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View Full Version : LS4 Performance


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  1. Kill video
  2. LS4 Intake porting. Worth it?
  3. Cold Air Inductions
  4. TPMS valve warning
  5. My own poly trans mount done updated** 3/7/13
  6. How to hide t1000 trinity wire
  7. Radiator Cooling Fan Issue
  8. New HU or aux adapter?
  9. Adding Trans Cooler LS4 Buick Super
  10. oil filters
  11. Long time no post... whos still here??
  12. Traction Control Issue
  13. inner tie rods
  14. ls4 oil pan swap
  15. 255/45R18 Potenza S04 or 275/40R18 something else?
  16. GXP knocking/thumping from rear
  17. 9.5 inch 20"s rims will they fit
  18. Pics of my new GXP
  19. New Member!
  20. painting inferno hood opinions
  21. Proton NX nitrous Brand new 400.00 shipped
  22. Trinity users
  23. Cut out Placement.
  24. shorter dogbones and poly mounts success
  25. A/C control
  26. help with build
  27. Radio Problem
  28. LS7 Twin Turbo...
  29. Westers vs. Nelson tune
  30. Charging issues on 07 gp gxp?
  31. LS7 MAF install...and why the LS4 MAf sucks.
  32. WHP that are cars are making with just a few bolt on's
  33. Monte Carlo Wheel Question
  34. 2006 GXP Oil Consumption/Alignment
  35. Triple Edge Perf Transmission Feedback
  36. Lowering Springs and Struts
  37. 2014 Impala = Ford Taurus?
  38. 4 dash lights at once ahhhhhh!!!!
  39. GXP value?
  40. 20 x 8.5" Torq Thrust M
  41. 285/40/18 ?
  42. New hp tuners is out!!
  43. 45 mm offset
  44. o2 sensor locations???
  45. inferno hood
  46. Anyone have this happen before??
  47. ???????
  48. GXP Saleen rim offset question?
  49. Trunk not releasing
  50. pk3 programming question
  51. Non-Intercooled Cartuning Kit
  52. electrical issues
  53. HELP!!! Need Water Pump Bolt Torque Spec
  54. Lacrosse resonator delete
  55. gxp parts question
  56. Fight with a guardrail :/
  57. LS4 Porn
  58. CalSpeed LS4 Headers: 1/13/2013 Update
  59. major problems
  60. LED interior lighting
  61. my parked cars got hit :(
  62. 2011 camaro ss harmonic balencer
  63. LSXTV Feature Opportunity
  64. 2006 mcss
  65. ss mc gauge pod
  66. Cylinder #5 misfire
  67. Elbrus I05
  68. Placement of cutout
  69. Exhaust
  70. Tell me about the Cat conveter law? Mine is going.
  71. will 114.3 rims fit on gxp
  72. question??
  73. New times for the Impala SS
  74. New Tranny
  75. Sorry to post here, quick sale new rear tires, stock GXP airbox
  76. Headers/Downpipe
  77. what is this?
  78. GXP acceleration video
  79. Spring Options
  80. Doug Thorley March special!
  81. Wheel bearings - Does price matter?
  82. Chrome wheels peeling
  83. Anyone running this exhaust set up?
  84. installing a 5.3 into my 83 monte carlo
  85. Traded in the Impala
  86. Charging System Question
  87. HID lights for '06 SS
  88. rocker panel molding loose
  89. WTB LS6 Intake Manifold
  90. e85
  91. maybe a dumb question-
  92. Traction control Issues
  93. The front wheels off a GXP put onto the rear
  94. DT Headers LS4 intro offer
  95. NOS - Who's Spraying ?
  96. Does anyone have service repair manual ?
  97. coolant leak
  98. Ipod adapter for stock Nav?
  99. Doug Thorley Headers now a sponsor!!
  100. Underdrive Pulley
  101. Ls4 tuning help
  102. Next performance mod
  103. Whats the better mod for the money?
  104. WTB Stock ls4 manifold
  105. Ebay catch can install
  106. performance suggestions wanted
  107. squeak from font left
  108. video??
  109. turbo build
  110. Bolt-on LS4 specific performance parts
  111. Well its been over a year now
  112. headers??
  113. I made it!
  114. Has anybody removed their door guards?
  115. GXP Sway bar sizes?
  116. Cold Air Inductions CAI for sale
  117. Sound system sadness :(
  118. K&N Cold Air Kit on eBay
  119. Waterless cooling
  120. Getting my car Plasti Dipped what color?
  121. Need your opinion
  122. A couple Of Vids,.....
  123. abs module :(
  124. Sold GXP got a K&N FIPK FS
  125. pics of the GXP @san francisco
  126. Actuators on Monte carlo's and Impala's
  127. Satellite antenna
  128. My SS has me scratching my head...HELP
  129. Pictures and suggestions on what to do first.
  130. What mods have you installed this year?
  131. Best street Performance tire??
  132. Non-tapshift vs. TapShift Transmission
  133. headers
  134. Took some pics of the GTO and GXP
  135. exhaust
  136. how much did it cost YOU for a new transmission?
