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

: 8th Gen Engine Performance


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  1. Idol issue
  2. Throttle body
  3. 08 lt 3.9 rod knock
  4. Torque Pro
  5. need help please
  6. 08 3.5 idle issues
  7. bubbles in cooling system
  8. Power Surge Under Heavy Acceleration
  9. Is the overkill tune well worth buying for the 3.5?
  10. 13MY NU5 Vs. NU6 Vs. NT7
  11. Help!!
  12. Spotty temp readings, now check engine light
  13. Need to replace crank seal
  14. 3.5 or 3.9 V6 How do you tell?
  15. Got the Rear Crossover-Tubes Gasket replaced...
  16. Winterized MY13, LT1 out of the SS and Dyno video of Z34 vs the Impala
  17. Moved topic (06 3.9 LT car stuttering)
  18. Diablotune Live Data/Throttle Body Issue
  19. HP, Camaro vs Impala (and Limited)
  20. 08 Impala LT 3.9L Rebuild.
  21. Mace camshafts specs
  22. ESSO Synergy
  23. VIDEO - Dyno Pulls, Sound and Races
  24. DYNO TEST REPORT - GMS 80k Volt Coils
  25. DYNO TEST - MAGNAFLOW CATS VS OEM's - WOW!!!
  26. Temperature gauge.
  27. VIDEO - Magnaflow direct-flow cats
  28. 2012-2013 Impala (14-16 Impala Limited) Magnaflow Direct-Fit Catalytic Specifications
  29. Gauging interest in 3.6 LFX pulleys
  30. Pennzoil Ultra Platinum 10w30 review
  31. I dont know what i have but i need a cai
  32. 8th Gen Acceleration Clips
  33. Lets play a guessing game. Can you guess?
  34. i need help
  35. Overkill 3500 and 3900 Product Updates
  36. Need help
  37. Bleeding Air from Engin Coolant system and Heater Core
  38. DIY CAI Question
  39. 2007 3.9L Resonator
  40. Direct Hi-Flow Catalytic Converters
  41. Heavy Duty Serpentine Belt (w/SLP)
  42. DYNO TEST REPORT - OVERKILL 80MM TB vs. VMAX
  43. Just for fun
  44. AC and idle issue
  45. 80mm Overkill TB w/ Modified K&N Typhoon Cold Air Intake System (part 2)
  46. Need advice engine shutting off while driving
  47. 80mm Overkill DYNO TESTED (vs. VMAX)
  48. Fuel Injector Cleaning?
  49. 2008 Impala Reduced speed to 107mph
  50. Programmer
  51. Impala Ideas?!
  52. Shudder
  53. 80mm Overkill TB w/ K&N Typhoon Cold Air Intake System
  54. '07 SS (LS4...): DTC C1118 & B2111 definitions???
  55. 3.9 reduced engine power/synonymous clank with acceleration?
  56. 2008 with 3,5 engine code P2127 and P2138
  57. Large Evap Leak
  58. Magnaflow Exhaust
  59. Is the 80mm Overkill TB enough for the LFX 3.6L engine?
  60. Cold start squeal (not the belt...in area of water pump and harmonic balancer)
  61. Another Thread About Spark Plugs
  62. Cams.
  63. Overkill 3900 Product Page Updated
  64. Impala engine light
  65. car wont respond
  66. JacFab 2012-13 Spacers Update
  67. Blowing cold air
  68. SS exhaust questions (go figure)
  69. 3.4 and 3.5 impala
  70. Turbo on my 3.5 lt impala
  71. Vaccum hoses
  72. Hypertech Tuner for LFX (Colorado/Canyon)
  73. charging issues 07 LS
  74. ASI Intake or Plugs and Wires first?
  75. Where did all my oil go?
  76. 2007 afm swap to 2009 engine
  77. Data Logging Trifecta
  78. LS4 Intake Manifolds on Black Friday special!
  79. LFX JacFab - 1/2" Spacer - DYNO TESTED
  80. Tuning and Drivability questions
  81. 3500/3900 V6 Thermostat Info
  82. Overkill 80mm Throttle Body for 2012+ Impala 3.6
  83. OBD2 code P0014
  84. Oil Filter Breather? Really? Anyone out there thinks this works?
  85. 07 Impala LS radiator bleeding valve location.
