View Full Version : LS4 Performance


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  1. Goodbye to Pontiac?
  2. the ss is down again!
  3. STB's Arrive
  4. V8 5sp GTP
  5. GXP alignment issues
  6. "V" Series and "SS" Series Engineering Division Disbanded
  7. Tech Questions
  8. Transmission-switching gears question
  9. Diablo Predator U7191 for sale
  10. GXP Brakes shot at 16,000 miles UPDATE
  11. Trans problems update (repairs and COST$$$)
  12. Don't Help LS4SPEED
  13. Dyno Tuned today
  14. Complete Grill
  15. Car options
  16. Anybody running a Magnaflow cat-back w/no cat?
  17. Selling Magnaflow catback for Impala SS
  18. What size tires are you running on your Car?
  19. My first post, tuning questions
  20. Wow they really don't make much 4 the LS4
  21. Ls4 oil pressure
  22. cai question
  23. K&N VS Cold Air Inductions
  24. Trans Problems
  25. Airraid?
  26. Clanking sound on cold start...no, not lifters
  27. Transmission upgrades
  28. Interesting Impala Article
  29. laserwash
  30. tuners?
  31. Info on 4T65E-HD Shift Kit
  32. Painted Engine Cover
  33. Classified parts thread
  34. K&N CAI Question
  35. Cai
  36. Repairs Round One..
  37. rear alignment?
  38. Other Airbox options
  39. Anybody Remove Monsoon Speakers?
  40. Impala SS - Collapsed Lifter?
  41. air intake for inferno hood
  42. Cool LS4info
  43. Resonator Delete
  44. Graystone Metallic GXP?
  45. Happy Valentine's day
  46. Hogan discontinue certain downpipes?
  47. GXP Brakes shot at 16,000 miles
  48. FS: 07MCSS Stock Airbox and E Cutout
  49. Predator LS4
  50. subs in gxp
  51. GXP Spare Tire
  52. Question about Selling the Monte.
  53. bored? help out the camaro with some votes
  54. H.I.D. question.
  55. Dyno Numbers??
  56. Engine mods
  57. what color?
  58. ZZP shift kit
  59. Trans problems/Questions
  60. impala ss warranty question
  61. Engine Mods for 06 Impala SS
  62. Nitrous
  63. torque converter locking up/slipping/dod issues??
  64. I need to buy a spare key for my Monte
  65. Tire Pressure Monitor System Problem
  66. Tinted driving lights and reverse lights, Yay or Nay! :)
  67. 7/8" drive chain/gear change
  68. ls4 tuning tricks
  69. MSD Performance Coils
  70. Tire Options
  71. exterior mods
  72. Take a look at this
  73. 1 Fast SS
  74. Wheel issue
  75. Brake pad question.
  76. GXP Wheels
  77. New Pics
  78. Trailer Hitch on Impala SS
  79. Jet Power-Flow Mass Air Sensor
  80. Whats a good rubbing compound??
  81. Help with engine questions
  82. Any LS4 V8 exhaust manifolds laying around
  83. my monte feels a lil neglected....
  84. Top speed...
  85. Launching
  86. 87 gas
  87. WTB: 06 GXP Predator
  88. Carpeted Trunk Lid Covers
  89. What's it gonna take to reach 13.5 in the quarter with a GXP?
  90. Camaro assembly line
  91. UPF44 Ultraguard Gold oil filters.....
  92. You Guys need to join
  93. I think I've picked out some wheels.
  94. monte in ebay
  95. 1/4 mile
  96. exhaust question
  97. My SSC Springs Experience
  98. Reflective Headlights Installed
  99. Subwoofers with Bose
  100. Aux Preamp too low?
  101. STB's just ordered.
  102. St. Louis Auto show
  103. 08 GXP comments
  104. so how much power WILL the GP chassis hold?
  105. Subwoofers....Lets See Them...
  106. Michelin pilot sport a/s plus
  107. Check Engine Light
  108. Best GXP A/S tires
  109. catylictic converter modification
  110. Look at this"
  111. Vanity Plates
  112. Superchip 2825 for my Impala SS?
  113. eagle F1 a/s tires
  114. ?????
  115. switching back& forth in gears question
  116. Gas...
  117. Magnaflow vs other mufflers
  118. This should come as no surprise...
  119. Need swap info? Please read
  120. Ottawa IL tunes weekend of Feb. 28
  121. Hogan downpipe problem?
  122. For those who leased..................
  123. what are the normal values I should be seeing for trans temp, oil temp, etc...
