View Full Version : LS4 Performance


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