  86. Another Noisy 3.9
  87. 2007 3.9 2,4 and 6 cylinders dead
  88. Magnaflow Exhaust Sound Clip - Impala 2012-2013 (Limited 14-16) & 9th Gen LFX V6 3.6
  89. Overkill Intake for LFX Impala
  90. LFX JacFab 3/4" Intake Spacer - DYNO TESTED
  91. 2013 LFX Overkill vs. Trifecta Tune
  92. Track Tested - JacFab 3/4" Intake spacer - Part II
  93. Ported upper and lower intake manifolds
  94. E85 in the LFX
  95. ZZP Downpipe
  96. Degree bend on crossover pipe for 2008 3.5 impala
  97. Track Tested - JacFab 3/4" Intake Spacer
  98. Cold air intake for 3.9L?
  99. Has anyone put a cam in their 5.3?
  100. 2016 Pentastar will have sefl-integrated manifold head design (like LFX&LGX)
  101. My2013-dyno power gains sharing
  102. BCM Cause Overheat? P0481
  103. SS radiator petcock
  104. New Intake Spacer for 12-13(14limited) LFX Impalas from JACFAB
  105. **Overkill LS4 Intake Manifold Upgrade**
  106. PCM Failure
  107. 2012-2014 1/8 Mile
  108. Impala 3.6 - Powr-Flo Mass Airflow Sensors
  109. 3.5 to a 3.9 impala conversion
  110. Intake leak
  111. Kraftwerks supercharger on a 3.9 impala
  112. Gauging Interest - 3500/3900 Throttle Body Upgrade
  113. Aluminum pipe with cylinder heads
  114. Whats the best coolant
  115. Bullseye turbo for 3.9 impala
  116. 2006-2009 impala Ss camshaft
  117. Non vvt engines looking for camshaft sensor
  118. Exhaust tip question
  119. 2006-2009 impala ss parts fit a v6 3.9
  120. High Engine Idle
  121. 12-13 Impala K&N owners, favor needed
  122. Unsure......insight needed
  123. PCM flash?
  124. Looking to get a custom camshaft for 2008 impala 3.5
  125. Random misfire rough ide
  126. 2012 Impala ACProblem
  127. 2007 Impala LT Idling Rough
  128. New to impalas have questions
  129. 2006 Impala LT sound by the serpentine belt?
  130. How do i tell what engine is in my 09 Impala?
  131. Engine oil question
  132. engine swap
  133. DOD White Smoke and Oil Consumption
  134. Advanced PC Diagnostic Software
  135. 2006 ss motor mounts
  136. Overkill 3.6 DI Tune/Intake results
  137. 2008 A/C issues?
  138. Ss cool air intake pics?
  139. K&N Typhoon Air Intake
  140. Diablo tune question
  141. LS4 motor swap?
  142. What oils do ya'll use?
  143. Car tuning turbo
  144. Help with exhaust set up...
  145. 08 v6 3500
  146. Is Overkilling the only way to remove speed governor?
  147. 3 inch exhaust
  148. 2008 Impala LT 3.9L
  149. My custom 3" cat back exhaust
  150. My custom 3" cat back exhaust
  151. RPM fluctuation. Problem.
  152. Headers for 3.6 LFX LT
  153. V-max CNC ported throttle body.
  154. anyone tried pypes exhaust?
  155. Question intake manifold
  156. URGENT slight knock sound 2011
  157. New mod for the ls4 & lfx/llt engines: Vitesse motorsports throttle controller!!!
  158. 2013 Impala LTZ Exhaust Mod (?)
