View Full Version : GM Engine & Exhaust Performance



  1. Shaner Ported TB Installed
  2. Electric Cut Outs.
  3. Anyone with improved mileage 5.3 Magnaflow?
  4. ls1 project
  5. torque converter
  6. iat sensor?
  7. more problems, got a boost/slip question
  8. Injector clips suck! Misfires anyone?
  9. New best 1/8th mi MPH
  10. Radix and longtubes?
  11. How Long Will 4l65e Last On 500rwhp
  12. 6.0 w/STS
  13. Need help with mod order (and Nelson tuning questions)
  14. Exhaust ?'s
  15. lt1 vs ls1 plug
  16. Flow Masters Junk
  17. Got into the 12's tonight!
  18. muffler
  19. Snap snap at the line :(
  20. bicycle chain timming set
  21. Where to get Stainless Tubing?!
  22. Muffler help
  23. I ordered my STUFF!!!
  24. 99 silverado 4x4 4.8 automatic hard to start
  25. injectors?
  26. Problems with vsc need help...
  27. wasted money?
  28. ASP charged me today.....
  29. how amny miles will a 4.8l with automatic last?
  30. hissing noise coming from driver side engine bay
  31. 6.0 block
  32. Need help fast
  33. carb legal?
  34. help with turbo
  35. Radix and N20
  36. sts turbo help
  37. Exhaust Pipe Diameter for 99 hoe'
  38. oil pump and timing chain upgrade, suggestions....
  39. L33 Heads Info Needed.
  40. Need Help with '97 Silverado
  41. cam lift help please
  42. No Power?? Sorry this is a little long
  43. cam question?
  44. MANY truck products on sale at TBYRNE Motorsports!
  45. Tired of my GIBSON!!!!!
  46. Do lightweight forged pistons make a shuffle sound?
  47. Need Elec.Help with Vortec
  48. Frustrated Radix Tune!!! PLs Help!
  49. What About Whipple?
  50. which muffler
  51. Dumb Q - PCM removal
  52. I Need A Direct Bolt On Exhaust System for My VHO!
  53. Help with a converter please
  54. Trailblazer tc on the way!
  55. Head And Cam
  56. IFR with 44# Multec II injectors?? post your IFR
  57. Nelson tuning!
  58. 4.11's will be here Wed.
  59. Thinking about
  60. Dynoing a H2?
  61. Smaller Pulley - Smaller Belt?
  62. EGR removal, blockoff question?
  63. Swapped Magnaflow for Corsa Touring on H2
  64. Idle falls below 500 rpms with A/C on...
  65. Got the GTech out, I'm disappointed!
  66. PCM tune question
  67. Getting the 8.1
  68. GM AC Recall Rumor
  69. Got my K&N FIPK
  70. Can you use waterwetter?
  71. fuel pressure regulator is very easy to change until....
  72. STS-Not lookin too attractive to me
  73. Help with cam
  74. Can someone points me towards...
  75. Help for peope needing to remove PCM.
  76. what motor to go with ls2,Ls1,6.0?
  77. Ok, Need some Advice.
  78. where's Jesse?? Wait4me???
  79. 3 inch pulley went on the Whipple today
  80. Coolant Sensor issues / probs. ??
  81. What mods will void warranties?
  82. Cam install complete!
  83. Tach is off by 400rpm
  84. Hooker goes in tomorrow
  85. Which mufflers sound good WITHOUT cats???
  86. radix guys
  87. How much horsepower can the 8.1 42lb injectors hold??
  88. Superchips settings....
  89. How tough is it to do a cam change?
  90. got some cash wanna go fast
  91. Helping Jesse to Tune.
  92. Metal used in stock "Y" pipe?
  93. What Tools Needed?
  94. Engine Problem?
  95. Just got my Wait4Me Tune in!!
  96. Meth Injection
  97. Need help with SES code
  98. turbonator???
  99. Ordered Complete Exhaust System!
  100. Injector?
  101. PCM tuners....prices? options....
  102. 220/224 comp and stock tuning???
  103. Looking for input: Who has had a wait4me tune, after having a different tune?
  104. New here. Radix in the mail. Questions.
  105. Crew Cab
  106. Just got my VHO. need suggestion for 1st mod
  107. Incredible deals for JBA headers!
  108. Pageing Bud8fan
  109. Installing Lt's today any advice?
  110. double roller timing chain?
  111. Bye Bye Cats!!
  112. Need some help measuring a few things
  113. JBA cat back exhaust
  114. JBA cat back exhaust
  115. X pipe or H pipe 2003 1500hd 6.0L
  116. 6.0 ?
  117. tune mileage
  118. How is this cam???!!
  119. Dynatech Long Tube Header Group Purchase!
  120. Magnaflow Exhaust Group Purchase!
  121. Good news/Bad news!
  122. Which mufflers would sound best on my setup????
  123. cam tunning
  124. Bolt pattern for 6 lug wheels?
  125. Need a part number
  126. 6.0 swap - cam, exhaust, and other questions (kinda long)
  127. Header install question!!!
  128. how to tell which motor?
