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  1. Hypertech III on 89 octane?
  2. where can i find.......
  3. this sound like a good deal?
  4. same thing?
  5. SLP "ZL402" LS1 and LS2 short blocks
  6. cheapest place to find an ls1 or lt1
  7. Big Block turbo 4wheel drive street
  8. Looking for more 5.3 Power......
  9. fans real loud.... why?
  10. slight hesitaion on acceleration 98 Sub
  11. Big case alternator vs. upgraded little case
  12. Where is the nearest wheel dyno in Central TX???
  13. Airaid vs. K&N
  14. so question about buying used hypertech programmers
  15. Superchip for 6.0 vortec
  16. Wait4Me Custom Tune Ordered
  17. E Fans
  18. Engine Stumbles
  19. which gears and diff should i use????
  20. Vortec heads for pre 86(1976)GMC
  21. Wester's is now in!
  22. 99 tahoe emissions???
  23. 350 swap....
  24. Torque---valvesize--heads--HELP
  25. Headsup!!! Summit has strocker cranks on clearance
  26. juice attitude help
  27. Modded 350 Tbi
  28. Any Central TX guys interested in group dyno?
  29. Can I pass Cali smog?
  30. 366 cid chev truck engine
  31. Members help with custom tune choices
  32. Difference between the 05' 5.3 and 5.3HO?
  33. Are chips really worth the cost or not?
  34. Msd 6al??
  35. Towing with 3.42's
  36. another tune question
  37. Throttle Body Spacers
  38. LT1 Swap
  39. Underdrive pullies on NBS...
  40. Wait4MePerformance Gas milage tune
  41. cfm-tech tbi mods pkg. worth the money
  42. thinking of getting a predator even with the $100 tune
  43. Worth it to put posi-lock on a 3.08?
  44. can't decide what to do
  45. 454
  46. chip should i see a big difference?
  47. I need a good cam, help needed...
  48. ls1 wont fire....injectors not firing. HELP!!!
  49. vortec head question
  50. need cat info
  51. Near Stock L03 305 dyno #s
  52. Help With 305 Cam Choice
  53. Harder shifts by messing with accumulator?
  54. !!! Finally!!!
  55. Which magnaflow?
  56. wiring diagram for e-fans?
  57. custom tune for a 4.3l
  58. Will custom tune recognize new t-stat?
  59. 05 1500LD silverado, performace stuff yet? 3" BL?
  60. Zz383?
  61. 4.3L to ZZ4 Swap info
  62. 1996 C3500 crew cab 7.4l
  63. 6.0 mods I did today
  64. Another Timing Thread
  65. 190 liter pump
  66. 6.0 Cam swap/lifter question...
  67. If i tow a vehicle, should i swap out my W4MP PCM?
  68. Would this help my mpg? and give me some performance?
  69. Electric Fans
  70. 6.0 Performance Questions
  71. filter vs. intake system
  72. sea level and performance
  73. Custome Tune (wait4me)
  74. FastFlash Question
  75. OBS Custom ram air setup, under $20
  76. PCM help/info??
  77. th400 to 700.what do i need.
  78. any good tuners in me area
  79. Vortec head help
  80. descreening MAF
  81. obs K&N intake
  82. cold air intakes???
  83. NBS guys? wait4me tune?
  84. Pace Setter Air F/X Intakes
  85. steel brakelines for the obs
  86. Electric fans or underdrive pulleys
  87. Just installed my PCM 4 Less, WOW!
  88. 4;56
  89. PCM Confusion
  90. K&N FIPK
  91. Engine swap opinions wanted for my 91 K1500
  92. Tunning Question
  93. Just Ordered A Westers
  94. 2005 1500 Z71
  95. effect of heat on ET
  96. The effects of "whomping"?!?!
  97. where to find 4" intake tubing
  98. Ebay TBI Spacers
  99. 6.0 swap, AWD, OBS???'s
  100. mpfi
  101. Headers and cali air??
  102. hypher tech tune and E85 fuel
  103. What all engines have the same cam as a 6.0?
  104. where to buy nbs factory v-8 harness?
  105. SPE Vmax Manifold Spacer
  106. No K&N intake part support?!
  107. Need help immediately!!!
  108. Need Help Please!!!!!!!!!!!!!!!
  109. AEM Intake (remove maf screen?)
  110. 5.3 flex fuel motor
  111. Any problems with MAF screen off?
  112. LS1 MAF on a 98 5.7...?
  113. 2004 180 degree thremostat for 5.3L
  114. The Do's and Dont's of the Diablo
  115. AN fitting ?'s
  116. Transmission Coolers?
  117. How bad is a 2nd gear scratch?
  118. PLEASE HELP. need a overdrive alternator pulley quick!
  119. Just put in the Westers &......
  120. Intercooler on 6.5TD ?
  121. Marine intake installed
  122. Brake options?
  123. Who has used the Tuner Cat
  124. Dmax/Alli. Overheating issues
  125. is now a good time to order a chip?
