View Full Version : GM Engine & Exhaust Performance



  1. ordered my westers pcm
  2. Paging Richmond Gear Owners
  3. Spraying Methanol problems
  4. Launching in 4wd? Good or Bad?
  5. NOS Questions on a 99 5.3........
  6. what would this get me ??
  7. Questions about procharger-ATI owners please come inside
  8. ? for ls1-edit guys
  9. Z06 cam in 6.0
  10. Injector question
  11. AC ????? Problem
  12. Strengthening the 4l60E?
  13. 5.3 vs 6.0 heads....5.7 head questions too
  14. ls edit gurus P0172 and P0175
  15. 16 valve springs in our engines right?
  16. all boltson no go
  17. auburn posi
  18. diablo users inside
  19. Back lash settings for gears
  20. Anyone had experience with these heads ??
  21. 99 vs 00+ 5.3 stock times?
  22. Big TEX ,Hit man X ,Hohl got a questions
  23. ASP pulley
  24. Who are you guys getting tuned by?
  25. Guys with magnacharger having a delay on throttle tip in?
  26. A fix for the door lock switch poping off!
  27. Interesting cam specs.....and VERY Interesting power results
  28. Free mods for 6.0 in a 2500hd.
  29. Eaton posi and synthetic lube with additive ok?
  30. Shifting @ 5800
  31. Didnt know if you guys had seen these
  32. Difference between 4.10's 3.90's 3.73's
  33. air temp. of supercharged applications?
  34. Went to NPR last night and had some decent times
  35. FS BBK 80MM TB
  36. LS1 truck PCM help kinda long replies needed
  37. Silverado SS exhaust, I maybe getting one.
  38. TQ converter
  39. 8.1 injectors ready to install
  40. O2 simms with cats?
  41. Hypertech PP3 Vs Predator- Track Times
  42. Installed an Eaton LImited Slip and have a question
  43. heat off of elect fans
  44. Electric fan install
  45. wHERE SHOULD I START? (6.0 MOTOR)
  46. Gen II Silverado SS
  47. I can't find a switched wire ..
  48. change oil light questions
  49. UPD Air Intake Secret
  50. Predator users past and present?
  51. Offering LS1 Edit for trucks
  52. Anyone cam their 8.1L?
  53. Procharged 5.3L?
  54. Is it possible to use the Predator shifts and NO tuning?
  55. Billet Highflow Fuel Rails Now for Truck Intake
  56. Gears?
  57. Here's the parts list.....(for 1BADHD and others interested)
  58. ASP Pulleys: Crank Pulley vs. Crank & Alt. Pullies
  59. GRAEAT NEWS: I know how to break a drive shaft....
  60. Why did this happen w/ the UPD?
  61. Crack in a can
  62. 8.5 vs 8.6
  63. Auto Tap Diagnostic Scanner?
  64. Ls1 edit question
  65. Engine locked up!!!.....anyone know where a 4.8,5.3,6.0 is??
  66. Stock Fan
  67. jmX asking a truck question?!
  68. Air Filter?
  69. any other good 99+ truck sites?
  70. Getting rid of tq management: Good or Bad idea?
  71. LQ4 and LQ9 peak HP at different RPM's..which one to buy??
  72. Just realized something about the Predator tuning!
  73. A good cam for an LQ4 running a Whipple charger??
  74. 1000hp with stock fuel lines?
  75. 2004 silverado door bell?
  76. Head and Cam Package
  77. LS1 f body asp pulley same as 5.3 truck? *DELETED*
  78. Another intake part...
  79. Best exhaust system
  80. hOW MUCH DOES IT COST TO BORE A BLOCK?
  81. Parish - nesacery to install wideband?
  82. new motor doesnt seem to run much better????
  83. Aluminum 6.0L block?
  84. Need help 99 Silverado 5speed 5.3
  85. Fuel trim settings and meaning?
  86. Magnaflow vs. DynoMax ultra flow system on Suburban
  87. questions about Procharging my 5.3L?
  88. Looking for some traction
  89. new tq converter
  90. Peeps with a HD 130A alternator...I have a simple request.
  91. which cam?
  92. New LS1Edit Tuning message board
  93. Simple Question about TTT or TT
  94. how much boost is safe?
  95. How do you raise the idle ??
  96. has anyone dyno'd a Corsa exhaust on a 5.3L engine?
  97. Eaton Posi??
  98. where to get smaller pully?
  99. New LQ4 6.0 cost $3768.00 !!!!
  100. 2004 Chevy Colorado?
  101. websites with 4.3 performance?
  102. 2002 6.0
  103. i finially getting the wideband theory!
  104. LS1 and Whipple...how hard to do this??
  105. 1/4 times if they make an 04 RC SS 6.0L?
  106. May have found me an engine 6.0(LQ4)
  107. anyone ever run a stock muffler with no cats?
  108. ls1 Edit Timing Tables
  109. recommendations for cheap PCM programming
  110. My personal experience with Predator tuing vs. Westers tunin
  111. diablo predator to tune cam?tr 220 553 114 tuning?