  129. PCM's
  130. Timing questions..
  131. TCC not locking
  132. Need 1 ThunderVolt 50 wire
  133. Underbody pics of true dual exhaust setup
  134. Has anyone tried to change the fan out to a Flexalite mech. fan?
  135. Tune is in.. CODE P0315
  136. hooker question??
  137. no tune for me...
  138. Towing with a VHO
  139. new best!
  140. Quick o2 Simulator question
  141. Here's my new custom CAI
  142. magnaflow sound clip
  143. Magnaflow sound clip
  144. 6.0 is in, now some questions...
  145. How is this comp cam
  146. cam install cost
  147. 317 heads?
  148. My Wrecked Truck Update.
  149. New exhaust
  150. Electric Fan owners with 6.0, What's you engine temp?
  151. Does this mean I'm running hot/lean?
  152. Horrible mpg, weird fuel pressure... Moto60s and twin Walbros
  153. quick ques. about 05 efans?
  154. Guys with 03-04 Trucks
  155. Cam or pacesetter lt's and ory ?????!!!!!!
  156. 233/239 113
  157. What exhaust setup are you guys running with high HP apps?
  158. Quantum Blue lubricants
  159. good bolt on's
  160. o2 sensors and emissions
  161. tranny probs
  162. good cam for a 4.8-5.3???
  163. Meth Injection FAQ
  164. MAC Air Induction System For GM 3.5L
  165. Do Any Sponsors Carry MAC Air Intake Systems?
  166. Exhaust Question
  167. more 6.0 ?'s
  168. pinging with Radix
  169. PCM problem, no power please help
  170. turbocharger
  171. Sport Truck Shootout !
  172. oil consumption and catch can alternatives
  173. truck getting hotter after 180 thermostat install
  174. Help! PLEASE!!!
  175. Factory efan operation parameters inside
  176. ARP rod bolt question/concern
  177. W2W Turbo kit, ANYONE ever seen one?
  178. 224/227 .563/.569 114 LSA-Driveability?
  179. Ported oil pump and ls2 timing chain?s
  180. questions about some hookers!
  181. Part needed
  182. new times with cam, stall, tune
  183. cam choice
  184. 02 2500HD Running now Roadtest time/ update.
  185. Thermostat Question
  186. Radix supercharger with SuperMaxx long tube header package!
  187. Radiator size question?
  188. Lower Compression Heads!
  189. oil pan gasket question?
  190. Well ordered 2 things tonite
  191. How much Boost is safe on a stock LQ9
  192. New mototron 60 lb. injectors
  193. exhaust clip
  194. Cutout
  195. this was weird
  196. Z06 cam in 5.3-good idea????
  197. spintech exhaust, any experiences???
  198. 02 ecm in 99 and no battery light?
  199. Most miles out of a 5.3 motor that you've heard of?
  200. Engine choice revisited LQ4 vs LQ9
  201. ls6 cam, for forced induction?
  202. Is something like this a good deal?
  203. Search before you POST please.
  204. STS turbo lag?
  205. Flo Pro Hd Muffler
  206. Underdrive Pulleys
  207. PF59 or PF 61?
  208. What kind of power do you think I will get? ? ?
  209. Real Quick Oil Question
  210. Decisions decisions
  211. A creative picture of your truck could bring you $250.00 in mod money!
  212. Gutting cats,worth it?
  213. 918s almost in
  214. 11 Sec Truck for Sale!!!
  215. holley pump 12-902, good swap?
  216. Patriot 5.3 Stage II Heads now $1,095 Assembled
  217. New dyno #'s with headers and exhaust
  218. Just finnished up the hard part of the T72 install on the 4.3L
  219. Where to get a good clean 6.0 shortblock?
  220. Ls6 cam in a 5.3????
  221. progress (pic's)
  222. How much can I shave safely???
  223. vinci or comp
  224. Not sure where to put this.... Ebrake Problem!!
  225. Helix trottle body spacer
  226. LS1 in late model S-10??
  227. Possible exhaust setup for 6.0
  228. STS Turbos will be 50 state legal!
  229. Results after 1 week
  230. Tech 2 question
  231. Progress pics on my VHP cam and rocker install
  232. 4.3L turbo is DONE! Now i need to figure out the boost spikes and A/F.
  233. 05 6.0 serria1500 performance pkg "where to start"
  234. Too much stall?
  235. 99 xcab Z71 power increase
  236. Durability - Towing with RADIX
  237. 02 2500 HD wow turbos are cool.. NO DYNO # yet
  238. JBA EVOL exhaust
  239. Guys.. I need your Help.
  240. Go fast goodies for sale! Deal!!!
  241. anyone running edelbrock cam's? their grinds seem a lil different
  242. Dynomax bullets or Hooker aerochambers????
  243. Questions about pacesetters and o2 sims
  244. Intake gasket swap on 5.3, what all is involved?
  245. 4.8L and performance heads
  246. Cam Question
  247. Please Help With Exhaust!!
  248. need help new truck
  249. please help!!!!! pcm info
  250. did a search no results so..
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