8th Gen Engine Performance [Archive] - Chevy Impala Forums

: 8th Gen Engine Performance


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  1. 8th Gen Acceleration Clips
  2. Lets play a guessing game. Can you guess?
  3. i need help
  4. Overkill 3500 and 3900 Product Updates
  5. Need help
  6. Bleeding Air from Engin Coolant system and Heater Core
  7. DIY CAI Question
  8. 2007 3.9L Resonator
  9. Direct Hi-Flow Catalytic Converters
  10. Heavy Duty Serpentine Belt (w/SLP)
  11. DYNO TEST REPORT - OVERKILL 80MM TB vs. VMAX
  12. Just for fun
  13. AC and idle issue
  14. 80mm Overkill TB w/ Modified K&N Typhoon Cold Air Intake System (part 2)
  15. Need advice engine shutting off while driving
  16. 80mm Overkill DYNO TESTED (vs. VMAX)
  17. Fuel Injector Cleaning?
  18. 2008 Impala Reduced speed to 107mph
  19. Programmer
  20. Impala Ideas?!
  21. Shudder
  22. 80mm Overkill TB w/ K&N Typhoon Cold Air Intake System
  23. '07 SS (LS4...): DTC C1118 & B2111 definitions???
  24. 3.9 reduced engine power/synonymous clank with acceleration?
  25. 2008 with 3,5 engine code P2127 and P2138
  26. Large Evap Leak
  27. Magnaflow Exhaust
  28. Is the 80mm Overkill TB enough for the LFX 3.6L engine?
  29. Cold start squeal (not the belt...in area of water pump and harmonic balancer)
  30. Another Thread About Spark Plugs
  31. Cams.
  32. Overkill 3900 Product Page Updated
  33. Impala engine light
  34. car wont respond
  35. JacFab 2012-13 Spacers Update
  36. Blowing cold air
  37. SS exhaust questions (go figure)
  38. 3.4 and 3.5 impala
  39. Turbo on my 3.5 lt impala
  40. Vaccum hoses
  41. Hypertech Tuner for LFX (Colorado/Canyon)
  42. charging issues 07 LS
  43. ASI Intake or Plugs and Wires first?
  44. Where did all my oil go?
  45. 2007 afm swap to 2009 engine
  46. Data Logging Trifecta
  47. LS4 Intake Manifolds on Black Friday special!
  48. LFX JacFab - 1/2" Spacer - DYNO TESTED
  49. Tuning and Drivability questions
  50. 3500/3900 V6 Thermostat Info
  51. Overkill 80mm Throttle Body for 2012+ Impala 3.6
  52. OBD2 code P0014
  53. Oil Filter Breather? Really? Anyone out there thinks this works?
  54. 07 Impala LS radiator bleeding valve location.
  55. Another Noisy 3.9
  56. 2007 3.9 2,4 and 6 cylinders dead
  57. Magnaflow Exhaust Sound Clip - Impala 2012-2013 (Limited 14-16) & 9th Gen LFX V6 3.6
  58. Overkill Intake for LFX Impala
  59. LFX JacFab 3/4" Intake Spacer - DYNO TESTED
  60. 2013 LFX Overkill vs. Trifecta Tune
  61. Track Tested - JacFab 3/4" Intake spacer - Part II
  62. Ported upper and lower intake manifolds
  63. E85 in the LFX
  64. ZZP Downpipe
  65. Degree bend on crossover pipe for 2008 3.5 impala
  66. Track Tested - JacFab 3/4" Intake Spacer
  67. Cold air intake for 3.9L?
  68. Has anyone put a cam in their 5.3?
  69. 2016 Pentastar will have sefl-integrated manifold head design (like LFX&LGX)
  70. My2013-dyno power gains sharing
  71. BCM Cause Overheat? P0481
  72. SS radiator petcock
  73. New Intake Spacer for 12-13(14limited) LFX Impalas from JACFAB
  74. **Overkill LS4 Intake Manifold Upgrade**
  75. PCM Failure
  76. 2012-2014 1/8 Mile
  77. Impala 3.6 - Powr-Flo Mass Airflow Sensors
  78. 3.5 to a 3.9 impala conversion
  79. Intake leak
  80. Kraftwerks supercharger on a 3.9 impala
  81. Gauging Interest - 3500/3900 Throttle Body Upgrade
  82. Aluminum pipe with cylinder heads
  83. Whats the best coolant
  84. Bullseye turbo for 3.9 impala
  85. 2006-2009 impala Ss camshaft
  86. Non vvt engines looking for camshaft sensor
  87. Exhaust tip question
  88. 2006-2009 impala ss parts fit a v6 3.9
  89. High Engine Idle
  90. 12-13 Impala K&N owners, favor needed
  91. Unsure......insight needed
  92. PCM flash?
  93. Looking to get a custom camshaft for 2008 impala 3.5
  94. Random misfire rough ide
  95. 2012 Impala ACProblem
  96. 2007 Impala LT Idling Rough
  97. New to impalas have questions
  98. 2006 Impala LT sound by the serpentine belt?
  99. How do i tell what engine is in my 09 Impala?
  100. Engine oil question
  101. engine swap
  102. DOD White Smoke and Oil Consumption
  103. Advanced PC Diagnostic Software
  104. 2006 ss motor mounts
  105. Overkill 3.6 DI Tune/Intake results
  106. 2008 A/C issues?
