View Full Version : LS4 Performance


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  1. GXP Center Speaker Replacement
  2. Valve Cover Gasket Leak
  3. LS4 swap info?
  4. 55K mile life of ball joints.
  5. What to do?
  6. question about TPMS
  7. knock sensor
  8. World of Wheels
  9. suspension upgrade worth it on a gxp?
  10. Some videos this time
  11. Door Panel/Mirror
  12. 243 head ?
  13. Turbo info
  14. Iss????
  15. FS:Stock Tires
  16. Top Ten CarsThat Don't Deserve Their Engines.
  17. Happy Birthday
  18. my shopping list??
  19. Cold Air Inductions Cone Filter and Aluminum Lid for the Box
  20. Front wheel well
  21. Possibly overheating???
  22. K&N & hogan catless dp for sale
  23. What font is the GXP logo?
  24. Vector Motorsports ECM/TCM combo... Anyone with experience?????
  25. Classifieds Heads Up: DP and Tuner
  26. sint3k-bye
  27. im bored, and kinda new
  28. Rear main seal?
  29. My MCSS all detailed up and some nice pics.....
  30. 2008 Impala SS Engine/Transmission questions
  31. ssc springs question
  32. How have you guys done against ls1's?
  33. Grilles?
  34. Coolant leak may be upper radiator hose...
  35. Gxp Motor Mount Flip
  36. Resonator
  37. HAPPY NEW YEAR but brake issues :(
  38. Ported intake tb and exhaust mani
  39. What is the backspacing/offset of stock SS wheels?
  40. Stupid question - ZUNE
  41. Billet dog bone
  42. 18" chrome LTZ wheels?
  43. is this normal?
  44. L92 heads
  45. Anyone have a stock airbox they want to get rid of?
  46. jacking up an impala
  47. Ls6 beehive valve springs
  48. need water pump gasket...HELP!
  49. Vector Motorsports Heat Soak Reduction Kit - For Sale
  50. fuel economy
  51. Sound clip finally
  52. supercharged 3.8 questions
  53. Impala SS Engine Trouble?
  54. anyone have two front hubs they can part with...
  55. Pics of my other SS, this ones blown!!
  56. Couple pics
  57. Charging system faliure
  58. The GXP Got A Friend For Christmas
  59. Should i get rid of DOD
  60. True Duals on a LS4 Monte Carlo SS
  61. thx to all that have helped
  62. Question Regarding Diablo Predator U7191
  63. Happy Holidays!!!
  64. haven't posted in a while
  65. Anyone in the STL area wanna help with a tune?
  66. GXP aftermarket
  67. Ouch.
  68. Has anybody replaced their own waterpump or does anyone know what's involved?
  69. '63 impala ss emblem. thoughts?
  70. Where would I get some SSC springs
  71. Dead Battery and a-hole dealership
  72. Dumb oil filter question
  73. This is what I have been up to
  74. Whats a 4T65E-HD transmission worth?
  75. Problems to date?
  76. monte carlo dash
  77. Will LS4 243 heads fit a 2000-2001 LS1 block?
  78. Just a little VID.
  79. Recieved a funny E-mail
  80. This seems odd (gxp's only)
  81. winsheild wiper replacement
  82. Someone need a cutout?
  83. What's the warranty on new transmission?
  84. Can Pontiac update the ecm/tcm
  85. GM design flaw what the hell
  86. Check this out
  87. Think i might trade in my gxp for a goat
  88. Hogan downpipe DP7S for sale
  89. What are the chances that this maifold fits better
  90. ltz wheels?
  91. Added another to my fleet
  92. for those who...
  93. Everyone Wants To Be Like Use
  94. BFG G-force KDWs for $89!!
  95. What do you think of these?
  96. Anyone have a stock TB to sell?
  97. Question for those with angel eyes projector headlights
  98. Deck interface adapter?
  99. this car is turning into a real piece of shit
  100. Air intake questions
  101. And this ticking noise bulletin
  102. New ticking noise bulletin
  103. Looking to use LS4/Auto in dune bugy project I know nothing about ls4s, help me learn
  104. water leak?
  105. Ported Head on LS4 - Any results?
  106. Optima Red Top
  107. 2nd time seat belt
  108. Impala SS Traction Issue - strange
  109. coolant leak...help...
  110. ghetto made Borla?
  111. My $600 winter wheel & tire combo
  112. Future Project...what do you think??(Longish)
  113. Wheel Size Question
  114. Snow!!!!!!!!!!
  115. New Pics!
  116. Gxp is going to be in the body shop till 2009
  117. nascar wheels for my monte
  118. Alarm issue that gm wont touch
  119. question about police impala wheels on an SS
  120. Well, I finally gave in....
  121. *Vid* Classic Chambered Muffler
  122. Another SSC Lowered GXP
  123. Gas mileage...
  124. What do you guys think Trifectaperformance.
  125. Remote lock / unlock .... Remote Start..
  126. what do u hate/love about your Impala?
