View Full Version : LS4 Performance


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  1. HID lights for '06 SS
  2. rocker panel molding loose
  3. WTB LS6 Intake Manifold
  4. e85
  5. maybe a dumb question-
  6. Traction control Issues
  7. The front wheels off a GXP put onto the rear
  8. DT Headers LS4 intro offer
  9. NOS - Who's Spraying ?
  10. Does anyone have service repair manual ?
  11. coolant leak
  12. Ipod adapter for stock Nav?
  13. Doug Thorley Headers now a sponsor!!
  14. Underdrive Pulley
  15. Ls4 tuning help
  16. Next performance mod
  17. Whats the better mod for the money?
  18. WTB Stock ls4 manifold
  19. Ebay catch can install
  20. performance suggestions wanted
  21. squeak from font left
  22. video??
  23. turbo build
  24. Bolt-on LS4 specific performance parts
  25. Well its been over a year now
  26. headers??
  27. I made it!
  28. Has anybody removed their door guards?
  29. GXP Sway bar sizes?
  30. Cold Air Inductions CAI for sale
  31. Sound system sadness :(
  32. K&N Cold Air Kit on eBay
  33. Waterless cooling
  34. Getting my car Plasti Dipped what color?
  35. Need your opinion
  36. A couple Of Vids,.....
  37. abs module :(
  38. Sold GXP got a K&N FIPK FS
  39. pics of the GXP @san francisco
  40. Actuators on Monte carlo's and Impala's
  41. Satellite antenna
  42. My SS has me scratching my head...HELP
  43. Pictures and suggestions on what to do first.
  44. What mods have you installed this year?
  45. Best street Performance tire??
  46. Non-tapshift vs. TapShift Transmission
  47. headers
  48. Took some pics of the GTO and GXP
  49. exhaust
  50. how much did it cost YOU for a new transmission?
  51. charging problem
  52. Ok everyone.. I am trying to take over this site.
  53. best way to unclog the sunroof drain holes?
  54. LS2 intake fit with DOD tray?
  55. Cheapest Place for Magnaflow
  56. Need GXP Factory Nav Connectors for Denso Unit
  57. Great Day at the Dyno!
  58. Show me your rims thread (GXP)
  59. Here is one for you..at highway speeds cars sputtering and shifting odd
  60. Check your brake fluid.
  61. Well fellas
  62. Spintech's?
  63. New exhaust on GXP
  64. Exhaust Question
  65. Gxp Rims on Impala?
  66. Corsa Exhaust Installed !!!
  67. another tranny bites the dust...
  68. Ported Intake
  69. underdrive pulley???for ls4??
  70. poly bushings for GXP
  71. LSx compatability thread for the LS4
  72. Did some maintenance on Rue
  73. Looking for a front manifold, 5.3
  74. GXP Gauge Pillar Install.
  75. Data wiring/module issue
  76. Guys with 3.69s
  77. ColdAirInductions Cold air intake for 06 monte
  78. Horrible Gas Mileage
  79. battery issue
  80. Having rear fenders rolled
  81. Grand Prix GXP trunk courtesy lamp
  82. New GXP Owner, Tire Issues
  83. Early model tb to later model ls4
  84. Tranny pan bolt torque
  85. MSD parts for the LS4
  86. want to buy, stock vlom tray and map sensor.
  87. TB Adapter
  88. Battery in the trunk
  89. Kawal Aux-3 harness in GXP.
  90. trans woes...come inside
  91. Brake upgrade
  92. how goes the battle to find parts for your GXP at local parts stores.
  93. Corsa Exhaust Question
  94. Possible new exhaust system for LS4...
  95. replacing water pump
  96. Ventus V4 ES H105
  97. My Transmission Finally Went
  98. Hogan Performance no longer fabricating downpipes
  99. Your personal review of the tires on your Grand Prix GXP *sticky*?
  100. installed zzp control arms
  101. Turbo Time!!!
  102. Easy mods while changing trans fluid?
  103. First time poster getting an 06 ss monte
  104. Solid Motor Mount Group Buy
  105. Solid Motor Mounts
  106. 08' Z06 MAF's
  107. Did it the right way
  108. WTB stock vlom tray
  109. Nitrous...
  110. Soooo....I bought a G8. Don't kill me!
  111. need help... Weire noise..
  112. FAST102 LSXr and Nick Williams 102mm Throttle Body Install
  113. Tranny help pleeeeease!!!!!!!
  114. GXP - No muffler or No Resonator?
  115. Getting a new paint job. Couple Questions First
  116. cv axle play.
  117. Trans making a bad noise
  118. brake shake help please!
  119. Issues with my 06 GXP
  120. External trans filter installed. New pics!
  121. 06 Monte Carlo - Rear Speaker Adapter?
