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View Full Version : LS4 Performance


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  1. The Crusader's exhaust!!!!! Vid
  2. Help me choose wheels 06 impala SS
  3. There going IN!!!
  4. Vibration after startup
  5. Custom Embroidery Idea
  6. Monte Carlo/Impala Project Headlights Review/Tips/Fixxes ETC
  7. Magnaflow question
  8. people with radar detectors chime in
  9. My Grand Prix
  10. GP GXP muffler size
  11. What are our cylinders numbers?
  12. BG Trannie Service
  13. MAGNAFLOW CATBACK 16727 (MONTE SS) for $391 shipped!
  14. Tail light trouble on 06 SS
  15. Is this transmission slipping or normal? (video inside)
  16. So, in a few months my car will look sort of like this
  17. Painted the arrowhead
  18. Diablo Predator
  19. i have $1000 for trans build and $1000 for mods, what do i get?!
  20. Waxed my GXP and took some pics without the license plates
  21. Help! NE1 in So Cal have a stock airbox,inlet hose & hardware they'd like to sell?
  22. Need tire advice!
  23. Check this LS4 Engine Out.....
  24. looking at buying a 08 GXP or 07 G6 GTP
  25. Those Of You Who Have Gotten An Alingment
  26. Opps....
  27. What will be your next car??
  28. eagle f1 discontinued
  29. Hemi.... Hah....
  30. Will hogan catted downpipe throw a code?
  31. Monte Friends
  32. What will U-bend delete do to my warranty?
  33. 06 SS HVAC issues, clicking noise when using Air re-circulator button
  34. A/C Fix vid
  35. Looking for retro style hood scoop
  36. Magnaflow Loud in car?
  37. new tires
  38. Recent Pics
  39. Transmission Issue
  40. Any dyno numbers from the headers?
  41. omg... another problem (multiple warning lights)
  42. Help with wiring diagrams
  43. got the windows tinted!!!!!!!!!!!
  44. Mpg after headers?
  45. 3 somewhat related w-body questions
  46. A crusader's Delima
  47. Fastest Purely Bolt on Time?
  48. Well Gentlemen
  49. Buffalo People PLZ
  50. Anyone have a Fiberglass hood in excellent condition for the GXP
  51. Cams, Full Exhaust, and Headers
  52. Might be the first
  53. front end swap 06-09 monte ss on 06-10 impala
  54. GI: GXP artwork
  55. My attempt at making a comp vid!!!
  56. NON ls4 car problems need HELP
  57. New guy here
  58. 40,500 miles and it's official, the trans needs replacing
  59. Pace Setter Headers
  60. All i can say is wow
  61. Best track time at super chevy show
  62. Good day to be the GXP
  63. wanting to convert to non DOD with lifters etc...
  64. Reverse
  65. re-did tails, a little better
  66. Anyone have the Vector HSRK and pics of where you installed it?
  67. Magnaflows
  68. Denied a 13 second timeslip
  69. Throttle Bodies
  70. Magnapacks?
  71. GP Meet
  72. Removing LS4 harmonic dampner
  73. Tranny Fluid Change
  74. Who here has the headers whistle?
  75. Half way to electric cutout install
  76. Potential LS4 Production Numbers
  77. blacktone oil analysis
  78. Throttle controlled cutouts?
  79. Tune?
  80. Vid of my exhaust.
  81. Got rid of the Halos and did this....
  82. Intense fwi cel
  83. Ridin Low **Pic Heavy**
  84. Same size tires on GXP
  85. Few videos...Hogan DP + Cutout
  86. beat by a 2005ish VW Jetta lol
  87. Just Installed Tweeters in MCSS
  88. SPRING SWAP GUYS...Whats the scoop on the beehive and double springs here guys???
  89. 07 Monte console removal How?
  90. One of the new members vid of my 07 ISS
  91. 2007 Monte Carlo SS Newbie!!!! PLEASE L@@K
  92. GXP's with chrome trim rings..let me see yours!
  93. Been noticing red fluid on the ground.
  94. Electric cutout wire hook up??
  95. im done
  96. impala ss vs monte carlo ss
  97. Osram Night Breaker & Silverstar Reverse Bulbs
  98. what to look for in new ls4
  99. Alcoa Time
  100. Update GXP caught fire
  101. Audio/Speaker choices for 06 Monte SS?
  102. PO171 Problem
  103. LS4 HEAD, WHERE?? USED Perf!
  104. Stanly Cup Playoffs!!
  105. Need One Rear Strut
  106. GP Fiberglass Trunklid
  107. Broken DT headers flex pipe
  108. ran a bone stock G8 GT and won???
  109. Here you go guys
  110. few items i weighed
  111. For GXP owners...
  112. exhaust questions
  113. Over kill PCV
  114. Vacuum/Boost Gauge
  115. GXP is out of storage, a few problems
  116. What's needed for rocker install
  117. Kept up with a 2010 Mazda Speed3
  118. 13.66 @ 100 mph !
