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: Turbo Tuning


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  1. 888 Coupe rear break squeel
  2. T8 Coupe Engine Upgrade.
  3. timing settings?
  4. 200ps tuning
  5. Turbo Problems
  6. vrx fmic in mk 5
  7. bmc cda iar filter
  8. will a z20let
  9. All about your engine!
  10. sri 200 tuning
  11. Z18XE Turbo
  12. courtenay sport smic
  13. z20let standard recriv dv
  14. Z'Let which oil?
  15. Help! Boost Pressure Control Valve
  16. 170ps tuning
  17. Superchip or remap
  18. Anyone Use a Blue Flame System on their Zlet?
  19. Courtenay or Regal
  20. more mods for the Z20LER ??
  21. second cat
  22. Exhausted...
  23. New 1.6T
  24. HELP! Z20LET playing up reverted to standard setup
  25. Astra SRI Turbo problems
  26. Exhaustsuk precat pipe
  27. Getting my motor back got some ?????
  28. Z20LEL into 1.8 Astra Coupe
  29. remap
  30. Intercooler kit???
  31. Turbo Lag!!
  32. boost problems help
  33. new gsi cumin fri
  34. Jst had my GSI lookin to tuning it
  35. dump valves for asta mk4 gsi and courtenay stage 2
  36. just a quick question
  37. cooling light on dashboard on my mk4 gsi
  38. Astra Z20LET High Performance Front Pipe
  39. Remap MPG question
  40. Vectra C Intake pipe code
  41. wot bhp gain would i get form these mods
  42. VXR turbo fitting guide
  43. who has had manifold problems
  44. boost gauge reading
  45. ECU remapping...
  46. NEW Pr-speed exhaust onm my GSI
  47. Diy Engine Mod
  48. exhaust bore size
  49. Larger Air Intake
  50. what exhaust
  51. Bailey DV reconditioning
  52. Possible boost problem???? Flat spot????
  53. 300bhp
  54. i need a bit of tuning help
  55. Whats the P/N for K+N panel filter?
  56. Fitting a boost gauge
  57. standard z20let feels slow?
  58. phase 2 recommendation
  59. modified airbox on 2.0T Astra H?
  60. turbo is crap
  61. Flat spots
  62. does anybody put turbo in astra h??
  63. just how fast is the sri cdti with green box ?
  64. Z20LET HELP PLEASE (tuners mechanics)
  65. fitting a 2.0let
  66. turbo
  67. eds ipf from regal
  68. 1.6T Astra tuning
  69. Astra vxr intercooler
  70. Induction Kit
  71. tuning help!?!? what to do?
  72. Dbilas Flowmaster Intake System Astra VXR
  73. GSI Turbo sounds
  74. Turbo oil feed pipe
  75. Chip/remap Choices
  76. Need more power!
  77. astra turbo
  78. Fitted my clutch and lightened flywheel
  79. Boost Control Solonoid
  80. benifits of a remap
  81. Z20ler n LEL remapping
  82. vxr zorst onto lel
  83. Just ordered K&N fIlter from these guys
  84. EDS ipf
  85. remus exhaust centre sections
  86. air flow help
  87. Can any1 help
  88. dap perf any gud?
  89. remap asap
  90. TMS bluefin or eds ipf??
  91. Remap problem
  92. boost help
  93. Shocked but suprised at regal
  94. iridium ngk plugs
  95. what mpg are u doin??
  96. Suddenly running low boost, Any Ideas?
  97. M32 LEH and LEL clutch
  98. Slipping clutch after a remap?
  99. actuator part number(which 1)
  100. pics wanted of astra H fitted with fmic(3dr)
  101. gsi bookin in for courtenay sport for 20th june cant wait
  102. booked in for 100 cell sports cat
  103. 2.5 or 3" exhaust system
  104. quick question
  105. Hello from spain, which is better?
  106. vxr turbo on a gsi
  107. where and what dump valve is best for the astra gsi turbo 53 plate, also fitting kit
  108. air filter and dump valve on a 2007 1.6 Turbo
  109. who airbox is better? help
  110. quick oil question
  111. new turbo needed :(
  112. Help - Ticking!!!
  113. stage 1
  114. how can vaux justify £200 difference for same turbo
  115. Can anyone in the Leicester area help?
  116. jst came bk frm courtenay sport
  117. Switchable maps
  118. hybrid turbo
  119. whats the best way to spend 1k
  120. Vsport
  121. turbo timer
  122. Fmic
  123. big big problems help plz
  124. VXR Turbo
  125. is it worth overhauling? and bottom end question
  126. anyone heard of these guys??