  122. OnStar Mirror Wiring
  123. First time at track was a success!!!
  124. TCM Expert needed for Manual Trans Swap
  125. Nitrious stuff is on the way.
  126. Heading back to the track on 10/21
  127. Aftermarket Auto Parts Installer Directory
  128. New Turbo GXP...
  129. PS Pump Still Whining after replacement??
  130. Motor mounts oh motor mounts
  131. Turbo Impala SS
  132. ddm hids
  133. Anyone have Torque Spec for Idler Pulley
  134. 05 Grand Prix GXP P0856 code
  135. LS4 in my Off Road Race Truck. Am i missing something??
  136. Head/Cam question
  137. Free Air Box Mods?
  138. Stock GXP best SOTP mod?
  139. LS4 For Sale Section
  140. RE: CalSpeed Headers
  141. Tire Question
  142. Wheel Opinion Needed.
  143. Inferno Hood
  144. Gears
  145. Lowering spring questions.
  146. Me vs New Camro (rematch video)
  147. Wheel Clarification
  148. RPM Dependent Whine
  149. Shift Kit Question
  150. Lost to a 08 INFINITY G35x
  151. Bought some new parts for the car
  152. PO121: Bad Throttle Position Sensor
  153. Brand new to the LS4 World
  154. what do i need to rebuild my tranny
  155. anybody have their stock tune?
  156. bypassing radiator with a cooler
  157. new track times
  158. intake mani swap help.
  159. Any DOD Cams?
  160. Car Camera Mounting Options
  161. Exhaust manifold question
  162. Finished the ls1 swap.
  163. map extension
  164. light weight ls4
  165. maf sensor
  166. throttle body
  167. Me vs 3.8 Genesis
  168. 2007 Monte Carlo SS F/S
  169. tensioner pulley
  170. 2006 Impala SS VS 2011 Mustang V6
  171. Ipod jack
  172. Need Opinions & Answers....
  173. manifold swap help
  174. UPDATED 11/1/2012: LS4 Headers from CalSpeed Coming Soon!
  175. New ride, 2007 Impala SS, and the first mod!
  176. Passenger tweeter buzzing?
  177. Rattle under center console?
  178. Exhaust question
  179. Looking for a GXP Owner in SoCal or the Central Valley
  180. Hey guys. Noob with a noob question about ZL1 Rims
  181. would this rims fit our cars
  182. Anyone replace their PS pump?
  183. New PB for the Impala SS
  184. Build Numbers
  185. Another one gonee
  186. Dyno Retuned!!
  187. best spark plug
  188. Plug wire problem
  189. 2 year battery??
  190. cruise control stop working?
  191. looking to buy ls4 intake manifold
  192. ABS Traction Control Stability Control Fix
  193. Possibly getting an LS4 Monte
  194. Is it possible to get an 08 gxp tuned?
  195. Disable DOD
  196. GXP Transmission?
  197. Polished my wheels
  198. 15 inch drag tire. pics
  199. drag tire
  200. While venturning away from our dark corner of tech
  201. dissapointing track night.
  202. Love my LS4
  203. Racing myself!
  204. Looking for an LS4
  205. Pro-Comp Roller Rockers
  206. lowering springs
  207. Forced induction
  208. Hud :(
  209. LS4 UD Pulleys
  210. Tinting the tail lights
  211. Good to be back!
  212. Under the knife on Monday for the gxp
  213. Moar Pics
  214. Emblems and opinions!
  215. Lifter Tick
  216. Abnormal Whine when in reverse?
  217. gxp versus 6.2 silverado
  218. abs control module
  219. My GXP Transmission
  220. Storage prep
  221. GM's new competition against Dodge and Ford
  222. Oil Pressure
  223. Does my GXP have FE4 suspension?
  224. intake swap
  225. Won't start
  226. has any one tried exhaust like this on there mc ss
  227. W.O.T knock!
  228. hogan performance
  229. removing plastic underbody...
  230. Throttlebody Options
  231. Break Pads
  232. Trade-in Opinions
  233. Budget Mods
  234. I beat a TB SS
  235. recall 09132
  236. Audio questions
  237. Parts for sale
  238. Lost to a Camaro SS 6spd
  239. Motor Mount improvment
  240. Well i did it too. Traded the Imp ss
  241. Bolts backing out!!!
  242. change your cabin filter
  243. where are all the posts???
  244. Oil Filter question
  245. Putting up the Monte for sale
  246. Throttle body adapter for intake swap-$100 obo shipped
  247. Forum Administrators
  248. Trans Tuning
  249. no longer have a gxp thanks for all the help
  250. help with ideas tips and pics of custom engine covers