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

: 8th Gen Engine Performance


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  1. 4 To 8 Cylinder Vibration
  2. HeLp! P0300 changed for P0303 and P0301!!
  3. Strange p0171 and p0174 codes
  4. 5.3 best performance mods
  5. Throttle body issue question
  6. Advice on dropping the 5.3 oil pan
  7. Delete downstream cat? 2012+ 3.6lfx
  8. Single exit 5.3 exhaust
  9. Wait time on overkill parts right now?
  10. Throwing nitrous in the impala??
  11. Transmission
  12. Overkill
  13. Dynomax 19363
  14. Half-Mile / Race the Runway 2017
  15. Blackstone Engine Oil Analysis
  16. Idol issue
  17. Throttle body
  18. 08 lt 3.9 rod knock
  19. Torque Pro
  20. need help please
  21. 08 3.5 idle issues
  22. bubbles in cooling system
  23. Power Surge Under Heavy Acceleration
  24. Is the overkill tune well worth buying for the 3.5?
  25. 13MY NU5 Vs. NU6 Vs. NT7
  26. Help!!
  27. Spotty temp readings, now check engine light
  28. Need to replace crank seal
  29. 3.5 or 3.9 V6 How do you tell?
  30. Got the Rear Crossover-Tubes Gasket replaced...
  31. Winterized MY13, LT1 out of the SS and Dyno video of Z34 vs the Impala
  32. Moved topic (06 3.9 LT car stuttering)
  33. Diablotune Live Data/Throttle Body Issue
  34. HP, Camaro vs Impala (and Limited)
  35. 08 Impala LT 3.9L Rebuild.
  36. Mace camshafts specs
  37. ESSO Synergy
  38. VIDEO - Dyno Pulls, Sound and Races
  39. DYNO TEST REPORT - GMS 80k Volt Coils
  40. DYNO TEST - MAGNAFLOW CATS VS OEM's - WOW!!!
  41. Temperature gauge.
  42. VIDEO - Magnaflow direct-flow cats
  43. 2012-2013 Impala (14-16 Impala Limited) Magnaflow Direct-Fit Catalytic Specifications
  44. Gauging interest in 3.6 LFX pulleys
  45. Pennzoil Ultra Platinum 10w30 review
  46. I dont know what i have but i need a cai
  47. 8th Gen Acceleration Clips
  48. Lets play a guessing game. Can you guess?
  49. i need help
  50. Overkill 3500 and 3900 Product Updates
  51. Need help
  52. Bleeding Air from Engin Coolant system and Heater Core
  53. DIY CAI Question
  54. 2007 3.9L Resonator
  55. Direct Hi-Flow Catalytic Converters
  56. Heavy Duty Serpentine Belt (w/SLP)
  57. DYNO TEST REPORT - OVERKILL 80MM TB vs. VMAX
  58. Just for fun
  59. AC and idle issue
  60. 80mm Overkill TB w/ Modified K&N Typhoon Cold Air Intake System (part 2)
  61. Need advice engine shutting off while driving
  62. 80mm Overkill DYNO TESTED (vs. VMAX)
  63. Fuel Injector Cleaning?
  64. 2008 Impala Reduced speed to 107mph
  65. Programmer
  66. Impala Ideas?!
  67. Shudder
  68. 80mm Overkill TB w/ K&N Typhoon Cold Air Intake System
  69. '07 SS (LS4...): DTC C1118 & B2111 definitions???
  70. 3.9 reduced engine power/synonymous clank with acceleration?
  71. 2008 with 3,5 engine code P2127 and P2138
  72. Large Evap Leak
  73. Magnaflow Exhaust
  74. Is the 80mm Overkill TB enough for the LFX 3.6L engine?
  75. Cold start squeal (not the belt...in area of water pump and harmonic balancer)
  76. Another Thread About Spark Plugs
  77. Cams.
  78. Overkill 3900 Product Page Updated
  79. Impala engine light
  80. car wont respond
  81. JacFab 2012-13 Spacers Update
  82. Blowing cold air
  83. SS exhaust questions (go figure)
  84. 3.4 and 3.5 impala
  85. Turbo on my 3.5 lt impala
  86. Vaccum hoses
  87. Hypertech Tuner for LFX (Colorado/Canyon)
  88. charging issues 07 LS
  89. ASI Intake or Plugs and Wires first?
  90. Where did all my oil go?
  91. 2007 afm swap to 2009 engine
  92. Data Logging Trifecta
  93. LS4 Intake Manifolds on Black Friday special!
  94. LFX JacFab - 1/2" Spacer - DYNO TESTED
  95. Tuning and Drivability questions
  96. 3500/3900 V6 Thermostat Info
  97. Overkill 80mm Throttle Body for 2012+ Impala 3.6
  98. OBD2 code P0014
  99. Oil Filter Breather? Really? Anyone out there thinks this works?
  100. 07 Impala LS radiator bleeding valve location.
