- Aircon and petrol smell
- pre cat cracked.
- VXR turbo to a Z20LET with standard map
- Gearbox help!
- Front mounted intercooler
- Oil Pressure gauge
- TC/ABS error light
- error codes
- Emissions light help! Lambda error??
- Turbo timer and dump vale
- One Way valve under power pipe?
- VXR AMM with CS4 + all the goodies?
- ****1.9 CDti Airbox - Oil Breather Filter *******
- I need a new engine!!! help!
- :-( Help Needed Please...Engine Management Light
- Fuel pump part numbers?
- Oil leak!
- MFD-Check oil level
- need a remap asap
- sports cat fitted
- Re-map on a Z20LEL
- Part number request.
- LEL/LER Vs LET
- Engine light and TC light!!
- Help Needed...regarding dumpvalve
- courtenay uprated actuator
- air fillters
- dump valve bung
- boost problems
- hks spark plugs
- Turbo not working?
- am i bout to eat my words
- Where to buy a 100cell sports cat?
- Car With the spanner light on, after VXR Turbo???
- Cruise control = engine stall + Christmas tree lights!
- f23 Gearbox Oil
- Vxr Turbo Fitted Today!!!!!!!!
- ideal afr?
- Pace intercooler
- errorcodes question
- quick exhaust question
- K&N Induction kit question
- 2.2 air box conversion with a VXR AFM
- mk4 c20let fuel return question
- Radiator drain tap?
- Identifying a VXR turbo
- quick question
- Courtenay Stage 3 Problems
- is this a vxr turbo
- replacement turbo for z20let
- How Long Does Fuel Last???
- cam pulleys
- Standard Map - Increased boost
- AFM Blown?
- boost solenoids
- Coolant Pipes
- using too much oil - how long does urs last?
- abs&tcs light
- drive shaft help....
- z20let/ vxr upgrades
- gsi gears help
- Stealing signal from Lambda
- Whats This Pipe Do & Whats It Called?
- 2.2 airbox problems
- what cat on a vxr
- astra vxr main cat on act
- Air Flow Sensor
- Holding back at 4000 rpm
- Changing Coolant Temperature Sensor
- Hello there
- Miltek Exhaust
- Painted/polished crossover pipe
- 2.2 airbox mod
- Top rad hose
- Gearbox issue on SRI Turbo
- Possible new headgasket
- 1.6 sxi engine upgrade
- re build?how much?
- replacing the air con compressor
- Boost
- 1.9 cdti airbox
- Vacuum Box Question
- Spark plug socket size?
- Iridium Spark Plugs
- 2.2 or 1.9cdti air box?
- idle problem help!!!
- Smoking After Replacing Turbo
- Some Help With Diagnosis.
- electronically controlled engine cooling
- engine mounts
- what size of pipes do i need?
- it wont line up......
- For those with inlet cam
- Vaux Labour time for clutch??(z20LEL)
- Z20LER Any info
- M32 LEH and LEL clutch
- Astra 1.9cdti air box
- Guide for LEL fmic fitting
- best price for Z20leh turbo
- Astra MK4 GSi Problem (Loss Of Power)
- cheers chris for showing me hidden menu
- top end hydrolic tapping noise
- Gearbox Number for Mk4 Gsi
- Head info(overhauling/cleaning etc)
- another quick exhaust question...
- actuator part number(which 1)
- Part No Request - the "improved" Pre Cat Clamp
- Miltek exhaust advise please
- think they put the wrong actuator on!!!!
- noob question, valve removal
- Boost Gauge
- In At Courtenay Today!!!
- z20let cutting out when warm
- signs that your AFM is past its best?
- High emissions?
- Hhhheeeeeeeeelllllllllpppppppppp...............
- Z20LEH - engine tuning
- best way to clean tappets?
- ZLET 5th year service?
- hows my lapping?
- Just a couple of things......
- clutch help
- oil cooler
- CS1 what bhp have you got
- Water pump removal
- Turbosmart dump valve
- Coolant system pressurising
- New LMF 3" Exhaust?
- Astra H fmic?
