View Full Version : LS4 Performance


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  1. new track times
  2. intake mani swap help.
  3. Any DOD Cams?
  4. Car Camera Mounting Options
  5. Exhaust manifold question
  6. Finished the ls1 swap.
  7. map extension
  8. light weight ls4
  9. maf sensor
  10. throttle body
  11. Me vs 3.8 Genesis
  12. 2007 Monte Carlo SS F/S
  13. tensioner pulley
  14. 2006 Impala SS VS 2011 Mustang V6
  15. Ipod jack
  16. Need Opinions & Answers....
  17. manifold swap help
  18. UPDATED 11/1/2012: LS4 Headers from CalSpeed Coming Soon!
  19. New ride, 2007 Impala SS, and the first mod!
  20. Passenger tweeter buzzing?
  21. Rattle under center console?
  22. Exhaust question
  23. Looking for a GXP Owner in SoCal or the Central Valley
  24. Hey guys. Noob with a noob question about ZL1 Rims
  25. would this rims fit our cars
  26. Anyone replace their PS pump?
  27. New PB for the Impala SS
  28. Build Numbers
  29. Another one gonee
  30. Dyno Retuned!!
  31. best spark plug
  32. Plug wire problem
  33. 2 year battery??
  34. cruise control stop working?
  35. looking to buy ls4 intake manifold
  36. ABS Traction Control Stability Control Fix
  37. Possibly getting an LS4 Monte
  38. Is it possible to get an 08 gxp tuned?
  39. Disable DOD
  40. GXP Transmission?
  41. Polished my wheels
  42. 15 inch drag tire. pics
  43. drag tire
  44. While venturning away from our dark corner of tech
  45. dissapointing track night.
  46. Love my LS4
  47. Racing myself!
  48. Looking for an LS4
  49. Pro-Comp Roller Rockers
  50. lowering springs
  51. Forced induction
  52. Hud :(
  53. LS4 UD Pulleys
  54. Tinting the tail lights
  55. Good to be back!
  56. Under the knife on Monday for the gxp
  57. Moar Pics
  58. Emblems and opinions!
  59. Lifter Tick
  60. Abnormal Whine when in reverse?
  61. gxp versus 6.2 silverado
  62. abs control module
  63. My GXP Transmission
  64. Storage prep
  65. GM's new competition against Dodge and Ford
  66. Oil Pressure
  67. Does my GXP have FE4 suspension?
  68. intake swap
  69. Won't start
  70. has any one tried exhaust like this on there mc ss
  71. W.O.T knock!
  72. hogan performance
  73. removing plastic underbody...
  74. Throttlebody Options
  75. Break Pads
  76. Trade-in Opinions
  77. Budget Mods
  78. I beat a TB SS
  79. recall 09132
  80. Audio questions
  81. Parts for sale
  82. Lost to a Camaro SS 6spd
  83. Motor Mount improvment
  84. Well i did it too. Traded the Imp ss
  85. Bolts backing out!!!
  86. change your cabin filter
  87. where are all the posts???
  88. Oil Filter question
  89. Putting up the Monte for sale
  90. Throttle body adapter for intake swap-$100 obo shipped
  91. Forum Administrators
  92. Trans Tuning
  93. no longer have a gxp thanks for all the help
  94. help with ideas tips and pics of custom engine covers
  95. dod help and headlight harness?
  96. Tap Shift Sucks
  97. GXP Fan Replacement?
  98. hey, another tire thread!
  99. spark plug change
  100. Diablo Trinity for sale
  101. MP3 Nav unit help
  102. Need suggestions for brake pads please.
  103. lug nuts
  104. abs light help
  105. DTC Help
  106. SS wheels flaking?
  107. Tire size?
  108. does anyone have contact info for will at overkill?
