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

: 8th Gen Engine Performance


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  1. Dynomax 19363
  2. Half-Mile / Race the Runway 2017
  3. Blackstone Engine Oil Analysis
  4. Idol issue
  5. Throttle body
  6. 08 lt 3.9 rod knock
  7. Torque Pro
  8. need help please
  9. 08 3.5 idle issues
  10. bubbles in cooling system
  11. Power Surge Under Heavy Acceleration
  12. Is the overkill tune well worth buying for the 3.5?
  13. 13MY NU5 Vs. NU6 Vs. NT7
  14. Help!!
  15. Spotty temp readings, now check engine light
  16. Need to replace crank seal
  17. 3.5 or 3.9 V6 How do you tell?
  18. Got the Rear Crossover-Tubes Gasket replaced...
  19. Winterized MY13, LT1 out of the SS and Dyno video of Z34 vs the Impala
  20. Moved topic (06 3.9 LT car stuttering)
  21. Diablotune Live Data/Throttle Body Issue
  22. HP, Camaro vs Impala (and Limited)
  23. 08 Impala LT 3.9L Rebuild.
  24. Mace camshafts specs
  25. ESSO Synergy
  26. VIDEO - Dyno Pulls, Sound and Races
  27. DYNO TEST REPORT - GMS 80k Volt Coils
  28. DYNO TEST - MAGNAFLOW CATS VS OEM's - WOW!!!
  29. Temperature gauge.
  30. VIDEO - Magnaflow direct-flow cats
  31. 2012-2013 Impala (14-16 Impala Limited) Magnaflow Direct-Fit Catalytic Specifications
  32. Gauging interest in 3.6 LFX pulleys
  33. Pennzoil Ultra Platinum 10w30 review
  34. I dont know what i have but i need a cai
  35. 8th Gen Acceleration Clips
  36. Lets play a guessing game. Can you guess?
  37. i need help
  38. Overkill 3500 and 3900 Product Updates
  39. Need help
  40. Bleeding Air from Engin Coolant system and Heater Core
  41. DIY CAI Question
  42. 2007 3.9L Resonator
  43. Direct Hi-Flow Catalytic Converters
  44. Heavy Duty Serpentine Belt (w/SLP)
  45. DYNO TEST REPORT - OVERKILL 80MM TB vs. VMAX
  46. Just for fun
  47. AC and idle issue
  48. 80mm Overkill TB w/ Modified K&N Typhoon Cold Air Intake System (part 2)
  49. Need advice engine shutting off while driving
  50. 80mm Overkill DYNO TESTED (vs. VMAX)
  51. Fuel Injector Cleaning?
  52. 2008 Impala Reduced speed to 107mph
  53. Programmer
  54. Impala Ideas?!
  55. Shudder
  56. 80mm Overkill TB w/ K&N Typhoon Cold Air Intake System
  57. '07 SS (LS4...): DTC C1118 & B2111 definitions???
  58. 3.9 reduced engine power/synonymous clank with acceleration?
  59. 2008 with 3,5 engine code P2127 and P2138
  60. Large Evap Leak
  61. Magnaflow Exhaust
  62. Is the 80mm Overkill TB enough for the LFX 3.6L engine?
  63. Cold start squeal (not the belt...in area of water pump and harmonic balancer)
  64. Another Thread About Spark Plugs
  65. Cams.
  66. Overkill 3900 Product Page Updated
  67. Impala engine light
  68. car wont respond
  69. JacFab 2012-13 Spacers Update
  70. Blowing cold air
  71. SS exhaust questions (go figure)
  72. 3.4 and 3.5 impala
  73. Turbo on my 3.5 lt impala
  74. Vaccum hoses
  75. Hypertech Tuner for LFX (Colorado/Canyon)
  76. charging issues 07 LS
  77. ASI Intake or Plugs and Wires first?
  78. Where did all my oil go?
  79. 2007 afm swap to 2009 engine
  80. Data Logging Trifecta
  81. LS4 Intake Manifolds on Black Friday special!
  82. LFX JacFab - 1/2" Spacer - DYNO TESTED
  83. Tuning and Drivability questions
  84. 3500/3900 V6 Thermostat Info
  85. Overkill 80mm Throttle Body for 2012+ Impala 3.6
  86. OBD2 code P0014
  87. Oil Filter Breather? Really? Anyone out there thinks this works?
  88. 07 Impala LS radiator bleeding valve location.
