View Full Version : LS4 Performance


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  1. Magnaflow vs other mufflers
  2. This should come as no surprise...
  3. Need swap info? Please read
  4. Ottawa IL tunes weekend of Feb. 28
  5. Hogan downpipe problem?
  6. For those who leased..................
  7. what are the normal values I should be seeing for trans temp, oil temp, etc...
  8. Magnaflow or SLP?
  9. SSC Springs Question
  10. New to the fwd ls4s
  11. Jet Power Control Module
  12. top ls4 dynos----possible sticky
  13. GXP Hot Cam Install-hp questions?
  14. Cheap alternative?
  15. Exclaim UHP Tires
  16. New HU is on the way..
  17. ZZP high ratio rockers
  18. Aftermarket wheels for GXP?
  19. Stock Bilsteen Struts for my 2006 GXP
  20. spark plugs
  21. wtf chevy 2010 impala??
  22. Mobil 1 Synthetic Dexron VI in my 2008 Impala SS?
  23. cheapest place to buy K&N CAI?
  24. Street Machine of the Year Video
  25. Oil Change
  26. anyone know it a 5.3 will just drop in a 2006 grand prix GT
  27. hit a deer...anybody know where I might find a black GXP nose clip in Houston?
  28. Trading for SS Impala?
  29. 2006 GXP Steering Question
  30. SRT-8 Jeep
  31. Monte Carlo on Ebay
  32. Selling my GXP for 13,900
  33. Thank you GM!
  34. looking for a turbo kit
  35. question about your CAI
  36. NFL Game Day
  37. Need Advice - Previous Gen Radiator Thickness
  38. Well wont have the car for awhile (pics)
  39. Question to You guys who put subs in your car
  40. Airraid Throttle Body Spacer: The Verdict
  41. Car is going into the shop...
  42. cold weather performance.
  43. Those of you w/the Vector heat soak kit...
  44. Picked up the Goat today
  45. Suspension tricks to limit weight transfer?
  46. are tires covered under warranty?
  47. How to change GXP fog lights?
  48. Car finally fixed with no issues except one
  49. Freak accident??
  50. Headrest removal??
  51. need some help... crank pulley??
  52. Khan Noonien Singh
  53. 275/40-18's on a GXP?
  54. Traction Mods, what works, what doesn't.
  55. tranny??
  56. Back at the dealership
  57. Need Shift Kit Advice
  58. Grease points?
  59. just another idea
  60. had some questions
  61. New Aftermarket Headlights
  62. Went to the dealership yesterday....
  63. some lucky bastard ....
  64. Drive by exhaust clip
  65. GXP Center Speaker Replacement
  66. Valve Cover Gasket Leak
  67. LS4 swap info?
  68. 55K mile life of ball joints.
  69. What to do?
  70. question about TPMS
  71. knock sensor
  72. World of Wheels
  73. suspension upgrade worth it on a gxp?
  74. Some videos this time
  75. Door Panel/Mirror
  76. 243 head ?
  77. Turbo info
  78. Iss????
  79. FS:Stock Tires
  80. Top Ten CarsThat Don't Deserve Their Engines.
  81. Happy Birthday
  82. my shopping list??
  83. Cold Air Inductions Cone Filter and Aluminum Lid for the Box
  84. Front wheel well
  85. Possibly overheating???
  86. K&N & hogan catless dp for sale
  87. What font is the GXP logo?
  88. Vector Motorsports ECM/TCM combo... Anyone with experience?????
  89. Classifieds Heads Up: DP and Tuner
  90. sint3k-bye
  91. im bored, and kinda new
  92. Rear main seal?
  93. My MCSS all detailed up and some nice pics.....
  94. 2008 Impala SS Engine/Transmission questions
  95. ssc springs question
  96. How have you guys done against ls1's?
  97. Grilles?
  98. Coolant leak may be upper radiator hose...
  99. Gxp Motor Mount Flip
  100. Resonator
  101. HAPPY NEW YEAR but brake issues :(
  102. Ported intake tb and exhaust mani
  103. What is the backspacing/offset of stock SS wheels?
  104. Stupid question - ZUNE
  105. Billet dog bone
  106. 18" chrome LTZ wheels?
  107. is this normal?
  108. L92 heads
  109. Anyone have a stock airbox they want to get rid of?
  110. jacking up an impala
  111. Ls6 beehive valve springs
  112. need water pump gasket...HELP!
  113. Vector Motorsports Heat Soak Reduction Kit - For Sale
  114. fuel economy
  115. Sound clip finally
  116. supercharged 3.8 questions
  117. Impala SS Engine Trouble?
  118. anyone have two front hubs they can part with...