  119. Had the Power steering recall fixed today
  120. Ran a quick Stang
  121. Another Serp Belt/Tensioner Thread
  122. FUBAR Pontiac-Buick
  123. 0-60 vid with new tires and some high speed runs!
  124. Monte SS factory navigation retrofit?
  125. Exhaust sound clip. Headers with spintech's. enjoy!
  126. Ported Intake Manifold Installed!!!
  127. 220km GXP speedo swap?
  128. New to ls1 Monte ss
  129. leather replacement seats
  130. Air Conditioning gone NUTS
  131. Dosen't it piss you off when
  132. Challenge
  133. Milan, weakend of April 9-11
  134. My 08 Gxp (Large Pics)
  135. Slight accident - how much for a front bumper cover?
  136. New to the Site My 08Gxp
  137. Does anyone have a black impala SS with black rims?
  138. New Guy w/06 GXP
  139. GXP spare Tire
  140. True Duels W/ x-pipe?
  141. Exhaust Smell In Cabin?
  142. HELP! Car going to dealer for tranny problem tonight: Will my Tune be caught?
  143. Aftermarket Gauge Mounts
  144. Pontiac Grand Prix GXP arm rest
  145. Another LS4 with Trans Problems?
  146. Shift kit or built trans
  147. tinted the taillights
  148. Diablo Tuner WANTED!!!
  149. Need thoughts from GP GXP owners
  150. Exhaust
  151. I've modded my kid!
  152. H/D Chin Spoiler for the GXP! Pic heavy!
  153. Stock stall.
  154. Remote start not working! 08 ISS
  155. Monte is in the shop =(
  156. Tires + Wheels/K&N Intake/ HSRK for sale
  157. Wheel Question
  158. Ohio guys inside please
  159. SS Headrests
  160. inferno hood
  161. A couple of vids with the header
  162. anyone seen my old car around?
  163. Almost back from hell...
  164. New Member 06 MC SS
  165. Post header races
  166. FS: Catless DP and Cutout
  167. Happy Easter
  168. went looking for victims tonight...
  169. Finally got my car back!
  170. Help!!
  171. Ordered some 275/40/18 Hankook Ventus V12 Evo Pics soon to follow!
  172. My exhaust videos
  173. Exhaust Question
  174. DEPO LED Tail Lights
  175. A few cam ?
  176. Track Time Compilation updated 5 MAY 2015
  177. Any pics of 50% tint?
  178. LS4 Badge Tarnished??
  179. 06-07 Monte SS owners - paint side mirrors body color?
  180. finally getting around to posting up pics of my ride
  181. Changing headlight bulbs
  182. Got my new wheels (PICS)
  183. tinted my tails today, what u think?
  184. Off topic. Check out my Ford. Don't flame...
  185. Curious question about our transmissions
  186. Question for you cam guroos...........
  187. LS4 catchcan?
  188. Guess what...
  189. Dogbones
  190. Installed LED tail bulbs
  191. Oil Performance
  192. New SS impala member
  193. Where can i get a ss grille 07 impala
  194. Super Sexy is at the doctors lol 07 PROBS ANYONE?!?!
  195. F.a.s.t. Intake
  196. New custom side mounted turn signals
  197. I messed up
  198. need your guys oppinion.
  199. Another Visit TO Tunes vs Warrenty
  200. Recommended Spark Plugs
  201. my new present to people who dont get the hell out of my way :]
  202. First runs with GXP - 14.13 @ 97.44
  203. How accurate are the logs on Superchips Cortex??
  204. Headers installed
  205. Need Tuner advice for Tranny
  206. Brembo brake kit.
  207. exhaust
  208. Just finished putting in my DP with the cutout
  209. DDM tuning HID kits on sale $25
  210. People's Ignorance
  211. ZZP Milled TBody
  212. 02 SEMA GXP concept badges are done!
  213. Daily drive your LS4?
  214. Airaid part number?
  215. powdercoated rims
  216. Sucks to be this Impala
  217. UPDATE: Power Steering Hose Leak Customer Service Campaign
  218. Hp tuner help
  219. error code
  220. @ people with slicks
  221. Am I covered?
  222. non catted down pipe
  223. SSC Lowering Springs: How to install?
  224. tire inflation
  225. diablo tuner
  226. Getting Screwed on the Power Steering Hose Recall
  227. Mystery noise found. I think.
  228. Gatorback Serpentine Drive Belt
  229. power steering hose! READ
  230. help me choose wheels!
  231. Tuner?
  232. Poor Imp....
  233. Service Vehicle Soon!!
  234. High flow MAF
  235. leather seats
  236. 05 grand prix dumb question
  237. W body Store fenderwell intake
  238. Raced a Foxbody
  239. Anyone with a tune out there for a GXP?
  240. This sure beats the clown car
  241. Wiring Electric Cutout
  242. oil pressure
  243. brake job
  244. had a little problem with the GXP tonight
  245. Rotors&Pads-GXP
  246. drilled and slotted rotors
  247. Racing Newb
  248. We saw our first clown of the year today
  249. Re-Introduction
  250. Toasted a coupe Audi TT