  89. Another Noisy 3.9
  90. 2007 3.9 2,4 and 6 cylinders dead
  91. Magnaflow Exhaust Sound Clip - Impala 2012-2013 (Limited 14-16) & 9th Gen LFX V6 3.6
  92. Overkill Intake for LFX Impala
  93. LFX JacFab 3/4" Intake Spacer - DYNO TESTED
  94. 2013 LFX Overkill vs. Trifecta Tune
  95. Track Tested - JacFab 3/4" Intake spacer - Part II
  96. Ported upper and lower intake manifolds
  97. E85 in the LFX
  98. ZZP Downpipe
  99. Degree bend on crossover pipe for 2008 3.5 impala
  100. Track Tested - JacFab 3/4" Intake Spacer
  101. Cold air intake for 3.9L?
  102. Has anyone put a cam in their 5.3?
  103. 2016 Pentastar will have sefl-integrated manifold head design (like LFX&LGX)
  104. My2013-dyno power gains sharing
  105. BCM Cause Overheat? P0481
  106. SS radiator petcock
  107. New Intake Spacer for 12-13(14limited) LFX Impalas from JACFAB
  108. **Overkill LS4 Intake Manifold Upgrade**
  109. PCM Failure
  110. 2012-2014 1/8 Mile
  111. Impala 3.6 - Powr-Flo Mass Airflow Sensors
  112. 3.5 to a 3.9 impala conversion
  113. Intake leak
  114. Kraftwerks supercharger on a 3.9 impala
  115. Gauging Interest - 3500/3900 Throttle Body Upgrade
  116. Aluminum pipe with cylinder heads
  117. Whats the best coolant
  118. Bullseye turbo for 3.9 impala
  119. 2006-2009 impala Ss camshaft
  120. Non vvt engines looking for camshaft sensor
  121. Exhaust tip question
  122. 2006-2009 impala ss parts fit a v6 3.9
  123. High Engine Idle
  124. 12-13 Impala K&N owners, favor needed
  125. Unsure......insight needed
  126. PCM flash?
  127. Looking to get a custom camshaft for 2008 impala 3.5
  128. Random misfire rough ide
  129. 2012 Impala ACProblem
  130. 2007 Impala LT Idling Rough
  131. New to impalas have questions
  132. 2006 Impala LT sound by the serpentine belt?
  133. How do i tell what engine is in my 09 Impala?
  134. Engine oil question
  135. engine swap
  136. DOD White Smoke and Oil Consumption
  137. Advanced PC Diagnostic Software
  138. 2006 ss motor mounts
  139. Overkill 3.6 DI Tune/Intake results
  140. 2008 A/C issues?
  141. Ss cool air intake pics?
  142. K&N Typhoon Air Intake
  143. Diablo tune question
  144. LS4 motor swap?
  145. What oils do ya'll use?
  146. Car tuning turbo
  147. Help with exhaust set up...
  148. 08 v6 3500
  149. Is Overkilling the only way to remove speed governor?
  150. 3 inch exhaust
  151. 2008 Impala LT 3.9L
  152. My custom 3" cat back exhaust
  153. My custom 3" cat back exhaust
  154. RPM fluctuation. Problem.
  155. Headers for 3.6 LFX LT
  156. V-max CNC ported throttle body.
  157. anyone tried pypes exhaust?