  159. Cold Air Intake Option for the W Body Impalas
  160. # 1 & # 7 Plugs tips covered with oil
  161. remote start
  162. Injectors
  163. disable all this crap?!?!?!?
  164. 2000 impala maf sensor issie
  165. excessive oil consumption?
  166. overkill trans tune
  167. More Performance?
  168. 2012-2013 LFX Impalas... we have an underdrive pulley!
  169. Where can I get my PCM tuned for my impala?
  170. Engine swap
  171. porting 12-13 3.6 LFX "down pipes"
  172. Ls6 intake swap
  173. 300WHP project, help & insight needed...
  174. Where's Overkill?
  175. Battery dead - can cause theft deterent system to reset ?
  176. Gas mileage and my 2012 LT
  177. air intake hose where can I get 1
  178. Engine Options
  179. 2012 impala performance mods
  180. 2012 impala lt exhaust
  181. Dod 2006 ss
  182. Dash Message
  183. engine light came on
  184. Throttle body or Throttle sensor
  185. RX Performance CNC Spiral Ported Throttle Body
  186. MSD Wire #
  187. 2006 3.5, chasing an oil leak. Suggestions?
  188. Tach Not Working - 08 3.5L
  189. Coolant Leak 2006 5.3L SS
  190. 2012 Magnaflow exhaust installed & comparison pics to stock exhaust
  191. Checked intake and trans fluid today
  192. Easy way to firm up the stock dog bone mount.
  193. 2008 EGR Valve Location
  194. RevX Ported Throttle Body
  195. The Many Spark Tables of the E39??????
  196. sounds like a candy wrapper in my tailpipe
  197. Best Fuel and Octane to use
  198. Front end grinding noise
  199. SLP grand prix exhaust fitment
  200. The coldest intake around
  201. Calling 2012-13 Overkill Tunes
  202. 2013 LTZ 3.6 First Gas Mileage Check
  203. ls4 throttle body size
  204. 09 ss
  205. 2012 impala ltz rims
  206. 07 SS got hot
  207. turbo 2012 3.6 impala
  208. Cold air intakes
  209. Overkill update
  210. issue with overkill tune on 2012 impala
  211. timing chain issues 2013?
  212. 2012 impala upgrades
  213. overkill tune
  214. overkill ecm install
  215. 06 low rpm, low oil pressure message
  216. 07 impala ss cam
  217. I have a 2008 impala Lt model
  218. Need help with timing reluctor wheels
  219. Some Upgrade Questions..
  220. NOS?
  221. Aeroforce HP TQ numbers
  222. 2007 3.9 Multiple codes
  223. Cat back exhaust on 2012 LS
  224. Lacking power
  225. Delete the cat question
  226. Overkill Tune?
  227. fender well intake 2012 impala lt
  228. fender well intake issue
  229. swap 2012 impala pcm for 2012 camaro pcm
  230. Oil change on 3.6L
  231. Totally disable all traction control?
  232. Lighting
  233. air injection Block off plates for lfx
  234. Hack cam phasing through tuning?
  235. evap normal pressure
  236. "Occasional " Tune
  237. Tune
  238. Why does other GM 3.5 equiped vehicles have more HP than the Impala?
  239. ticking rocker! damn
  240. Is 2012-13 3.6L Whistle on Intake covered by 5yr/100K Powertrain warranty?
  241. slight hesitation
  242. Question about throttle on 2012
  243. Does the 3.6L LFX engine have an oil pressure sensor?
  244. Need help tuning 06 3.9 liter
  245. 3.9 2008 actual coolant temp
  246. 2007 3.9 9c1 oil filter adapter question
  247. 07 ss general knowledge
  248. 2009 lt 3.5 upgrades
  249. lets get a 2012 intake made take a look
  250. Magnaflow for 2013&2012