  101. Another Noisy 3.9
  102. 2007 3.9 2,4 and 6 cylinders dead
  103. Magnaflow Exhaust Sound Clip - Impala 2012-2013 (Limited 14-16) & 9th Gen LFX V6 3.6
  104. Overkill Intake for LFX Impala
  105. LFX JacFab 3/4" Intake Spacer - DYNO TESTED
  106. 2013 LFX Overkill vs. Trifecta Tune
  107. Track Tested - JacFab 3/4" Intake spacer - Part II
  108. Ported upper and lower intake manifolds
  109. E85 in the LFX
  110. ZZP Downpipe
  111. Degree bend on crossover pipe for 2008 3.5 impala
  112. Track Tested - JacFab 3/4" Intake Spacer
  113. Cold air intake for 3.9L?
  114. Has anyone put a cam in their 5.3?
  115. 2016 Pentastar will have sefl-integrated manifold head design (like LFX&LGX)
  116. My2013-dyno power gains sharing
  117. BCM Cause Overheat? P0481
  118. SS radiator petcock
  119. New Intake Spacer for 12-13(14limited) LFX Impalas from JACFAB
  120. **Overkill LS4 Intake Manifold Upgrade**
  121. PCM Failure
  122. 2012-2014 1/8 Mile
  123. Impala 3.6 - Powr-Flo Mass Airflow Sensors
  124. 3.5 to a 3.9 impala conversion
  125. Intake leak
  126. Kraftwerks supercharger on a 3.9 impala
  127. Gauging Interest - 3500/3900 Throttle Body Upgrade
  128. Aluminum pipe with cylinder heads
  129. Whats the best coolant
  130. Bullseye turbo for 3.9 impala
  131. 2006-2009 impala Ss camshaft
  132. Non vvt engines looking for camshaft sensor
  133. Exhaust tip question
  134. 2006-2009 impala ss parts fit a v6 3.9
  135. High Engine Idle
  136. 12-13 Impala K&N owners, favor needed
  137. Unsure......insight needed
  138. PCM flash?
  139. Looking to get a custom camshaft for 2008 impala 3.5
  140. Random misfire rough ide
  141. 2012 Impala ACProblem
  142. 2007 Impala LT Idling Rough
  143. New to impalas have questions
  144. 2006 Impala LT sound by the serpentine belt?
  145. How do i tell what engine is in my 09 Impala?
  146. Engine oil question
  147. engine swap
  148. DOD White Smoke and Oil Consumption
  149. Advanced PC Diagnostic Software
  150. 2006 ss motor mounts
  151. Overkill 3.6 DI Tune/Intake results
  152. 2008 A/C issues?
  153. Ss cool air intake pics?
  154. K&N Typhoon Air Intake
  155. Diablo tune question
  156. LS4 motor swap?
  157. What oils do ya'll use?
  158. Car tuning turbo
  159. Help with exhaust set up...
  160. 08 v6 3500
  161. Is Overkilling the only way to remove speed governor?
  162. 3 inch exhaust
  163. 2008 Impala LT 3.9L
  164. My custom 3" cat back exhaust
  165. My custom 3" cat back exhaust
  166. RPM fluctuation. Problem.
  167. Headers for 3.6 LFX LT
  168. V-max CNC ported throttle body.
  169. anyone tried pypes exhaust?
  170. Question intake manifold
  171. URGENT slight knock sound 2011
  172. New mod for the ls4 & lfx/llt engines: Vitesse motorsports throttle controller!!!
  173. 2013 Impala LTZ Exhaust Mod (?)
  174. Cold Air Intake Option for the W Body Impalas
  175. # 1 & # 7 Plugs tips covered with oil
  176. remote start
  177. Injectors
  178. disable all this crap?!?!?!?
  179. 2000 impala maf sensor issie
  180. excessive oil consumption?
  181. overkill trans tune
  182. More Performance?
  183. 2012-2013 LFX Impalas... we have an underdrive pulley!
  184. Where can I get my PCM tuned for my impala?
  185. Engine swap
  186. porting 12-13 3.6 LFX "down pipes"
  187. Ls6 intake swap
  188. 300WHP project, help & insight needed...
  189. Where's Overkill?
  190. Battery dead - can cause theft deterent system to reset ?
  191. Gas mileage and my 2012 LT
  192. air intake hose where can I get 1
  193. Engine Options
  194. 2012 impala performance mods
  195. 2012 impala lt exhaust
  196. Dod 2006 ss
  197. Dash Message
  198. engine light came on
  199. Throttle body or Throttle sensor
  200. RX Performance CNC Spiral Ported Throttle Body
  201. MSD Wire #
  202. 2006 3.5, chasing an oil leak. Suggestions?
  203. Tach Not Working - 08 3.5L
  204. Coolant Leak 2006 5.3L SS
  205. 2012 Magnaflow exhaust installed & comparison pics to stock exhaust
  206. Checked intake and trans fluid today
  207. Easy way to firm up the stock dog bone mount.
  208. 2008 EGR Valve Location
  209. RevX Ported Throttle Body
  210. The Many Spark Tables of the E39??????
  211. sounds like a candy wrapper in my tailpipe
  212. Best Fuel and Octane to use
  213. Front end grinding noise
  214. SLP grand prix exhaust fitment
  215. The coldest intake around
  216. Calling 2012-13 Overkill Tunes
  217. 2013 LTZ 3.6 First Gas Mileage Check
  218. ls4 throttle body size
  219. 09 ss
  220. 2012 impala ltz rims
  221. 07 SS got hot
  222. turbo 2012 3.6 impala
  223. Cold air intakes
  224. Overkill update
  225. issue with overkill tune on 2012 impala
  226. timing chain issues 2013?
  227. 2012 impala upgrades
  228. overkill tune
  229. overkill ecm install
  230. 06 low rpm, low oil pressure message
  231. 07 impala ss cam
  232. I have a 2008 impala Lt model
  233. Need help with timing reluctor wheels
  234. Some Upgrade Questions..
  235. NOS?
  236. Aeroforce HP TQ numbers
  237. 2007 3.9 Multiple codes
  238. Cat back exhaust on 2012 LS
  239. Lacking power
  240. Delete the cat question
  241. Overkill Tune?
  242. fender well intake 2012 impala lt
  243. fender well intake issue
  244. swap 2012 impala pcm for 2012 camaro pcm
  245. Oil change on 3.6L
  246. Totally disable all traction control?
  247. Lighting
  248. air injection Block off plates for lfx
  249. Hack cam phasing through tuning?
  250. evap normal pressure