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View Full Version : LS4 Performance

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  1. New car?
  2. this anyone on here?
  3. just curious about the tranny fluid
  4. Fuel pump
  5. Anyone run drag radials or full slicks on their ls4?
  6. steering issue
  7. strange noise
  8. Battery Current Sensor direction
  9. anyone ever change that upper vacuum line ontop of the intake?
  10. Pimpala is alive and sounds nasty as f@#$
  11. What to do at 100,000 miles?
  12. Misfire on Cylinder 4
  13. Monsoon touchscreen with navigation help
  14. front hubs, which brand n supplier?
  15. Poly motor mounts
  16. raced a cadillac cts-v think it was like a 2011
  17. Gxp 0-150ish
  18. Just a little pull in the gxp
  19. Steering Wheel Interchange
  20. new coils
  21. Making the swap to e85 need help injector flow rate
  22. Oil Consumption
  23. LS4 Trans puking ATF
  24. Best steering ratio available
  25. Gauge in the ac vent
  26. 07/08 gxp
  27. LS4- 6T70/6T75 Happening...for real!
  28. let the nickle and dimes dispense!
  29. abs module
  30. Small clunk on acceleration
  31. thinking its time for shocks and springs 05 gxp
  32. how many rack and pinions have exploded here
  33. Went to the track tonight
  34. Raced a audi A7
  35. anyone here have a PATC converter?
  36. Massive leak output shaft area 06 impala ss
  37. Schaeffer's oil
  38. GTP vs GXP axles
  39. Changing tranny fluid
  40. Nothin to do with ls4 just wanted to tip my hat to "PAC" company
  41. black beauty
  42. Coolant Fillter/Radiator Cap. SICK OF IT AND THE PLASTIC!
  43. Battery Current Sensor
  44. so anyone get pranked for mischief night?
  45. Hids, bad ballast or retarded install?
  46. Strut Tower Brace Question
  47. Trans discussion
  48. transmission cooler
  49. Minor oil leak after switch to synthetic
  50. Fuel system cleaners?
  51. LSXTV.com Feature
  52. Cam swap
  53. GXP Cat/Resonator Bolts
  54. key fob issues
  55. ls4 injectors on ls6 rail
  56. Your ls4 travels! Calling all ls4s :)
  57. hated my faded calipers
  58. Power steering pulley question
  59. 4T80e Update (broken)
  60. Fog lights just stopped working
  61. Good daily under 3k?
  62. Torque Converter Allowed to slip
  63. Traction control question
  64. Tranny issue again
  65. Anybody had this problem???
  66. Recently with my GXP...
  67. New gxp owner for cartunning turbo kit
  68. Interchangable Parts?
  69. ls-4
  70. Raced a 2012 chrysler 300c srt
  71. Low oil Add oil light
  72. Slp 1.8 roller rockers
  73. Rear speaker replacement
  74. Trans cooler install question
  75. Did a pull 30 - 115
  76. Gxp calipers for sale?
  77. Stainless brake lines
  78. Michelin pilot super sport vs nitto enzo
  79. lloydmats have arrived
  80. ls1 intake swap feeler.
  81. help big brakes
  82. The LS4 Debate thread
  83. Fuel system
  84. 320 amp mechman alternator for sale
  85. Tips to kill exhaust drone
  86. Question about TEP
  87. List of Modifications and Tutorials
  88. Will AGX struts work?
  89. Help with electrical problem
  90. X11 poly mount review
  91. 2007 Impala SS BRAKES
  92. recall 14291
  93. Relearn
  94. hp tuners
  95. My Super
  96. Monte Carlo Bigger Brakes/Calipers ?
  97. help: crank pulley wobble
  98. What the heck is wrong with my Impala?
  99. Grand Prix rocker cover clip broken?
  100. Low oil pressure
  101. What's this in my plenum?
  102. Impala hood
  103. Need a lil more input on e85
  104. 13 Day LS Fest Build Starts Now
  105. front swaybar setup
  106. New owner of '07 grand prix GXP
  107. Help hooking up catch can
  108. What i have found tear down and build thread
  109. Need help wit exhaust
  110. Needed ls4 engine
  111. The first 383 stroker LS4 is alive
  112. Introduction
  113. Well pimpala ain't pimpin
  114. Holley LS Fest
  115. What you can expect from Turbo LS4
  116. Need some feedback on hptuners, and wheels and tires.
  117. needed: parts list for lifter swap
  118. Ls4's over 300whp
  119. Furches Performance Cam Package getting Installed
  120. BMR trailing arms
  121. Spark plug wires
  122. ac issue
  123. speedmaster 96mm intake manifold swap thread
  124. Cartuning Turbo Kit Monte Carlo SS vs. Hellcat
  125. New LS4 Intake Mani Option
  126. LS4 Turbo Kit
  127. Strut assembly bottom bolt size
  128. Has anyone changed the radiator on one of these cars
  129. Starter Solution for Transmission Swaps *4T80e*F40*Non-LS 4T65e*
  130. Looking at a Impala SS tomorrow - any LS4 specific stuff to check?
  131. P551 oil pressure out of range
  132. crank pulley diameter
  133. 07+ E67 BCM Brake Signal Verification
  134. Help with tuning for the track
  135. 3" Catless Downpipe
  136. disabling codes
  137. issues pulling bcm codes?
