View Full Version : LS4 Performance


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  1. Tuning.
  2. Engine bay cleaning question
  3. Reset tpms
  4. Started wiring up my first amp...
  5. new ss emblem
  6. LS4 of the Month January Vote
  7. 4th dead battery in 4 years... WTF???
  8. g8 wheels on an impala ss
  9. Snow Slide Crash
  10. converter
  11. Free EPDM Serpentine Belt Wear Gauge
  12. exhaust
  13. GP GXP Brakes
  14. gm performance ls6 hot cam
  15. GM Heritage
  16. P0420 Code
  17. SuperCharging??
  18. LS4 Harmonic Balancer
  19. Power Steering problem
  20. DOD When Motor is Cold
  21. GXP vs. Snow
  22. Remote Start Question
  23. anyone here from CT or MA area
  24. Filter question
  25. Opinions Please - GXP Door Sill Plates
  26. MCSS Amp Wiring
  27. GXP Problems...:/
  28. oil catch cans
  29. P0521
  30. Couple of vids from my run at the track last night
  31. so i was browsing ebay and...
  32. Engine is apart, houston we have a problem
  33. There it goes!!!
  34. Inferno Hood
  35. Yet Another GXP Tire Question(s)
  36. Call GM and the NHTSA to Get Action on our Transmission Problems: Details Inside!
  37. Installed TV in GXP now dash hums?
  38. re: Heated Seat failure
  39. Trans Fluid change?
  40. keeping steering wheel controls w/ aftermarket radio
  41. SIMPLE: Can I put a cam in with DOD lifters and just turn DOD off and be fine?
  42. bulbs for tinted tails
  43. DiabloSport Trinity T-1000 Tuner / Dashboard Monitor??
  44. Have a question for you all?
  45. Rocker Panel needed...Where can I get one?
  46. 2006 GXP naturally aspirated build
  47. CAM and DOD
  48. Rim options
  49. Inquired GM Regarding Transmission
  50. HELP, smog reff says I need a stock air filter box?
  51. Tire size
  52. Transmission Magnet thread
  53. 04 gxp
  54. Looking for winter wheels (GXP)
  55. I'm on a 1320 Video!
  56. Speakers Rattling Door Panels
  57. Im baaaack!
  58. Electric Cutout where to place it?
  59. 1.8 roller rockers
  60. Valve Spring Seat Pressure...Someone Clarify Plz
  61. Headrest monitors...Anyone have them???
  62. LS4 Transmission Problem Thread (4T65-HD); Current Total Inside
  63. g8 officially coming back as a chevy
  64. Trans Questions.
  65. lucky mee.. check this out..
  66. A newbie has joined your ranks
  67. Need help wiring speakers
  68. Difference in engines
  69. sell stock alcoas?
  70. 06 monte carlo firewall location
  71. I hate cops
  72. Weird sound on my gxp wen i turn into my driveway
  73. Center Consol
  74. Possibly making the Jump
  75. Happy New Year!!!
  76. Fwi lean code
  77. You know you wannnnnnnnnnnnt it.
  78. Your Interior Combo
  79. Intake question
  80. maf ?s
  81. New Member From Buffalo
  82. any one have an oil leak?
  83. New To You
  84. kinda off topic but can someone help out the confusion.
  85. LS4 confusion
  86. You guys know what happend to ..
  87. Problem with 06 GXP
  88. having 2 problems with my gxp:(
  89. Tire question
  90. DMH Cutout FTW!!!!!
  91. magnaflow ?'s
  92. No go.....suggestions as to where to start
  93. Do you guys have a spare tire?
  94. Rear Trailing Arms? BMR or UMI ?
  95. Got Raped
  96. Raced my bro's stang
  97. Happy Birthday Smokin06impala SS
  98. kinda random brake question.
  99. Juss spun out.
  100. 10-20 Inches of Snow
  101. O/T: I call to motion that '10+ Camaros are the new Mustangs.
  102. Do not use!!!!!!
  103. JP got a TBSS too?
  104. Spray vs. Da Boost
  105. She's back
  106. Remote start replace with aftermarket ?
  107. merry christmas and happy holidays
  108. Hid helllllp!!!
  109. Stock Bose Amp
  110. Take a look!!
  111. Built tranny
  112. Best (cheapest) place to buy predator programer?
  113. I need your help guys...Engine Noise. Sounds Bad....
  114. DoD and tech 2???
  115. suede question
  116. Woohoo! I think my second trans is starting its downward spiral.
  117. flush or filter and gasket
  118. LED overkill?
  119. Engine Removal
  120. 3" mandrel bent exhaust
  121. Update
  122. Got my calendar!! Thanks Mel!!
  123. give me your opinion
  124. overdrive?