  107. Ss cool air intake pics?
  108. K&N Typhoon Air Intake
  109. Diablo tune question
  110. LS4 motor swap?
  111. What oils do ya'll use?
  112. Car tuning turbo
  113. Help with exhaust set up...
  114. 08 v6 3500
  115. Is Overkilling the only way to remove speed governor?
  116. 3 inch exhaust
  117. 2008 Impala LT 3.9L
  118. My custom 3" cat back exhaust
  119. My custom 3" cat back exhaust
  120. RPM fluctuation. Problem.
  121. Headers for 3.6 LFX LT
  122. V-max CNC ported throttle body.
  123. anyone tried pypes exhaust?
  124. Question intake manifold
  125. URGENT slight knock sound 2011
  126. New mod for the ls4 & lfx/llt engines: Vitesse motorsports throttle controller!!!
  127. 2013 Impala LTZ Exhaust Mod (?)
  128. Cold Air Intake Option for the W Body Impalas
  129. # 1 & # 7 Plugs tips covered with oil
  130. remote start
  131. Injectors
  132. disable all this crap?!?!?!?
  133. 2000 impala maf sensor issie
  134. excessive oil consumption?
  135. overkill trans tune
  136. More Performance?
  137. 2012-2013 LFX Impalas... we have an underdrive pulley!
  138. Where can I get my PCM tuned for my impala?
  139. Engine swap
  140. porting 12-13 3.6 LFX "down pipes"
  141. Ls6 intake swap
  142. 300WHP project, help & insight needed...
  143. Where's Overkill?
  144. Battery dead - can cause theft deterent system to reset ?
  145. Gas mileage and my 2012 LT
  146. air intake hose where can I get 1
  147. Engine Options
  148. 2012 impala performance mods
  149. 2012 impala lt exhaust
  150. Dod 2006 ss
  151. Dash Message
  152. engine light came on
  153. Throttle body or Throttle sensor
  154. RX Performance CNC Spiral Ported Throttle Body
  155. MSD Wire #
  156. 2006 3.5, chasing an oil leak. Suggestions?
  157. Tach Not Working - 08 3.5L
  158. Coolant Leak 2006 5.3L SS
  159. 2012 Magnaflow exhaust installed & comparison pics to stock exhaust
  160. Checked intake and trans fluid today
  161. Easy way to firm up the stock dog bone mount.
  162. 2008 EGR Valve Location
  163. RevX Ported Throttle Body
  164. The Many Spark Tables of the E39??????
  165. sounds like a candy wrapper in my tailpipe
  166. Best Fuel and Octane to use
  167. Front end grinding noise
  168. SLP grand prix exhaust fitment
  169. The coldest intake around
  170. Calling 2012-13 Overkill Tunes
  171. 2013 LTZ 3.6 First Gas Mileage Check
  172. ls4 throttle body size
  173. 09 ss
  174. 2012 impala ltz rims
  175. 07 SS got hot
  176. turbo 2012 3.6 impala
  177. Cold air intakes
  178. Overkill update
  179. issue with overkill tune on 2012 impala
  180. timing chain issues 2013?
  181. 2012 impala upgrades
  182. overkill tune
  183. overkill ecm install
  184. 06 low rpm, low oil pressure message
  185. 07 impala ss cam
  186. I have a 2008 impala Lt model
  187. Need help with timing reluctor wheels
  188. Some Upgrade Questions..
  189. NOS?
  190. Aeroforce HP TQ numbers
  191. 2007 3.9 Multiple codes
  192. Cat back exhaust on 2012 LS
  193. Lacking power
  194. Delete the cat question
  195. Overkill Tune?
  196. fender well intake 2012 impala lt
  197. fender well intake issue
  198. swap 2012 impala pcm for 2012 camaro pcm
  199. Oil change on 3.6L
  200. Totally disable all traction control?
  201. Lighting
  202. air injection Block off plates for lfx
  203. Hack cam phasing through tuning?
  204. evap normal pressure
  205. "Occasional " Tune
  206. Tune
  207. Why does other GM 3.5 equiped vehicles have more HP than the Impala?
  208. ticking rocker! damn
  209. Is 2012-13 3.6L Whistle on Intake covered by 5yr/100K Powertrain warranty?
  210. slight hesitation
  211. Question about throttle on 2012
  212. Does the 3.6L LFX engine have an oil pressure sensor?
  213. Need help tuning 06 3.9 liter
  214. 3.9 2008 actual coolant temp
  215. 2007 3.9 9c1 oil filter adapter question
  216. 07 ss general knowledge
  217. 2009 lt 3.5 upgrades
  218. lets get a 2012 intake made take a look
  219. Magnaflow for 2013&2012
  220. Number guys what kind of horsepower an torque from up grades
  221. Want more power in my 2012
  222. Dtc p0121
  223. Power steering pouring
  224. Got a Lew tune!
  225. Replacing fuel level sensor
  226. oil filter adapter leak 2007 3.9
  227. Painted valve covers, need camaro manifold.
  228. STS turbo on 3.9 with 4psi
  229. 800hp 2007 Monte SS
  230. intake manifold?
  231. motor mount selection
  232. 2013 HID Wiring Help
  233. dog gone misfire
  234. Turbo
  235. 3.6 rejects CAI?
  236. 2008 3.9L LZG Engine tear-off oddities!
  237. Exhaust noon: Cutouts?
  238. 02 sensors
  239. Holy crap Oilman!!
  240. Need help with overkill 3.6 key relearn process
  241. Chev 5.3L AFM (DOD) Issues
  242. jet mass air flow sensor
  243. Upgrading Alternator
  244. 07 PC1 oil cooler delete
  245. Oil Catch Can 2013 Impala
  246. HELP! I'm looking at a couple of simple upgrades..
  247. 3.5 performance? (i know im sorry)
  248. Co2 intake cooler from summit
  249. induction noise 2012 3.6 LFX
  250. Overkilled Motorsports Ftmfw