View Full Version : LS4 Performance


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  1. GXP's Replacement
  2. Congrats Dom87SS LS4 of the month For August
  3. New Pics of My GXP
  4. Tuning Help
  5. Engine codes PO455 and PO521
  6. Help!!!!
  7. Test Drove an 08 Impala SS Today
  8. Back to the Beach car show
  9. Had a little fun in my other car
  10. Removing speaker in center of dash gxp
  11. Polorized sunglasses dont work with HUD
  12. The shock of my life
  13. LS4 of ther month August Run off!!
  14. (video) GXP 0-90ish
  15. trouble with the dealer
  16. 07 SS to 11 1LT
  17. Hogan (DP7S) Downpipe Question.
  18. relay harness of HIDs
  19. Trans cooler!
  20. Hogan 3" downpipe vs DT headers
  21. TBSS vs GXP What is faster stock?
  22. Rotor covers
  23. Wheel experts, need some help with fitament
  24. LS4 of the month August Vote
  25. trans cooler question
  26. Chrome Lip On Lower Grill?
  27. Lookin for a new tune..
  28. Grill Removal ?
  29. starter motor removal / replacement
  30. Quick winter tire question
  31. Magnaflow Catback Exhaust for under $500? Is this real?
  32. LS4 headers, GXP LS2 intake swap, and other LS4 parts for sale
  33. My 2006 Imp SS clean-up
  34. LS4 of ther month August
  35. New Guy
  36. '12 Impala motor.
  37. 1998 Mustang GT calling me out. Need your guys' input
  38. Guys, I've got something to admit...
  39. its audio time..................
  40. Dash Needs to be Color Matched
  41. brake pads
  42. Yet another Drag racing question
  43. Looking into an SS
  44. corroded wiring
  45. ideal transmission fluid temp
  46. Heater Hoses Melted!
  47. manifold/supercharger question
  48. Trifecta Tuned '09 Impala SS
  49. Well, its official
  50. If it's not one thing...it's another :/
  51. Car won't start
  52. Wow looks like im out.
  53. clanking noise in rear of car
  54. Lean above 5400 RPM
  55. Need a catalytic
  56. Worth it?
  57. Went to the track and water pump fail :(
  58. Tahoe LTZ Navigation Head Unit For 06 MC SS
  59. ? for those who run a cone filter
  60. I May Cry Tomorrow
  61. Blacking out crome window trim
  62. Destroyed Right Front Hub Assembly at 37,000 mi
  63. plastidip bra
  64. WTF! This rental Suburban get the same mileage as my SS.
  65. Question about my Malibu AC
  66. long trip checklist
  67. Removing Serpentine Belt
  68. What am I missing?
  69. race predictions?
  70. Ls1 impala ss
  71. had some fun tonight
  72. More air to CAI 08 impala SS (Pictures/Setup)
  73. ls6 intake on an ls4
  74. fuel injector question
  75. Tips: How to keep under hood temps down....
  76. Clean Engine Bay
  77. New photoshoot for LuSe4 (pic heavy)
  78. Ebay LS6/LS4 manifold conversion kit...wtf
  79. Gauges
  80. ran a modded ls1 goat
  81. has anyone polished their valve covers?
  82. Fouling plugs like crazy
  83. You asked and you shall receive, Coil Covers. Poser Style...
  84. Group buy for exhaust??
  85. spintech question
  86. Did the shift kit today and to my surprise...
  87. Need some help deciding
  88. couple questions
  89. Tranny Issue or Something Else???
  90. Doug Thorley Headers
  91. What is suppose to go here?
  92. car stalling when braking
  93. HID headlights
  94. i need help with a code!!!HELP
  95. MPG with A/C on
  96. ls1 intake question
  97. Hey PlastiDippers, do this.
  98. tuning options for my 07MC
  99. Selling my 18" Alcoas with tires
  100. So im still waiting for my tranny
  101. Plastidipped Grille
  102. Coil Covers........
  103. odd question.
  104. thermostat
  105. SS Emblems
  106. that new brake squeal?
  107. what does it take
  108. Intake Manifold Help
  109. LS4 of the month Winner
  110. battery
  111. MAF Sensor
  112. Wheel Hub Bearings...again....
  113. Belt Tensioner Broke Off!
  114. What mods: 2nd gear bog.
  115. Who has 3.29s?
  116. ls7 exhaust manifold install : -)
  117. How to keep rust off rotors???
  118. new exhaust tips
  119. Please Vote!!
  120. LS4 Info.
  121. gxp nav unit
  122. Who's in it for the long haul?
  123. thoughts? ??