  125. 2011 Mustang GT or 2011 Camaro SS
  126. Latest pictures, and video of exhaust
  127. Tuning in Michigan?
  128. Just The Tip
  129. Part # needed
  130. Had the Windows Tinted!!! "PICS!"
  131. o2 simulator
  132. manifold porting and ceramic coating
  133. Cylinder 1 misfire
  134. Trunk Mount battery tray?
  135. LS4 2011 Calendar Shipped
  136. Any NASCAR fans out there?? Favorite driver?
  137. LS4 2011 Calendar Shipping
  138. Trailblazer SS pics
  139. Rep the LS4!
  140. Stocking Stuffer Ideas Please
  141. LS6 Intake just landed in my lap
  142. Going under the knife!
  143. Traded the Monte in tonight ... lol
  144. springs
  145. Gauge overlay install..............but I have a problem!!!!
  146. P0521
  147. ssc springs
  148. Another Slipping GXP Transmission- CAI affect Warranty?
  149. Saw a race last night
  150. Need Stock SS Wheel Specs
  151. Mustang Wheel Pics
  152. Superchips cortex 2950 ??
  153. What to do to a 2006 Monte Carlo SS 5.3L
  154. P/T jobs. Who's got 'em?
  155. LED taillight flasher fix!
  156. 3.29s or 3.69s?
  157. Flipped Motor Mount
  158. Trans
  159. Very O/T: Who's your cell provider and what's your speed test results?
  160. Wrecked and some what fixed SS
  161. People with metal catch cans...
  162. 4T65E-HD Delayed engagement fix
  163. Oil burning TSB
  164. Impala modded up - 6.0L, RWD swap!!, cost a lil over 20k
  165. O/T** POS Rental Cars
  166. safe to drive on trip
  167. Resonator Removal Questions
  168. Need your opinion
  169. quick question,
  170. Trans problem "HELP"
  171. Bumper decision for my single exhaust?
  172. Is This Worth $5,000 lol
  173. Spotted a LAX super yesterday!!
  174. Holley LSFest 2011 - Who's going?
  175. LS4 2011 Calendar Proof
  176. Wonky heating & cooling
  177. drag radials
  178. Just got the car back...
  179. exhaust ?
  180. Cranking noise when i turn on my gxp
  181. Vent thread. Front wheel hubs went bad.
  182. Rims for my GXP
  183. Anybody interested in a DIY Coilover kit ?
  184. Bilstein Struts
  185. I weighed my car yesterday/winter blend
  186. Cleaning: tire dressing and interior cleaning
  187. New DD impala
  188. 225/55/18 all around?
  189. First big run
  190. Stock Nav System
  191. Help Please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  192. Strut tower brace
  193. battery issue
  194. HVAC Lights
  195. New shell race gas
  196. Stock cam HP dropoff
  197. ls1 intake
  198. GXP 255 guys ?'s
  199. Thanks Joeiles
  200. Advice on getting better mileage?
  201. Dead battery, ugh!
  202. exhaust project
  203. free GXP magnaflow exhaust
  204. choice to be made
  205. Someone help i got a issue with my grand prix gxp
  206. Before and after dyno numbers (headers)
  207. winters coming
  208. Americas LS4 2011 Calendar
  209. Add me to the tranny list
  210. Intake and Exhaust Manifolds
  211. Is it possible to run 305s?
  212. ecutout blowing fuse
  213. downpipes
  214. About to buy a GXP
  215. Converted my car to a cheap Impala LS
  216. Scuffed an Alcoa
  217. Any one had any luck.....
  218. Installed DDM HIDs 35w 5000k
  219. Well, think I spoke to soon.. tranny acting up this morning... uugghhh!!
  220. MissingThread
  221. DOD AFM question
  222. An alternative for those with problems with the window pillars...
  223. Tint: 35% front doors, 20% back doors, what % rear? Pics?
  224. dynomax catback for GXP??
  225. interior question
  226. Well... it finally happened....
  227. Strut help!
  228. e85
  229. low buzzing noise from dashboard
  230. Americas LS4 2011 Calendar Question
  231. O/T 280zx restoration
  232. early X-mas present and early Shit-mas present
  233. what you guys think about these?
  234. running lean
  235. ls2 intake?
  236. Need INFO ON this person
  237. ram air hood
  238. Code on GXP
  239. sweet commercials
  240. Anybody else having problems with LS1Tech?
  241. thinking about running a 75 shot
  242. Mach 1 Race
  243. change the lean situation
  244. Lucky me, unlucky Mustang
  245. Project 2005 GP GXP
  246. Calendar?? did it ever get printed?
  247. programmer for 05?
  248. Which size rim....
  249. Build Update
  250. Transmission...what parts to get