- c20let turbo
- NGK Spark Plugs
- phase 3 remap
- turbo oil
- About variable intervals of oil change
- Cat problem
- miltec exhausts
- corsa c zlet
- Most miles on a Z20LET
- breather pipe for 2.2
- Opinions about the Pace intercooler
- regal cams
- universal intercooler
- fitting the 2.2 airbx to the let
- 90k + miles service?
- z20let spoiling
- what size intercooler/boost pipes?
- Turbo
- Butterfly removal
- New power figure
- How does a remaped Astra turbo compare to standard?
- engine mount on c20let
- OE dump valve spring
- Engine rebuilds
- VXR into a mk4 van???
- milltek exhausts
- powerflow sports cat
- coolant circulation after engine stopped
- Crankcase Breather
- New AFM on... holding my breath....
- heatshields
- 80mm air flow meter
- Cani i fit VXR actuator to my Gsi without problems??
- Autogauge boost wiring
- which iridium plugs BKR5 or BKR6
- Pace an FMIC users
- Anyone run N2O?
- what position does a oil temp/pressure switch have to be in to work effectively?
- boost pipe help
- eds remap
- which oil
- gsi help
- hey ho (help)
- De-tune the VXR
- Sump plug problems - Won't come out!
- c20let missing help
- Maf
- Are there any faster Zlets out there ??
- Urgent help required zlet
- Lesson learnt - Coil Pack
- Z20 let fuel pressure regulator
- Turbo
- K&N Dealer (and more !)
- Question.
- difference between fpr's
- what size exhaust for gsi?
- So how much can a standard internals on Z20LET take?
- another blown afm,lol
- Have you got the Torque
- Pre Cat Fitting!!!!
- Premier Tuning
- What oil for my Coupe turbo??
- Vxr Afm
- copper washer part number
- who to remap?
- Turbo Surge
- Vxr Turbo
- map sensor
- Cat back or not???
- Turbo Lag?
- Help identifying a problem..
- Z20LET Problems
- urgent help needed
- Promotasport
- Please can anybody help me
- Sandwich plate.......leaking.....annoyed!
- Doing away with it
- Z20LET engine connectors
- Boost problem on 888
- Missing c20let astra gsi
- fitting me milltek - anything i should know?
- Changing the sump (ZLET)
- miltek on a gsi
- Iridium Spark Plugs
- Z20LET bottom end upgrade ??
- overboost
- turbo needed
- Air box or induction kit ( Sorry )
- Top hat bolt size?
- burning off oil
- Zlet AFM
- missfire problem
- New inlet elbow from Trac Art
- Help on Part no's required please guys.....
- CS4 info
- Chrome top hat fitted
- can someone please help me? (DV - answered)
- service on a z20let
- Do millteks use same gaskets as standard exhaust?
- What can be done with this
- tweaking the actuator
- Z20LET problem
- Mpg Z20let
- turbo help!
- whats nedded to z20let an g van
- Exhaust - difference between Coupe Turbo and GSi/SRi-T?
- which is my best bet
- is exhaust bore size same on all astra g's?
- ECU help
- Universal back box on Coupe Turbo?
- samco hoses
- Boost Control Valve.
- Astra Vxr Dump Valve
- Exhaust For Coupe Turbo
- boost solenoid question!
- Ordered new fuel filter and coil pack
- Can't select reverse
- Rocker gasket
- ZLET Misfire - what could be causing it?
- opc clip on plug cover
- Urgent help required
- the best cat back exhaust system ????
- Is it Safe ?
- VXR Turbo
- Engine problem
- Cleaning a Panel Filter?
- Standard dump valve
- Dv26
- vxr turbo
- Urgent: Advice needed regarding water header tank hose leak..
- Quick question Mk4 GSi
- Phase 3.5 fitted today at Regal dissapointed at first but now happy
- Few questions before planning upgrades
- Cheapest way to get 300bhp from my 2lt turbo ?
- Coolant Temp Sensor (ZLET) Changing
- swapping ecu's
- dump valve on zlet
- Z20let Engine Oil...
- Zafira won't start
- Help Vxr Turbo Fitted Now Problems
- So your water header tank is broken: heres a temp fix
- Lack of power
- Fitted 1 of the 2 boost control valves.
- fluttering sound
- What do you reckon this would do?
- OE dump valve pipe
- fitting vxr turbo?
- Vxr Lsd
- Turbo Oil Feed gasket
- Benefits of a VXR actuator on a zlet?
- Z20let Hose - Turbo Intercooler
- regal eds stage one boost settings
- boost
- Help with boost prob
- c20let cracked bore ?
- best place for boost gauge
- I ordered a MAP sensor...
- Turbo Sounds
- got me a code reader.....
- Baileys dump valve. Thread number 10,000
- spark plugs for coupe turbo?
- Organic Clutch
- Gearbox worries
- timing belt kits and lambda sensors
- how do i do this
- 2.2 Airbox hose Dia
- Wot do you think of this??
- Really not happy! Need advise!
- Clutch for stage 3 ??
- wat spark plugs !!!!!!!!!!!!!!
- coupe turbo lambda sensor the 1 after the cat.
- What can i expect?
- standard dump valve
- I have a rattle!
- Please Help Asap!!!!!!!!!!!!!!!
- Been testing a -31 actuator today.
- Anyone got experience of Bastuck Exhausts?
- Help!! My Turbo Blew Now No End Of Problems!!
- help needed asap - (actuator adjusted)
- what oil
- Uprated Conrods going in
- need help on my car please asap!
- Z20let weight??
- Dump valve and FPR (tried seraching)
- oil leaks help!
- Where Do I Buy a 888 Air filter
- boost gauges
- mesh bfore sensor???????
- Plenty oil but zero pressure
- VXR actuator
- Has anyone come across this?
- cone filter or airbox
- loosing some oil
- OE Dump Valve
- Planning on CS2 but....
- engine light up after fitting my dv
- spal fan????
- courtaney cs 2 on its way
- Good news kiddies re. Tophat adapters
- How much boost?
- why does my rad keeps splitting
- Big Problem With Mates Engine
- aircon rad size
- NOS kits, Help !!!
- A bit of advice wanted!
- map sensor positioning
- Are miltek exhausts Loud?
- Help with problem solving please!!!
- Regal phase 1 - 2 upgrade.
- yay or nay??............
- Injectors
- Removing the A/C Condensor on a Turbo Coupe
- My zlet story! (big 56k warning)
- Turbo timers..?? why??
- ripped off?
- A f23 lsd thread with a difference...
- teach me about sport cats
- Basic Service?
- just a quick one.................
- turbo problems????
- F23 reverse switch
- Intercooler's
- bit of a leak.........
- help on z20 let cc size
- My new crossover pipe
- lightened flywheel
- z20let engine temp
- intercooler install
- actuator
- Gsi turbo blue flame cat back onto 1.6 sxi???
- crank grinding
- VXR Injectors and Rail difference?
- turbo service kits-any good?
- need to do this........
- In Search of some advice with my GSi
- Weird turbo problem !!
- Why fititng an aftermarket Dump Valve
- Bearings going in turbo
- MOT time
- oil in boost pipe
- Superchips remap on a Z20LET
- noise in fuel line
- Temp sensors
- what dump valve have you got on your turbo????
- Wimmer chip
- 1.9 or 2.2 air box for my zlet
- 2 question about the LER engine
- remaping or chipping
- a new light on dash!
- Diagnostics protocol