  138. Engine swap
  139. Engine swap
  140. Nitrous switch panel
  141. Transmisson cooler install
  142. Track bars on 2006 GXP
  143. Automatic climate control
  144. LS4 or G8 GT? Which Would You Choose?
  145. Leak underneath leftside of bumper
  146. Voltage gauge...
  147. Going on the dyno tomorrow
  148. Transmission died
  149. Top engine cleaner Question
  150. What all is needed to do the e85 swap
  151. fouled plug
  152. Getting tuned on Wednesday
  153. Battery Tray
  154. Passing by a buddy on the way to lunch
  155. 2008 Buick LaCrosse super
  156. Kenwood double din install
  157. Comp G Struts/GXP Springs 08 GXP
  158. C5 brakes for sale in classifieds
  159. Evaporative purge
  160. A pretty good word at 70k miles
  161. LS3/7 Gold blade TB
  162. 2006 GXP LS4 DOD delete help.
  163. Smaller Rims on Lacrosse Super
  164. C5 brakes are they better than gxp?
  165. Need advice!
  166. 2006 GP GXP jumping odometer
  167. Hey na, Hey na, My Monte's Back!
  168. 07 impala ss turbo ls9 camshaft start up
  169. Need help!!!!!!
  170. Will any other LSx water pump fit the LS4?
  171. Looking into aftermarket wheels, need help
  172. Almost ready to get tuned
  173. New engine time??
  174. LS4-to-6T75 Adapter Plate
  175. Gonna be ready for start up tomorrow
  176. Stock exhaust crossover WTB
  177. Rocker arm tourqe spec
  178. AC Compressor replace 05GXP -Best Practices
  179. Another trans dead...
  180. LS4 Production 2004-2009
  181. What I found today during a partial tear down
  182. Putting everything together this weekend any tips
  183. transmission or convertor issue?
  184. GXP brake squeak
  185. Non Dod cam swap parts list Sticky
  186. Weather strip near mirror...
  187. 2005 Grand Prix GXP Buid **Street & Strip**
  188. Track Tire - 06montecarloss - 225/40/18
  189. 06 monte ss, installed shiftkit, no change?
  190. will this balancer work?????
  191. 11.01 Still the Record??
  192. anyone boosted with ls9 cam
  193. what should I do
  194. ls9 Cam Plus dod delete
  195. Memorial Day
  196. Glasspack in place of resonator
  197. LS1\2\6 Intake manifold swap 2.2 23 JAN
  198. Got some sweet revenge
  199. GXP Torque Reduction - Diablo Tuning
  200. new exhaust on grand prix
  201. Door Locks/Key Fob
  202. Thermostat replacement
  203. Update on the GXP
  204. DoD delete kit and LS3 valley cover
  205. intake swap with dod tuned out
  206. Full Poly motor mount set... Prototype
  207. Literally the last 2 RPM`s
  208. Few good track passes tonight
  209. coilovers or lowering springs?
  210. Seal on rebuilt heads
  211. 07 Grand Prix GXP
  212. Finally put in my lowering springs and new wheels and tires
  213. 2009 Impala SS Trans Issue?
  214. Potential 08' GXP Owner Questions
  215. Transmission Finally Died
  216. door locks not working
  217. Diablosport... Spark Tables
  218. ls4 / 5.3 able to support 720@ crank ???????
  219. Thinking about buying a GXP
  220. power outlet always hot?
  221. need help identifying wheel
  222. Optimum Catback Size
  223. DiabloSport Tune - 07 monte carlo - Timing ?
  224. 06 GXP aftermarket radio question
  225. 2006 GP GXP recently new owner
  226. Motor swap
  227. Do I need pistons and Rings??
  228. LS4 crank in LM7 block??
  229. Need new Mufflers
  230. teardown has begun!
  231. Detailing - Washing - Water SPOTS! - Solution
  232. Two problems I need help with???
  233. anyone looking for a diablosport intune?
  234. New to the forum
  235. Resonator delete after muffler delete?
  236. Trans lines on 2006 GXP
  237. Confused. Which transgo shift kit is right??
  238. I think my tranny is getting bad..
  239. 06 Monte Carlo SS stereo question
  240. Tie rod Steering Knuckle help
  241. My First LS4...
  242. sterring rack replacement
  243. canuck lowering springs
  244. transmission cooler install
  245. new to LS motors, opinions on a potential build
  246. High OutPut alternator
  247. Dave is on point and with some extra upgrades
  248. electrical or alternator buzz noise
  249. finally finshed my cam swap
  250. Impala Wheel Swap