  127. two things
  128. Had my car on rolling road whats the best AFR?
  129. Info Needed
  130. turbo timers..
  131. Just woundering what MAF sensor you use on our motor
  132. emission light on!!
  133. My first Turbo...basic info needed (ie.what's the do's and dont's)
  134. The Myth of K&N Filters put to rest
  135. DV26-D for borrow?
  136. z20let rebuild query
  137. the inter cooler pipe?
  138. what exhaust system
  139. Dump valve problems
  140. Temp gauge on an H
  141. Boost on a Astra MK4 Gsi..
  142. Garret Turbo Manifold?
  143. courtenaysport Sports Cat section
  144. One way valve
  145. 1.4 astra g 3 door
  146. Car Booked in at Pro Speed
  147. engine swap?
  148. remus or miltek
  149. k&n 57i kit on astra vxr
  150. turbo afm
  151. Turbo tuning
  152. MK4 GSi Owners, Help needed real bad!
  153. VXR re-maping
  154. Z20LET life
  155. Exhaust Power
  156. What size of universal intercooler you have?
  157. sri 170 remap
  158. egr valve or not
  159. GSi/Coupe Turbo Backbox
  160. fitting intercooler
  161. Anyone know...
  162. Z20let. What Power Does The Standard Crank Take Ect
  163. Turbo Brake Upgrade
  164. Servicing Z20LET!!
  165. Group Buy On EDS maps from regal
  166. timing belt
  167. These came today
  168. vxr turbo actuator
  169. Engine mods before remap
  170. Tuning
  171. dump valve or wastegate
  172. 70mm precat
  173. VXR Turbo? question
  174. Clutch for 20lel
  175. Boost hoses!
  176. Blitz Turbo timers
  177. Precat and sports cat
  178. Tuning Options
  179. Anyone heard of these guys?
  180. Astra 2.0 Turbo vs 1.9 CDTi?
  181. CS Pistons
  182. dump valve stutter
  183. Strange engine stutter at full boost
  184. Turbo and intercooler 1.6T astra H
  185. Exhaust Help
  186. Rebuilding a LET
  187. Some new bits.
  188. Beware Of Using Dreamscience
  189. These arrived today...
  190. 2.0litre Turbo Noob!
  191. Astra H 2.0T 170 exhaust
  192. Dump Valve
  193. help help help
  194. Another Dump Valve Question.....
  195. Default How can you tell a boost solenoid has gone?
  196. bmc airfilters on a 2.0 turbo
  197. Boost Issues
  198. EBC's and MBC's
  199. Diference between res and non res exhaust?
  200. custom 63mm tophat z20le engines
  201. Tempted by the dark side
  202. whats a pipercross viper like?
  203. 63mm boostpipe for tophat mod
  204. Remap on my 2.0litre turbo?
  205. Regal's high torque cam and pump combo on zlet?
  206. milltek exhaust
  207. turbo gone
  208. what is overboost?
  209. KKK K16 Saab ?
  210. custom tophat for standard pipework
  211. hose kit 4 zlet
  212. bosst pressure help!
  213. C20let hhhheeeeellllllppppppp!!!!!!!!!
  214. 1.9CDTi 120BHP
  215. Why equal length manifold?
  216. remap and RR
  217. group buy custom tophats
  218. zafira b sri turbo
  219. How much can the Z20LEL engien strain? (handle?) BHP?
  220. regal/ipf group buy
  221. Z20LET Exhaust
  222. Standard Turbo - Z20LET!!!
  223. ipf + garrat ?
  224. Evo chips middlesex??????
  225. Problem with z20ler + chip
  226. OPC / VXR Turbocharger mounting day (with pics)
  227. what inprovements can i make
  228. Tork settings 4 c20let head help
  229. Screamer pipe
  230. front mount intercooler
  231. problems with gear box frm santa pod plz help
  232. custom 63mm tophat to fit standard pipework
  233. VXR Amm/Afm Question
  234. Astra 1.6 turbo de-precat pipe.
  235. CRD2 -advice, not as pokie as it was
  236. strange creaking
  237. pre-cat installing problem
  238. where do i get my remap???
  239. was 265.5bhp now only 211on rollers.... whats up??
  240. what actuators fit z20let
  241. Boost leak on Phase 3???
  242. Dissabling rear BCS and Vac box
  243. de cat or sports cat.
  244. Piston 3 strikes again
  245. What Air Flow Meters Fit Z20LET
  246. Zaffy gsi
  247. problems with Slave Cylinder
  248. aftermath of my piston 3 blow out
  249. Anyone had a remap on a 2.0l turbo astra?
  250. f23 gearbox problems