  112. 2004 Vortech 5.3 specs
  113. Perfect exhaust setup...
  114. Radix and Nitrous?
  115. rearend question
  116. Sept. 19 - dyno-tuning at Futral - few ?s for LS1 Edit users
  117. Initial Mods for Towing?
  118. MPG increase?
  119. '02 8.1 engines and oil consumption
  120. Anyone want to "Yank" their converter?
  121. Service engine light?
  122. Are throttle body spacers, worth it?
  123. ALL WHEEL DRIVE
  124. question for bmBulter
  125. Check this out - Wheel Fitment Tool
  126. duramax
  127. Hoods
  128. LS6 INTAKE
  129. Any reason not to buy the Radix supercharger for my 5.3?
  130. ASP Pulley Belt Question
  131. Question for Pewter03GMC
  132. Where to put fuel pressure guage sending unit??
  133. 2001Suburban 2500 charging problem.
  134. Considering buying a Diesel truck. Stick or Auto for drag?
  135. What knd of HP and TQ can I expect to have???
  136. oil pump question
  137. 11 lb pulley on! Last minute ??
  138. Is roots style that much better than centrifugal
  139. Which connecting rods for 6.0? Eagle, crower?or....
  140. new version 1.3 LS1edit?
  141. 5.3 Engine Setup for BLOWER?
  142. Well I think I found my new block
  143. Vortech 6.0 info from Truck Trend
  144. Wideband Monitor GP
  145. How hard is it to tune these trucks??
  146. Anyone have a wiring Schematic for dual electic fans?
  147. Interested in Yank - what else do I need?
  148. New product - VR Velocity stack
  149. Those with electric fans, got a ? for ya.
  150. Need some help w/ H&C + procharger plans
  151. Installed TBS!
  152. Hot Rod Magazine Test Truck Video
  153. 11 pound pulley results
  154. Oil change interval ??
  155. pipe diameter????
  156. 2500HD Air Induction?
  157. Muffler Replacement
  158. Predator fuel trim short term numbers, what gives?!
  159. Question for 4x4 guys
  160. ABS and Brake related question.
  161. Well, I think I did it. Predator shifts & no Predator tuning
  162. Paging 1BADHD
  163. paging: ranwalk
  164. OEM descreend Z06 maf? Anyone using one?
  165. rocker torq specs and crank bolt probs.
  166. Stage 8 locking header bolts
  167. LS1Edit Gurus, help with shifts!
  168. VaraRam Velocity Stack
  169. meziere wp on 5.3 truck?
  170. new best times with westers.
  171. awesome i can break dual valve springs.
  172. HP Guestimate needed from LS1 Gurus and an intro!
  173. Who's got LS1 fans and the VSC?
  174. My Truck Newby
  175. Swaybars
  176. spring change ?
  177. Just for those that said it was not so........
  178. Eaton Posi for 14 bolt 10.5"
  179. Traction Problems
  180. New track times with 11 pound pulley. SLOWER!!!
  181. New Track Times
  182. Considering a DiaboloSport Predator? Read this first!!
  183. Blew My Driveshaft up at 80! Long Post. Pics now up!
  184. Weird SES Light Problem
  185. Good driveshaft info
  186. FIPK for 4.8 chevy
  187. Muffler
  188. lowering 2/4 questions
  189. towing questions
  190. Hard starts on my 2001 5.3L Tahoe
  191. LS1 intake on 5.3L
  192. 6.0 CI Head Flow Numbers
  193. Which wire to tap for A/F ratio gauge? HELP????
  194. PERFORMANCE TIRES???
  195. f body crank different than truck?
  196. Ordered a Westers
  197. How much should i sell my 6.0 heads for?
  198. ? for Fast4.8
  199. My dual electric fan set up.
  200. 130A HD/HO alt belt length?
  201. want to remove my HP sucker
  202. Pics of drive shaft after it was broken
  203. ATI Procharger
  204. #317 6.0 heads for sale!
  205. LS1 conversion
  206. Absolute 6.0l Blower heads arrived flow numbers inside
  207. What octane gas do yall use in your trucks?
  208. talk about stroken each other off ,look at the Dodge boys
  209. 4.8 shifter swap
  210. New Cam and heads For a SS
  211. welp added a duramax/alison combo - am i getting greedy? LOL
  212. VaraRam Velocity Stack vs. Ported & Polished Throttle body?
  213. Need Complete Info On 4.8
  214. Official wheel weight post.
  215. Help w/ Installed Valve Stem Ht. ?
  216. Okay got my 130A alt in...
  217. Comp cams 212/218 cam any good?
  218. Alt making a slight whine?
  219. How much are we talkin??
  220. M'kay 3/4 ton radiator is in
  221. QTP electrice cutouts
  222. Mods Update!!!!
  223. Kinda bummmed, what are my options?
  224. HEY GUYS
  225. TSP '03 Duramax: 416.9 RWHP & 747.8 RWTQ
  226. What do freeze plugs look like?
  227. Anyone run these Magnaflows?
  228. SHIT!! I MAY HAVE A BIG PROBLEM!!
  229. Hey RPM-24??
  230. Turbo truck update.
  231. Clean up TB
  232. Why couldn't you "belt-drive" a turbocharger ??
  233. Got a deal on a UPD intake!
  234. pcv ?
  235. Underhood heat removal.....
  236. Is it time for new o2's?????
  237. Plugs.........
  238. Anyone ever heard of a coolcharger supercharger?
  239. Tow Rig gets a new best!
  240. Help with body control moduel please.
  241. Personal Pic
  242. New 4.8L Sierra reg. cab Pu???
  243. UPD?
  244. Descreened MAF
  245. Cleaning MAF
  246. 2500, HD, hoods, drive train, questions
  247. 4wd vibration @45mph
  248. 2500HD cam Swap...
  249. Time For New Pads???
  250. Ride Control? "FIRM"?
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