  137. charging problem
  138. Ok everyone.. I am trying to take over this site.
  139. best way to unclog the sunroof drain holes?
  140. LS2 intake fit with DOD tray?
  141. Cheapest Place for Magnaflow
  142. Need GXP Factory Nav Connectors for Denso Unit
  143. Great Day at the Dyno!
  144. Show me your rims thread (GXP)
  145. Here is one for you..at highway speeds cars sputtering and shifting odd
  146. Check your brake fluid.
  147. Well fellas
  148. Spintech's?
  149. New exhaust on GXP
  150. Exhaust Question
  151. Gxp Rims on Impala?
  152. Corsa Exhaust Installed !!!
  153. another tranny bites the dust...
  154. Ported Intake
  155. underdrive pulley???for ls4??
  156. poly bushings for GXP
  157. LSx compatability thread for the LS4
  158. Did some maintenance on Rue
  159. Looking for a front manifold, 5.3
  160. GXP Gauge Pillar Install.
  161. Data wiring/module issue
  162. Guys with 3.69s
  163. ColdAirInductions Cold air intake for 06 monte
  164. Horrible Gas Mileage
  165. battery issue
  166. Having rear fenders rolled
  167. Grand Prix GXP trunk courtesy lamp
  168. New GXP Owner, Tire Issues
  169. Early model tb to later model ls4
  170. Tranny pan bolt torque
  171. MSD parts for the LS4
  172. want to buy, stock vlom tray and map sensor.
  173. TB Adapter
  174. Battery in the trunk
  175. Kawal Aux-3 harness in GXP.
  176. trans woes...come inside
  177. Brake upgrade
  178. how goes the battle to find parts for your GXP at local parts stores.
  179. Corsa Exhaust Question
  180. Possible new exhaust system for LS4...
  181. replacing water pump
  182. Ventus V4 ES H105
  183. My Transmission Finally Went
  184. Hogan Performance no longer fabricating downpipes
  185. Your personal review of the tires on your Grand Prix GXP *sticky*?
  186. installed zzp control arms
  187. Turbo Time!!!
  188. Easy mods while changing trans fluid?
  189. First time poster getting an 06 ss monte
  190. Solid Motor Mount Group Buy
  191. Solid Motor Mounts
  192. 08' Z06 MAF's
  193. Did it the right way
  194. WTB stock vlom tray
  195. Nitrous...
  196. Soooo....I bought a G8. Don't kill me!
  197. need help... Weire noise..
  198. FAST102 LSXr and Nick Williams 102mm Throttle Body Install
  199. Tranny help pleeeeease!!!!!!!
  200. GXP - No muffler or No Resonator?
  201. Getting a new paint job. Couple Questions First
  202. cv axle play.
  203. Trans making a bad noise
  204. brake shake help please!
  205. Issues with my 06 GXP
  206. External trans filter installed. New pics!
  207. 06 Monte Carlo - Rear Speaker Adapter?
  208. OnStar Mirror Wiring
  209. First time at track was a success!!!
  210. TCM Expert needed for Manual Trans Swap
  211. Nitrious stuff is on the way.
  212. Heading back to the track on 10/21
  213. Aftermarket Auto Parts Installer Directory
  214. New Turbo GXP...
  215. PS Pump Still Whining after replacement??
  216. Motor mounts oh motor mounts
  217. Turbo Impala SS
  218. ddm hids
  219. Anyone have Torque Spec for Idler Pulley
  220. 05 Grand Prix GXP P0856 code
  221. LS4 in my Off Road Race Truck. Am i missing something??
  222. Head/Cam question
  223. Free Air Box Mods?
  224. Stock GXP best SOTP mod?
  225. LS4 For Sale Section
  226. RE: CalSpeed Headers
  227. Tire Question
  228. Wheel Opinion Needed.
  229. Inferno Hood
  230. Gears
  231. Lowering spring questions.
  232. Me vs New Camro (rematch video)
  233. Wheel Clarification
  234. RPM Dependent Whine
  235. Shift Kit Question
  236. Lost to a 08 INFINITY G35x
  237. Bought some new parts for the car
  238. PO121: Bad Throttle Position Sensor
  239. Brand new to the LS4 World
  240. what do i need to rebuild my tranny
  241. anybody have their stock tune?
  242. bypassing radiator with a cooler
  243. new track times
  244. intake mani swap help.
  245. Any DOD Cams?
  246. Car Camera Mounting Options
  247. Exhaust manifold question
  248. Finished the ls1 swap.
  249. map extension
  250. light weight ls4