TCM?
  124. trans / tire questions
  125. I now have a Batman smoke screen or I'm using a shit-ton of oil
  126. Getting ready for spring.
  127. Rear exhaust manifold idea. Work with me here.. guys.
  128. DiabloSport Predator/Trinity Custom Tuning Available!
  129. cai help please
  130. diablosport trinity???
  131. WOT 1st to 2nd Tranny "Squeak"
  132. cylinder1 misfire. fuel economy (gxp)
  133. Underdrive Pulley?
  134. 275/40 rear tires
  135. Slinging Grease
  136. Question???????
  137. Cartuning Kit Question
  138. GP GXP Braking Issue
  139. crossover pipe wrap
  140. My Fuel Mileage Statistics
  141. Went to the track
  142. Another intake option?
  143. Resistor in key?
  144. February LS4 of the month vote poll
  145. tap shift change up
  146. Anyone tint windows near Lima, Ohio?
  147. converting a non-tap to tap-shift?
  148. Equivalence A/F ratio vs. O2 mv reading
  149. GXP Stock exhaust tip size
  150. GP GXP fog light bulb burnt out
  151. Near-future plans for my car
  152. STS Turbo Kit
  153. Drag Radials/Slicks
  154. lauching??
  155. Check this car out for sale......
  156. Few questions/concerns with the GXP
  157. Projector headlights
  158. Service stability/traction systems!!
  159. transmission
  160. Thought you guys might enjoy
  161. Pic request. Somebody snap a pic of the rear exhaust manifold outlet form.
  162. uh oh...3 days into the honeymoon....tranny slippage?
  163. For those who think a small cam is not the way to go. Look!
  164. MCSS - No Audio Out of Amped Radio
  165. ss emblem on grille
  166. need some hp tuner help
  167. The W-Body FINALLY gets the 6-speed auto from the factory for 2012!
  168. Brakes?
  169. Throttle Bodies...
  170. new GXP owner here....
  171. Diablosport Predator on Flebay
  172. Flipped motor mount
  173. Flip's taillights
  174. auto dim/temp/compass install
  175. Gauge Needles
  176. Warranty Work
  177. gxp rear deck 6x9 aftermarket install
  178. Opinions Needed
  179. Sort of on topic
  180. Debating on future of GXP
  181. is there a reason...
  182. Great deal on Optima Batteries
  183. Is it the battery?
  184. exhaust question
  185. got stuck in snow now cars acting wierd
  186. 7191 predator, with cables, $175 shipped...
  187. 07 GXP Bought last week dead battery
  188. Weight difference between Alcoas and knockoffs?
  189. Shimmy????
  190. Shift Kit
  191. February LS4 of the month
  192. Free fix for whining idler pulley
  193. GXP cam swap question
  194. P-0420
  195. Who's still here? Everyones Leaving :(
  196. Might be departing with the Impala
  197. Thinking about getting a Trailblazer SS
  198. Help...Buzzing noise when wheels spin
  199. gxp badges
  200. Again???
  201. 4t65e drive chain
  202. Traded in the SS
  203. Check out what a local shop is doing around KC....
  204. impala rental
  205. water pump question
  206. Tuning for '07s???
  207. i finally dumped the gxp
  208. NOLA World of Wheels
  209. Hud
  210. Wrecked the car today
  211. Back from the dead thread. LS6 cam. respect this guy, guys!
  212. Need Some Input
  213. water pump head gasket radiator take your pick
  214. repainted the lettering on my engine cover (mini "how to")
  215. Anyone close to JC MO with a tuner
  216. Simple way to disable DoD?
  217. Where is the Engine Block Heater?
  218. 07 Impala SS 4th gear bump
  219. Official post your HIDs thread
  220. 1 Year Free XM:D
  221. Where is Larry???
  222. Transmission question
  223. 87 Octane Tune: Mission Accomplished!
  224. Catless Downpipe + DiabLew Tune = More Power & Better Mileage!
  225. another tranny thread, but i swear its somewhat original
  226. Magnaflow catback without resonator?
  227. It's so damn cold...
  228. The first LS4 of the month Winner
  229. Tighter converter ?
  230. Last minutes to vote
  231. Anybody run 275/40s other than Falkens?
  232. jp and i ran again today
  233. New track times for the SS with vids
  234. Moving on. . . .
  235. Chrome trim removal??
  236. Lew's DiabLew Tune: STILL the Shit!
  237. west coast specialization on the 4t65hd
  238. Tap shift conversion
  239. GTP transmission the same?
  240. factory air filter part#
  241. 06 impala SS - mod help
  242. Anyone repaint their stock calipers on a GXP with a different color???
  243. Blew up dash speaker
  244. My First Car
  245. Tire Pressure Monitors
  246. Got My black DEPO Headlights In...Pics Inside!
  247. Impala compass location
  248. GXP Owners! What is you EQ Set at?
  249. LS4 voting
  250. Dyno Results LS6 intake etc