  119. Pics of my other SS, this ones blown!!
  120. Couple pics
  121. Charging system faliure
  122. The GXP Got A Friend For Christmas
  123. Should i get rid of DOD
  124. True Duals on a LS4 Monte Carlo SS
  125. thx to all that have helped
  126. Question Regarding Diablo Predator U7191
  127. Happy Holidays!!!
  128. haven't posted in a while
  129. Anyone in the STL area wanna help with a tune?
  130. GXP aftermarket
  131. Ouch.
  132. Has anybody replaced their own waterpump or does anyone know what's involved?
  133. '63 impala ss emblem. thoughts?
  134. Where would I get some SSC springs
  135. Dead Battery and a-hole dealership
  136. Dumb oil filter question
  137. This is what I have been up to
  138. Whats a 4T65E-HD transmission worth?
  139. Problems to date?
  140. monte carlo dash
  141. Will LS4 243 heads fit a 2000-2001 LS1 block?
  142. Just a little VID.
  143. Recieved a funny E-mail
  144. This seems odd (gxp's only)
  145. winsheild wiper replacement
  146. Someone need a cutout?
  147. What's the warranty on new transmission?
  148. Can Pontiac update the ecm/tcm
  149. GM design flaw what the hell
  150. Check this out
  151. Think i might trade in my gxp for a goat
  152. Hogan downpipe DP7S for sale
  153. What are the chances that this maifold fits better
  154. ltz wheels?
  155. Added another to my fleet
  156. for those who...
  157. Everyone Wants To Be Like Use
  158. BFG G-force KDWs for $89!!
  159. What do you think of these?
  160. Anyone have a stock TB to sell?
  161. Question for those with angel eyes projector headlights
  162. Deck interface adapter?
  163. this car is turning into a real piece of shit
  164. Air intake questions
  165. And this ticking noise bulletin
  166. New ticking noise bulletin
  167. Looking to use LS4/Auto in dune bugy project I know nothing about ls4s, help me learn
  168. water leak?
  169. Ported Head on LS4 - Any results?
  170. Optima Red Top
  171. 2nd time seat belt
  172. Impala SS Traction Issue - strange
  173. coolant leak...help...
  174. ghetto made Borla?
  175. My $600 winter wheel & tire combo
  176. Future Project...what do you think??(Longish)
  177. Wheel Size Question
  178. Snow!!!!!!!!!!
  179. New Pics!
  180. Gxp is going to be in the body shop till 2009
  181. nascar wheels for my monte
  182. Alarm issue that gm wont touch
  183. question about police impala wheels on an SS
  184. Well, I finally gave in....
  185. *Vid* Classic Chambered Muffler
  186. Another SSC Lowered GXP
  187. Gas mileage...
  188. What do you guys think Trifectaperformance.
  189. Remote lock / unlock .... Remote Start..
  190. what do u hate/love about your Impala?
  191. Supporting engine for tranny removal
  192. New GXP
  193. magnaflow exhaust for Impala SS
  194. SSC lowering spring question
  195. O2 Simm Question
  196. BMR mule
  197. ???
  198. CarlaCrusader updated clip!!
  199. Coolant woes....
  200. Making the Leap to Engine Mods :)
  201. Anyone in West NY wanna be a test mule?
  202. how hard would this be
  203. Northstar Grand Prix
  204. TSB for vibration?
  205. Cd track time?
  206. How to disable drl's?
  207. Time for snow tires...:(
  208. Simple Question regarding RPM
  209. Key Fob
  210. Quick exhaust clip
  211. what is our intake manifold made of?
  212. so ya this car is something else
  213. i bought my gf exhaust for christmas lol
  214. Goodbye ls4 hello ls1??? Maybe...
  215. GXP Hurting
  216. Headers & Exhaust?? impala ss 08
  217. Grand Prix tranny issues....
  218. Help!!!
  219. Black Friday
  220. Power Tour '09
  221. LED Tails are installed
  222. what parts can be swapped onto the ls4
  223. WTB LS4 Exhaust Mani.
  224. Time for the car to go..
  225. My Dealer Told Me Something Suspicious...
  226. Thanksgiving
  227. SSC's - do you need to roll the fenders?
  228. Lights shut off? Any ideas?
  229. auxiliary jack in gxp
  230. Need 05 GXP front wheel ASAP
  231. Shining/polishing the Alcoa wheels?
  232. One weird shift... makes me wonder.
  233. Wheels
  234. It's official
  235. Mall today
  236. According to dealer, my car was the most dangerous thing he has ever driven!
  237. ? for those using Hp tuner
  238. Gas Prices
  239. XM radio
  240. LS4 swap ??s
  241. charging problem... long
  242. Why it pays to be RWD....
  243. Car Tuning Turbo Kit installed
  244. E-brake
  245. Interested in taking the spoiler off
  246. dirt/sand in sideskirts...
  247. Go pick up a carcraft
  248. 7000+??
  249. Anyone looking for an Imp. SS or Monte SS
  250. If I decided to install H.I.D. lights in my SS