  124. rotor question
  125. fuel rail removal to get at manifold
  126. July LS4 of the month Vote
  127. Post Your Miles
  128. GXP and Vette and RS Camaro
  129. Picked these up for a STEAL!
  130. service stabilitrack / service traction control
  131. For Sale section
  132. Exhaust Question
  133. Raced a G8 GXP last night
  134. plasti dip
  135. predator 7191
  136. OMG!! I have be DiabLewed!!!!
  137. transmission question
  138. Got a compression question for yu guys?
  139. OMG HAHA! (Impala wing)
  140. predator vs trinity
  141. Autozone parts......
  142. Wiil it work? Tire question...
  143. SWitchable DOD
  144. Wow....
  145. diablo 7191 questions
  146. Sway bar end links
  147. raced a subaru and a jaguar s type r
  148. damn dealer
  149. Vibration issue, 08 impala SS
  150. July LS4 of the month
  151. Sweet Car
  152. Stock LS4 Intake, What goes here??
  153. Gearing? Trans? (Random ramblings/fun)
  154. My 2008 Impala SS
  155. Noise reduction?
  156. o/t pontiac fiero, should i buy?
  157. Go fast mods = slower car
  158. went to track last night
  159. Service Brake Assist/ traction control
  160. LS4 of the month Participation
  161. screeching
  162. DT header install
  163. For those of you who run conventional oil be warned.
  164. Headlight All On Mod
  165. Filled up gas tank....now CEL and misfire at all rpms
  166. Look what I spotted the other day-Rice Alert
  167. DiabloSport Predator u7191
  168. Bad crash
  169. sighting
  170. lawsuit says GN failed to fix impalas
  171. Proper LS4 dyno pulls, practice
  172. LSFest '11!
  173. odometer and speedo sensor location on GP GXP?
  174. Will any other LSx motors fit in the IMP
  175. Installed that Mesh Grille!!!
  176. ls6 intake
  177. Another tranny thread
  178. Are these cars worth it?
  179. 350z race
  180. After the turbo upgrades...
  181. E 85
  182. 08' GXP dyno results
  183. DiabLew is the freaking man!
  184. anybody in the area with a tuner?
  185. Map Sensor
  186. Rear struts
  187. burnout vid
  188. Painted my grill
  189. oil filters /gm
  190. Tire question
  191. new engine
  192. P0700 Code?
  193. plastidipped ONE of my wheels...
  194. ImpSS vs. G8
  195. o/t insurance on solstice
  196. It's a V6...
  197. governor removal 2004 impala ss
  198. Predator U7191
  199. Launching off the line
  200. Tuned by Trifecta Performance!
  201. Check it out!!!
  202. e brake
  203. Steering Issue
  204. Just a little commercial I made!
  205. Catch can
  206. Low oil light
  207. Catless DP?
  208. Tranny Upgrades
  209. weird noise at start up, ac related??
  210. why is my car sputtering??
  211. Anyone else have a "noisy" trans?
  212. hud stopped working
  213. Anyone ever have ECM problems?
  214. How to replace turn signal wiring harness?
  215. Brake "backing plates"?
  216. How long 4 sensors to come online ??
  217. Header Install???
  218. just ordered some drag radials :D
  219. Disable TPMS?
  220. GXP clunk in rear
  221. Cartuning 3" Downpipe and Custom Rear Manifold/Header
  222. Another Tranny thread!
  223. LS4 of the month Winner
  224. HVAC help
  225. Anyone ever goto Speedinc.
  226. Does anyone have halo headlights in their GXP's?
  227. monte carlo wont start.
  228. stock pipe size
  229. gm nationals carlisle pa
  230. need a little help before i order my drag radials
  231. gxp exhaust help!
  232. Ls4 swapped alero
  233. Race to the clouds.
  234. Exhaust Note
  235. Not sure if this is normal or a typical problem
  236. 230 f trans temps and clunking @ 33k mi?
  237. GXP or Impala SS
  238. GXP Air conditioning problem
  239. Quick question about the Alcoas
  240. 2006 Impala SS, New an need help
  241. Stock intake MAF numbers
  242. June LS4 Vote
  243. torque management kills us
  244. Happy Fathers Day
  245. which handheld tuner can disable stability control?
  246. Vacation pic
  247. Time to say goodbye
  248. Sparkplugs
  249. LS4 of the Month
  250. ipod connection help?