- What's the difference???? VXR Milltek
- fuel/air gauge
- milltek weld cracked
- Can you get the Z20let to flame?
- usual boost problem questions...
- Boost gauge reading?
- air/fuel
- HELP!! Engine electronic cooling system light on & no revs
- headgasket set!
- Some Z20let problems
- Intercooler sensor boss where can I buy one?
- vxr I/C will it wont it
- What F23 boxes will fit a LET?
- 100 cell or 200 cell
- z20let diesel sound
- Best exhaust??
- LET filter into a 2.2 box
- Help AirCon Rad broken
- Exhaust for Higher stages of tune!!!!!
- Inserting drivers side drive shaft
- how to tell if my car has a precat or not?
- My mod ready for PVS.. hello Milltek Exhaust!!
- Just Bought A Spare Rocker Cover To Paint . . . . .
- lower the price of fuel
- courtaney sport 20th june
- airbox
- getting pre cat n sports cat fitted...do i need anything
- need new turbo - AGAIN!!
- Coolant problems Part Deux
- Trip to regal today
- Z20LET Fault Code / DTC - P1600 & P1106
- clutch buggered
- boost solenoid
- Is a 2" performance exhaust system enough for my ZLET?
- well think the turbos going
- Astra coupe turbo Issues with boost
- 2nd turbo Failure
- Afm Issues!!!
- Dump Valve Or Not?
- Really need some advice people!!
- whoe's removed the balance shafts
- pre cat been a ball ache and...
- Regal phase 3.5 results
- help emission light?
- Z20let Tuning Project
- A.F.M Help
- Clutch advice
- loss of bhp
- Vxr turbo lmf
- adjustable cam gears z20let
- Cant bleed clutch
- gsi with scan guage 2
- Replacing aircon fan, which one to used?
- Oil pressure and boost gauge problems
- chances of vaux coughin up for new turbo??
- gsi smoking
- zaf gsi smoking
- Any ideas
- Fitting pre cat pipe
- Car died on way home from PVS
- Low idle speed/ EML-TC light
- Manifold on VXR turbo Blowing!!!
- Manifold Nuts Come Lose
- Upgrading To VXR Turbo
- Replacement spring for bailey dv26 dump valve?
- Ticky sound on cold start up
- car getting sexed up at last
- gear stick..............??
- Zaf GSi Timing Belt
- Turbo Issues
- what rpm
- z20let cutting out
- Coolant Level - Warning on, but waters topped up
- What clutch for zLET EDS phase 3?
- going to fit my new turbo
- opinion of this intercooler
- 2.2 Airbox LOOM question???
- Is this normal for a phase 1 upgrade
- What boost level?
- anyone suffer from car/bus not starting
- Reccomended spark plugs and gaps
- Thorney Stage 3 - Anyone got it?
- Z20LET Rocker cover Gasket
- Friday te 13th!!! Look what happend
- allsorts wrong with my gsi
- I need this pieces for my airbox please!!!!
- Z20let Fault Codes
- Z19DTH and z20lel back box. same??
- any one fitted uprated fuel pump
- Uprated clutch....who's running what?
- pre-cat pipe Q's and A's
- What other Turbos can fit Astra Coupes?
- MAP sensor
- First time had warning light on ....
- Overboosting?
- P0204 Cylinder 4 injector circuit high C-26
- Help needed on stage 4 SRi T
- Puffs of white smoke
- wooshing sound as turbo comes in???
- handbrake light comes on when going fast round left handers
- zaf gsi
- Are Clet pistons n rods same as LEL
- Removing lamba sensor
- tuning mk4 gsi
- Remap rant
- VXR turbo question again.
- Tubular manifold ??
- some help please,im stuck
- Fitted my Milltek on my ZLet.
- need new turbo
- lamba sensor
- dash light on
- standard lel zorst question
- F23 short shift linkage
- Need a little help on zlet, please
- help please load exhaust
- turbos and part numbers
- how much is 18psi on threads
- Z20 LET losing Water and Oil
- Just received my Milltek Cat Back, and need some advice...
- Variable vane turbo