View Full Version : LS4 Performance


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  1. Kawal Aux-3 harness in GXP.
  2. trans woes...come inside
  3. Brake upgrade
  4. how goes the battle to find parts for your GXP at local parts stores.
  5. Corsa Exhaust Question
  6. Possible new exhaust system for LS4...
  7. replacing water pump
  8. Ventus V4 ES H105
  9. My Transmission Finally Went
  10. Hogan Performance no longer fabricating downpipes
  11. Your personal review of the tires on your Grand Prix GXP *sticky*?
  12. installed zzp control arms
  13. Turbo Time!!!
  14. Easy mods while changing trans fluid?
  15. First time poster getting an 06 ss monte
  16. Solid Motor Mount Group Buy
  17. Solid Motor Mounts
  18. 08' Z06 MAF's
  19. Did it the right way
  20. WTB stock vlom tray
  21. Nitrous...
  22. Soooo....I bought a G8. Don't kill me!
  23. need help... Weire noise..
  24. FAST102 LSXr and Nick Williams 102mm Throttle Body Install
  25. Tranny help pleeeeease!!!!!!!
  26. GXP - No muffler or No Resonator?
  27. Getting a new paint job. Couple Questions First
  28. cv axle play.
  29. Trans making a bad noise
  30. brake shake help please!
  31. Issues with my 06 GXP
  32. External trans filter installed. New pics!
  33. 06 Monte Carlo - Rear Speaker Adapter?
  34. OnStar Mirror Wiring
  35. First time at track was a success!!!
  36. TCM Expert needed for Manual Trans Swap
  37. Nitrious stuff is on the way.
  38. Heading back to the track on 10/21
  39. Aftermarket Auto Parts Installer Directory
  40. New Turbo GXP...
  41. PS Pump Still Whining after replacement??
  42. Motor mounts oh motor mounts
  43. Turbo Impala SS
  44. ddm hids
  45. Anyone have Torque Spec for Idler Pulley
  46. 05 Grand Prix GXP P0856 code
  47. LS4 in my Off Road Race Truck. Am i missing something??
  48. Head/Cam question
  49. Free Air Box Mods?
  50. Stock GXP best SOTP mod?
  51. LS4 For Sale Section
  52. RE: CalSpeed Headers
  53. Tire Question
  54. Wheel Opinion Needed.
  55. Inferno Hood
  56. Gears
  57. Lowering spring questions.
  58. Me vs New Camro (rematch video)
  59. Wheel Clarification
  60. RPM Dependent Whine
  61. Shift Kit Question
  62. Lost to a 08 INFINITY G35x
  63. Bought some new parts for the car
  64. PO121: Bad Throttle Position Sensor
  65. Brand new to the LS4 World
  66. what do i need to rebuild my tranny
  67. anybody have their stock tune?
  68. bypassing radiator with a cooler
  69. new track times
  70. intake mani swap help.
  71. Any DOD Cams?
  72. Car Camera Mounting Options
  73. Exhaust manifold question
  74. Finished the ls1 swap.
  75. map extension
  76. light weight ls4
  77. maf sensor
  78. throttle body
  79. Me vs 3.8 Genesis
  80. 2007 Monte Carlo SS F/S
  81. tensioner pulley
  82. 2006 Impala SS VS 2011 Mustang V6
  83. Ipod jack
  84. Need Opinions & Answers....
  85. manifold swap help
  86. UPDATED 11/1/2012: LS4 Headers from CalSpeed Coming Soon!
  87. New ride, 2007 Impala SS, and the first mod!
  88. Passenger tweeter buzzing?
  89. Rattle under center console?
  90. Exhaust question
  91. Looking for a GXP Owner in SoCal or the Central Valley
  92. Hey guys. Noob with a noob question about ZL1 Rims
  93. would this rims fit our cars
  94. Anyone replace their PS pump?
  95. New PB for the Impala SS
  96. Build Numbers
  97. Another one gonee
  98. Dyno Retuned!!
  99. best spark plug
  100. Plug wire problem
  101. 2 year battery??
  102. cruise control stop working?
  103. looking to buy ls4 intake manifold
  104. ABS Traction Control Stability Control Fix
  105. Possibly getting an LS4 Monte
  106. Is it possible to get an 08 gxp tuned?
  107. Disable DOD
  108. GXP Transmission?
  109. Polished my wheels
  110. 15 inch drag tire. pics
  111. drag tire
  112. While venturning away from our dark corner of tech
  113. dissapointing track night.