  124. Magnaflow or SLP?
  125. SSC Springs Question
  126. New to the fwd ls4s
  127. Jet Power Control Module
  128. top ls4 dynos----possible sticky
  129. GXP Hot Cam Install-hp questions?
  130. Cheap alternative?
  131. Exclaim UHP Tires
  132. New HU is on the way..
  133. ZZP high ratio rockers
  134. Aftermarket wheels for GXP?
  135. Stock Bilsteen Struts for my 2006 GXP
  136. spark plugs
  137. wtf chevy 2010 impala??
  138. Mobil 1 Synthetic Dexron VI in my 2008 Impala SS?
  139. cheapest place to buy K&N CAI?
  140. Street Machine of the Year Video
  141. Oil Change
  142. anyone know it a 5.3 will just drop in a 2006 grand prix GT
  143. hit a deer...anybody know where I might find a black GXP nose clip in Houston?
  144. Trading for SS Impala?
  145. 2006 GXP Steering Question
  146. SRT-8 Jeep
  147. Monte Carlo on Ebay
  148. Selling my GXP for 13,900
  149. Thank you GM!
  150. looking for a turbo kit
  151. question about your CAI
  152. NFL Game Day
  153. Need Advice - Previous Gen Radiator Thickness
  154. Well wont have the car for awhile (pics)
  155. Question to You guys who put subs in your car
  156. Airraid Throttle Body Spacer: The Verdict
  157. Car is going into the shop...
  158. cold weather performance.
  159. Those of you w/the Vector heat soak kit...
  160. Picked up the Goat today
  161. Suspension tricks to limit weight transfer?
  162. are tires covered under warranty?
  163. How to change GXP fog lights?
  164. Car finally fixed with no issues except one
  165. Freak accident??
  166. Headrest removal??
  167. need some help... crank pulley??
  168. Khan Noonien Singh
  169. 275/40-18's on a GXP?
  170. Traction Mods, what works, what doesn't.
  171. tranny??
  172. Back at the dealership
  173. Need Shift Kit Advice
  174. Grease points?
  175. just another idea
  176. had some questions
  177. New Aftermarket Headlights
  178. Went to the dealership yesterday....
  179. some lucky bastard ....
  180. Drive by exhaust clip
  181. GXP Center Speaker Replacement
  182. Valve Cover Gasket Leak
  183. LS4 swap info?
  184. 55K mile life of ball joints.
  185. What to do?
  186. question about TPMS
  187. knock sensor
  188. World of Wheels
  189. suspension upgrade worth it on a gxp?
  190. Some videos this time
  191. Door Panel/Mirror
  192. 243 head ?
  193. Turbo info
  194. Iss????
  195. FS:Stock Tires
  196. Top Ten CarsThat Don't Deserve Their Engines.
  197. Happy Birthday
  198. my shopping list??
  199. Cold Air Inductions Cone Filter and Aluminum Lid for the Box
  200. Front wheel well
  201. Possibly overheating???
  202. K&N & hogan catless dp for sale
  203. What font is the GXP logo?
  204. Vector Motorsports ECM/TCM combo... Anyone with experience?????
  205. Classifieds Heads Up: DP and Tuner
  206. sint3k-bye
  207. im bored, and kinda new
  208. Rear main seal?
  209. My MCSS all detailed up and some nice pics.....
  210. 2008 Impala SS Engine/Transmission questions
  211. ssc springs question
  212. How have you guys done against ls1's?
  213. Grilles?
  214. Coolant leak may be upper radiator hose...
  215. Gxp Motor Mount Flip
  216. Resonator
  217. HAPPY NEW YEAR but brake issues :(
  218. Ported intake tb and exhaust mani
  219. What is the backspacing/offset of stock SS wheels?
  220. Stupid question - ZUNE
  221. Billet dog bone
  222. 18" chrome LTZ wheels?
  223. is this normal?
  224. L92 heads
  225. Anyone have a stock airbox they want to get rid of?
  226. jacking up an impala
  227. Ls6 beehive valve springs
  228. need water pump gasket...HELP!
  229. Vector Motorsports Heat Soak Reduction Kit - For Sale
  230. fuel economy
  231. Sound clip finally
  232. supercharged 3.8 questions
  233. Impala SS Engine Trouble?
  234. anyone have two front hubs they can part with...
  235. Pics of my other SS, this ones blown!!
  236. Couple pics
  237. Charging system faliure
  238. The GXP Got A Friend For Christmas
  239. Should i get rid of DOD
  240. True Duals on a LS4 Monte Carlo SS
  241. thx to all that have helped
  242. Question Regarding Diablo Predator U7191
  243. Happy Holidays!!!
  244. haven't posted in a while
  245. Anyone in the STL area wanna help with a tune?
  246. GXP aftermarket
  247. Ouch.
  248. Has anybody replaced their own waterpump or does anyone know what's involved?
  249. '63 impala ss emblem. thoughts?
  250. Where would I get some SSC springs