  126. Custom tune for an S10?
  127. Help me chooose a differential
  128. which one first???
  129. TB spacer?
  130. MAF location = performance?
  131. Injector help
  132. 305... Any upgrades for power and HP?
  133. Holy Intake....
  134. Seriously looking at repowering my 93 with a Cummins 5.9
  135. Good starting place for 1st mods?
  136. 96 5.7 Vortech Replacement
  137. Switching from TBI to Carb.
  138. AEM Brute Force
  139. Brake Upgrades
  140. Westers or EFIlive or wait4meperformance?
  141. Tune info and advice
  142. K%N Generation II OR 77 series? for a 5.3
  143. K&N FIPK
  144. First fill up.
  145. Mass airflow
  146. Took the truck to the track.
  147. cold air help?
  148. Question
  149. stock 01 air box
  150. Just got the W4MP installed!
  151. Ram airs 4 chebbies
  152. Help...OBS SWAPS??? Whose done it? And what was done?
  153. Holley 670cfm TBI
  154. Bully Dog
  155. Buy a pair of Power Slot Rotors and get a FREE set of Brake Pads
  156. anyone in the midwest do engine swaps on the side?
  157. Juice box
  158. LQ9 available in all trucks! - 08/01 GM Media release
  159. Jet Performance Programmer / Thermostat
  160. Just sent off my PCM to W4MP
  161. NBS to 5.3 or 6.0?
  162. looking for economy and performance?!?!
  163. Poweraid T/B Spacer for 5.3L
  164. Intake gasket swap on 5.3
  165. Cheaper tunes for the vortecs
  166. TBI question
  167. 383 help 97 Tahoe
  168. front diff manual pages
  169. highway fuel economy...5.3 vs 6.0?
  170. Vortec Swap
  171. Is it hard to install transgo shiftkit?
  172. stacking chips on gas?
  173. backfiring?
  174. Mpg Sucks....
  175. intake vs headers
  176. The sum of its parts
  177. Which spark plugs
  178. Any suggestions?
  179. Project started
  180. K&N void warranty?
  181. programmer for 6.0 2500 yukon XL
  182. K&N
  183. Mods to my 88
  184. 4L60E Corvette Servo. Do I have it?
  185. Ecm ????
  186. Computer controller 96+ in a 94
  187. Need Jetting help for performer carb
  188. twin turbo
  189. Does the 4.3 & 4.8 have the same gas mileage?
  190. High flow catalytic convertor
  191. Installed K&N FIPK
  192. motor swap? will this work?
  193. What else is Left??
  194. question on fuel injectors
  195. Gibson Questions
  196. which progammer??
  197. 350 in a S15 jimmy
  198. 454 truck headers
  199. hypertech settings help needed 00 z71 5.3
  200. Which heads am I looking for?
  201. Need Shift Kit Help
  202. Engine Swap Q's
  203. Ignition Question
  204. From 5.7L 350 to 7.4L 454 Engine Swap
  205. Someone please tell me what's going on!
  206. computer retune - what CAN be done?
  207. throttle body spacer
  208. 10% off headers, exhausts, inductions and Westers tuning!
  209. best place to buy perf parts
  210. Throttle Blades hitting the intake!!!
  211. Transmission Swap???
  212. E fan question
  213. performance of my tahoe
  214. question on a TBI TB spacer
  215. Cam/Springs/Rockers
  216. need help to get pcm tuned
  217. best place to purchase k&n cold air intake
  218. 01 chevy elect. fan
  219. gas milage mods
  220. Ever order from Truckstroeusa?
  221. Will my 35's Fit?
  222. Oil pressure....??
  223. Blown sbc
  224. Tech discussion Intake Manifold development
  225. 383 for my 98 k1500
  226. Tps
  227. Problems need help
  228. headers
  229. SCAN TOOL, TIMESLIPS & DYNO FOR UNDER $100
  230. Hey GMCJOE..Q about your PCM?
  231. help with westers tune
  232. Electric fans!!! :::HELP:::
  233. LQ4-LQ9 difference
  234. brakes for denali
  235. cold air intake system
  236. intake question
  237. turbonator
  238. Air scoop?
  239. wait4me and crank angle relearn
  240. last minute wheel bearing help
  241. cheap (free) upgrades
  242. 95 Obs 3500
  243. Need some help...
  244. Jet Programmer
  245. magnaflow...grrrr
  246. do exhaust shops have headers?
  247. Flowmaster Question
  248. Best tune up....
  249. installing pcm
  250. NBS PCM Install