  114. Love my LS4
  115. Racing myself!
  116. Looking for an LS4
  117. Pro-Comp Roller Rockers
  118. lowering springs
  119. Forced induction
  120. Hud :(
  121. LS4 UD Pulleys
  122. Tinting the tail lights
  123. Good to be back!
  124. Under the knife on Monday for the gxp
  125. Moar Pics
  126. Emblems and opinions!
  127. Lifter Tick
  128. Abnormal Whine when in reverse?
  129. gxp versus 6.2 silverado
  130. abs control module
  131. My GXP Transmission
  132. Storage prep
  133. GM's new competition against Dodge and Ford
  134. Oil Pressure
  135. Does my GXP have FE4 suspension?
  136. intake swap
  137. Won't start
  138. has any one tried exhaust like this on there mc ss
  139. W.O.T knock!
  140. hogan performance
  141. removing plastic underbody...
  142. Throttlebody Options
  143. Break Pads
  144. Trade-in Opinions
  145. Budget Mods
  146. I beat a TB SS
  147. recall 09132
  148. Audio questions
  149. Parts for sale
  150. Lost to a Camaro SS 6spd
  151. Motor Mount improvment
  152. Well i did it too. Traded the Imp ss
  153. Bolts backing out!!!
  154. change your cabin filter
  155. where are all the posts???
  156. Oil Filter question
  157. Putting up the Monte for sale
  158. Throttle body adapter for intake swap-$100 obo shipped
  159. Forum Administrators
  160. Trans Tuning
  161. no longer have a gxp thanks for all the help
  162. help with ideas tips and pics of custom engine covers
  163. dod help and headlight harness?
  164. Tap Shift Sucks
  165. GXP Fan Replacement?
  166. hey, another tire thread!
  167. spark plug change
  168. Diablo Trinity for sale
  169. MP3 Nav unit help
  170. Need suggestions for brake pads please.
  171. lug nuts
  172. abs light help
  173. DTC Help
  174. SS wheels flaking?
  175. Tire size?
  176. does anyone have contact info for will at overkill?
  177. Need HID Help
  178. 67 GMC fs
  179. 325 Crossed Flag Emblems
  180. Problem with cylinder 1 spark plug.. keeps going bad!
  181. Nightmare on Hub street, and code question
  182. Chevy announces the "SS"
  183. Dip stick oil change?
  184. quick tire size question-gxp
  185. car craft 2012
  186. Re-sleeve 5.3 to ?
  187. GXP Repoed leftover parts for sale, what other GM cars do brake pads fit
  188. Repoed last year, GXP history and lots of pics, video - Appreciate the years of help
  189. Anyone need a 2006 Grand Prix GXP?
  190. '06+ MCSS Trunk Lift Supports
  191. Sonax Boost Valve
  192. Vector MS Heat Soak Reduction Kt
  193. E85 for 06 SS
  194. Getting rid of some things...
  195. 2008 Grand Prix GXP Suspension Bounce
  196. LS4 intake
  197. ss emblem overlays
  198. Oh Boy!!
  199. New track times with TFS heads
  200. wheels
  201. PRICE DROP! - Diablo Sport Predator U7191
  202. The replacement
  203. Clicking noise in RF
  204. sensor location
  205. Brake Fluid Change
  206. Dex Cool
  207. 2008 grand prix gxp 71k
  208. Diff fluid exchange
  209. Cartuning Trans Pan Spacer and filter adapter
  210. another shift kit question
  211. Thought I'd Share....$10 off mobil one
  212. Odd issue. Possible maf failure?
  213. Ls6 injectors + Ev6 to Ev1 adapters
  214. Why do GXP wheels cost so freaking much?
  215. Trouble Light help
  216. Lifter Problem?
  217. LS6 Fuel Parts for Swap
  218. Brakemotive or other
  219. Racing Transmission texas
  220. 2006 monte carlo ss performance questions!! HELP PLEASE!!
  221. Strut time what did you use?
  222. Shifter stuck in park on 06 MonteSS
  223. Selling the GXP before we move
  224. Another trans bites the dust
  225. A/C Low pressure side
  226. Diablosport Predator for sale! CHEAP!
  227. Online Car show
  228. Intake manifolds?
  229. First time ever to a strip
  230. LS3 swap?
  231. 275/40r18
  232. GP GXP Launch Technique
  233. battery saver
  234. Upgrading Rockers
  235. Took the Monte to the track!!
  236. 2006 Impala SS wash, playing with new camera.
  237. MPD Hood
  238. beefing up the transmission
  239. DR STB's - Yeah...I'm Impressed!
  240. GXP headlight mod pics
  241. Is seeing believing?
  242. Appleton WI
  243. Custom grilles hope you guys like
  244. New Exterior Emblems for LS4 Cars Coming Soon! Feedback Needed!
  245. Just got my GXP
  246. Finally Blew My Trans
  247. Gxp won't run
  248. Finally added my Transmission Cooler!
  249. GXP Wheels?
  250. Going to try this again.....