  109. Need HID Help
  110. 67 GMC fs
  111. 325 Crossed Flag Emblems
  112. Problem with cylinder 1 spark plug.. keeps going bad!
  113. Nightmare on Hub street, and code question
  114. Chevy announces the "SS"
  115. Dip stick oil change?
  116. quick tire size question-gxp
  117. car craft 2012
  118. Re-sleeve 5.3 to ?
  119. GXP Repoed leftover parts for sale, what other GM cars do brake pads fit
  120. Repoed last year, GXP history and lots of pics, video - Appreciate the years of help
  121. Anyone need a 2006 Grand Prix GXP?
  122. '06+ MCSS Trunk Lift Supports
  123. Sonax Boost Valve
  124. Vector MS Heat Soak Reduction Kt
  125. E85 for 06 SS
  126. Getting rid of some things...
  127. 2008 Grand Prix GXP Suspension Bounce
  128. LS4 intake
  129. ss emblem overlays
  130. Oh Boy!!
  131. New track times with TFS heads
  132. wheels
  133. PRICE DROP! - Diablo Sport Predator U7191
  134. The replacement
  135. Clicking noise in RF
  136. sensor location
  137. Brake Fluid Change
  138. Dex Cool
  139. 2008 grand prix gxp 71k
  140. Diff fluid exchange
  141. Cartuning Trans Pan Spacer and filter adapter
  142. another shift kit question
  143. Thought I'd Share....$10 off mobil one
  144. Odd issue. Possible maf failure?
  145. Ls6 injectors + Ev6 to Ev1 adapters
  146. Why do GXP wheels cost so freaking much?
  147. Trouble Light help
  148. Lifter Problem?
  149. LS6 Fuel Parts for Swap
  150. Brakemotive or other
  151. Racing Transmission texas
  152. 2006 monte carlo ss performance questions!! HELP PLEASE!!
  153. Strut time what did you use?
  154. Shifter stuck in park on 06 MonteSS
  155. Selling the GXP before we move
  156. Another trans bites the dust
  157. A/C Low pressure side
  158. Diablosport Predator for sale! CHEAP!
  159. Online Car show
  160. Intake manifolds?
  161. First time ever to a strip
  162. LS3 swap?
  163. 275/40r18
  164. GP GXP Launch Technique
  165. battery saver
  166. Upgrading Rockers
  167. Took the Monte to the track!!
  168. 2006 Impala SS wash, playing with new camera.
  169. MPD Hood
  170. beefing up the transmission
  171. DR STB's - Yeah...I'm Impressed!
  172. GXP headlight mod pics
  173. Is seeing believing?
  174. Appleton WI
  175. Custom grilles hope you guys like
  176. New Exterior Emblems for LS4 Cars Coming Soon! Feedback Needed!
  177. Just got my GXP
  178. Finally Blew My Trans
  179. Gxp won't run
  180. Finally added my Transmission Cooler!
  181. GXP Wheels?
  182. Going to try this again.....
  183. Transmission swap
  184. Just purchased an 05 GP GXP my
  185. offset
  186. WANTED LS4 Swap w-body,
  187. Dyno numbers are in. Had a big day:) with vid!!
  188. Tuning '08 GXP
  189. Exhaust Catalytic converter or resonator
  190. WTB: Car tuning turbo kit
  191. 93 with ethanol or 91 without ethanol?
  192. Grand Prix issue
  193. Grand Prix GXP question?
  194. Diablo tune and now car won't start.
  195. Oil Pan Gasket per OIL BURNING TSB: HOW TO
  196. Having some issues with the GXP
  197. ls4 question
  198. spring.question.
  199. rotors
  200. Lowering Springs ??
  201. Stall speed
  202. another ls4er car is gone
  203. got flowmaster super 44s
  204. Shes gone
  205. 07 impala exhaust tip size
  206. Hot Rod Power Tour
  207. Who will win???
  208. Whistler Mod on Impala?
  209. What is the best replacement manufacturer for hub assembly?
  210. Complete LS1 Intake Swap For Sale - $500 shipped
  211. Removing/ installing transmission
  212. Couple of runs at the track
  213. Quick Exhaust Question
  214. Wheels and tires Stolen from my car!
  215. Lowering
  216. LS4 swap...
  217. Jasper needs CORES
  218. Gto
  219. wish...
  220. Diablo Intune
  221. Update / Upgrade Suggestions
  222. Calipers chipping
  223. how many quarts low for oil light to come on?
  224. correct forum.
  225. 08 Grand Prix GXP 1/8th mile times.
  226. Is this a transmission problem
  227. stock intake, missing line?
  228. ls1 intake, whats a good deal?
  229. Who knows the most??? Ls4!!!
  230. Rear lateral arms
  231. Brake Build
  232. Props to nmp0098! Incredible tuning!
  233. Bad head gasket??
  234. might be changing cars
  235. Selling my GXP
  236. DTR question
  237. DOD delete options?
  238. New 06/gxp owner
  239. Coolant Temp Sensor / Thermostat?????
  240. trans bit the dust today
  241. Trans Shop Western PA?
  242. question for MCSS & IMPSS owners
  243. yet another question about the cam/ecm, etc LS4
  244. LS4 100 shot Dry Nitrous project!!!!
  245. ls4 turbos
  246. Annoying squeal only when in reverse
  247. Mr Shelby thank you for your cars.
  248. Ls4 swap for base model impala?
  249. brake upgrade
  250. Bought The 06 Imp SS Today