  158. Question intake manifold
  159. URGENT slight knock sound 2011
  160. New mod for the ls4 & lfx/llt engines: Vitesse motorsports throttle controller!!!
  161. 2013 Impala LTZ Exhaust Mod (?)
  162. Cold Air Intake Option for the W Body Impalas
  163. # 1 & # 7 Plugs tips covered with oil
  164. remote start
  165. Injectors
  166. disable all this crap?!?!?!?
  167. 2000 impala maf sensor issie
  168. excessive oil consumption?
  169. overkill trans tune
  170. More Performance?
  171. 2012-2013 LFX Impalas... we have an underdrive pulley!
  172. Where can I get my PCM tuned for my impala?
  173. Engine swap
  174. porting 12-13 3.6 LFX "down pipes"
  175. Ls6 intake swap
  176. 300WHP project, help & insight needed...
  177. Where's Overkill?
  178. Battery dead - can cause theft deterent system to reset ?
  179. Gas mileage and my 2012 LT
  180. air intake hose where can I get 1
  181. Engine Options
  182. 2012 impala performance mods
  183. 2012 impala lt exhaust
  184. Dod 2006 ss
  185. Dash Message
  186. engine light came on
  187. Throttle body or Throttle sensor
  188. RX Performance CNC Spiral Ported Throttle Body
  189. MSD Wire #
  190. 2006 3.5, chasing an oil leak. Suggestions?
  191. Tach Not Working - 08 3.5L
  192. Coolant Leak 2006 5.3L SS
  193. 2012 Magnaflow exhaust installed & comparison pics to stock exhaust
  194. Checked intake and trans fluid today
  195. Easy way to firm up the stock dog bone mount.
  196. 2008 EGR Valve Location
  197. RevX Ported Throttle Body
  198. The Many Spark Tables of the E39??????
  199. sounds like a candy wrapper in my tailpipe
  200. Best Fuel and Octane to use
  201. Front end grinding noise
  202. SLP grand prix exhaust fitment
  203. The coldest intake around
  204. Calling 2012-13 Overkill Tunes
  205. 2013 LTZ 3.6 First Gas Mileage Check
  206. ls4 throttle body size
  207. 09 ss
  208. 2012 impala ltz rims
  209. 07 SS got hot
  210. turbo 2012 3.6 impala
  211. Cold air intakes
  212. Overkill update
  213. issue with overkill tune on 2012 impala
  214. timing chain issues 2013?
  215. 2012 impala upgrades
  216. overkill tune
  217. overkill ecm install
  218. 06 low rpm, low oil pressure message
  219. 07 impala ss cam
  220. I have a 2008 impala Lt model
  221. Need help with timing reluctor wheels
  222. Some Upgrade Questions..
  223. NOS?
  224. Aeroforce HP TQ numbers
  225. 2007 3.9 Multiple codes
  226. Cat back exhaust on 2012 LS
  227. Lacking power
  228. Delete the cat question
  229. Overkill Tune?
  230. fender well intake 2012 impala lt
  231. fender well intake issue
  232. swap 2012 impala pcm for 2012 camaro pcm
  233. Oil change on 3.6L
  234. Totally disable all traction control?
  235. Lighting
  236. air injection Block off plates for lfx
  237. Hack cam phasing through tuning?
  238. evap normal pressure
  239. "Occasional " Tune
  240. Tune
  241. Why does other GM 3.5 equiped vehicles have more HP than the Impala?
  242. ticking rocker! damn
  243. Is 2012-13 3.6L Whistle on Intake covered by 5yr/100K Powertrain warranty?
  244. slight hesitation
  245. Question about throttle on 2012
  246. Does the 3.6L LFX engine have an oil pressure sensor?
  247. Need help tuning 06 3.9 liter
  248. 3.9 2008 actual coolant temp
  249. 2007 3.9 9c1 oil filter adapter question
  250. 07 ss general knowledge