  127. Supporting engine for tranny removal
  128. New GXP
  129. magnaflow exhaust for Impala SS
  130. SSC lowering spring question
  131. O2 Simm Question
  132. BMR mule
  133. ???
  134. CarlaCrusader updated clip!!
  135. Coolant woes....
  136. Making the Leap to Engine Mods :)
  137. Anyone in West NY wanna be a test mule?
  138. how hard would this be
  139. Northstar Grand Prix
  140. TSB for vibration?
  141. Cd track time?
  142. How to disable drl's?
  143. Time for snow tires...:(
  144. Simple Question regarding RPM
  145. Key Fob
  146. Quick exhaust clip
  147. what is our intake manifold made of?
  148. so ya this car is something else
  149. i bought my gf exhaust for christmas lol
  150. Goodbye ls4 hello ls1??? Maybe...
  151. GXP Hurting
  152. Headers & Exhaust?? impala ss 08
  153. Grand Prix tranny issues....
  154. Help!!!
  155. Black Friday
  156. Power Tour '09
  157. LED Tails are installed
  158. what parts can be swapped onto the ls4
  159. WTB LS4 Exhaust Mani.
  160. Time for the car to go..
  161. My Dealer Told Me Something Suspicious...
  162. Thanksgiving
  163. SSC's - do you need to roll the fenders?
  164. Lights shut off? Any ideas?
  165. auxiliary jack in gxp
  166. Need 05 GXP front wheel ASAP
  167. Shining/polishing the Alcoa wheels?
  168. One weird shift... makes me wonder.
  169. Wheels
  170. It's official
  171. Mall today
  172. According to dealer, my car was the most dangerous thing he has ever driven!
  173. ? for those using Hp tuner
  174. Gas Prices
  175. XM radio
  176. LS4 swap ??s
  177. charging problem... long
  178. Why it pays to be RWD....
  179. Car Tuning Turbo Kit installed
  180. E-brake
  181. Interested in taking the spoiler off
  182. dirt/sand in sideskirts...
  183. Go pick up a carcraft
  184. 7000+??
  185. Anyone looking for an Imp. SS or Monte SS
  186. If I decided to install H.I.D. lights in my SS
  187. just a little rant
  188. HP Tuners scan
  189. Locked keys in car/warranty question
  190. found an interesting old article
  191. HELP on choosing between a Monte SS or Impala SS
  192. Where is the Thermal / Electronic Flashers in Our Car?
  193. I made it
  194. New side skirt? (ground effect)
  195. Xbox 360 ???
  196. Brakes
  197. tps , coolant temperature reading
  198. Anyone want to buy a set of 20"s
  199. headlight bulb change
  200. C5 Corvette Caliper Brake Conversion
  201. cool vid
  202. Damn delco Battery
  203. Selling my GXP...
  204. Time to replace the ISS.
  205. HP Tuners/Warranty Questions
  206. Wheel Options???
  207. Racing seats
  208. where is the pcm located
  209. pissed off grand prix owner.. help?
  210. Look at this
  211. Rear defroster timer?
  212. Question about Projector Halo Headlights?!
  213. Loud rattle at startup...
  214. Thanx for the advice
  215. Mike in here
  216. Whats your best dyno #s?
  217. hogan down pipe catless $$
  218. Anyone have a Diablosport for sale?
  219. G8 GTX 638 HP LSX??? Check this out...
  220. New GXP
  221. new gauges monte carlo impala ss
  222. Intake Manifolds
  223. Lost 4cyl mode w tune
  224. Car wont start while at the dealer...
  225. brought it in for service today
  226. Painting cailipers
  227. so how much in debt are you guys with your cars?
  228. Help my wife w/her Marketing class....survey
  229. ss overlays
  230. Vote
  231. Pavlock Perf--Dealer for Magnaflow, Corsa, K&N, Diablo, and more!!
  232. Front end problems!
  233. Don Rome STBs?
  234. First time at the track
  235. Better quality vid of Classic Chambered muffler
  236. zzp motor mount
  237. Sell my GXP?
  238. more questions..yes I am full of them.(suspension this time)
  239. hello new GXP owner here with a few questions
  240. Meet two W-body owners
  241. thrusher exhaust
  242. Honestly. . . .
  243. need some expert advice
  244. Vid of 130 MPH run, sound of Classic Chambered muffler in tunnel
  245. Any tire pressure monitor mods for winter wheels?
  246. Taking out the battery?
  247. Flip Tails Installed!!
  248. Intake Feeler
  249. Call me a n0oB if you want...... But.
  250. Help No power!!