Astra Gsi Mk3 Intercooler Questions
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  1. #1
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    Astra Gsi Mk3 Intercooler Questions

    looking to fit a intercooler to my mk3 astra, but wanting to keep the fog lights, can anyone tell me dimentions of the intercooler i should run, i know some cutting and shutting is also needed on the front crossmember, i can sort that out.

    what is a good cooler to buy aswell? tx autosport do a kit but i don't really approve of anything they make, as alot of it is cheap poop!

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    MIGClub Member scooby-KILLER's Avatar
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    Re: Astra Gsi Mk3 Intercooler Questions

    i used a frontera cooler on mine only modding needed was shaving a bit of the back of the bumper fitted nice and it was black so stealth plus it was runing approx 300bhp

    hope this helps?

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    Re: Astra Gsi Mk3 Intercooler Questions

    ah i should of mentioned need it to be good for about 350 bhp, wana buy whatever it is brand new too

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    Re: Astra Gsi Mk3 Intercooler Questions

    ah ok not sure on the frontera coolers limits? hks or the likes but i think you might struggle to keep your fogs? could you not have the outlets altered/moved to suit? i am sure there if plenty guys on here that could do just that for you just something else to look at if you cant find what your after of the shelf

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    Re: Astra Gsi Mk3 Intercooler Questions

    my mate runs a toyosports front mount on his mk3 omannage to keep the fogs but had to bend the front tow eye up a little for boost pipe to fit

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    Re: Astra Gsi Mk3 Intercooler Questions

    any pictures at all guys?

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    Re: Astra Gsi Mk3 Intercooler Questions

    Quote Originally Posted by Davebgsi View Post
    any pictures at all guys?
    now your asking if i can find any al slap 1 up

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    Re: Astra Gsi Mk3 Intercooler Questions

    bit of a bump on this one. I'm after dimensions and pictures of intercooler fitment!

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    Re: Astra Gsi Mk3 Intercooler Questions

    if its in your budget why not get a custom made one to your measurements, then it will be exactly as you want it.

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    Re: Astra Gsi Mk3 Intercooler Questions

    yea i am thinkin that, i know talking to the guy on the forge stand he said make one from cardboard and send that, i am thinkin that is the best bet, just wondering roughly what size i will need to flow 350bhp, poss better off sending them an email

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    Re: Astra Gsi Mk3 Intercooler Questions

    i measured it all for my corsa and sent a detailed blueprint type thing, if you want i can send you that to give you an idea, mine is huge tho, they said they've made smaller and are running over 800hp easily, i imagine the size of mine would be good for around 1500hp (really rough ball park)

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    Re: Astra Gsi Mk3 Intercooler Questions

    Universal Intercoolers

    I bought a "medium" size about 3 years ago for my MK3. I'm running a GT28 with 340bhp with no intake temp problems what so ever. Infact, the Dyno operator commented on how good my temps were

    I still have both my foglights too.



    Heres where it sits (roughly, as it was taken when the engine was half out the car!!)
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    Re: Astra Gsi Mk3 Intercooler Questions

    jesus there cheap, why couldn't i find that site when i needed mine lol, think i paid about £700 for mine, it was a custom one tho, and extremely large lol

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    Re: Astra Gsi Mk3 Intercooler Questions

    cmac 86, ur a legend! cheers buddy, did u have to cut ur bumper at all?

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    Re: Astra Gsi Mk3 Intercooler Questions

    although it does look a little wide as u seem to be running the offside boost hose around the slam panel rather than through?

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    Re: Astra Gsi Mk3 Intercooler Questions

    Quote Originally Posted by mikesmith181 View Post
    jesus there cheap, why couldn't i find that site when i needed mine lol, think i paid about £700 for mine, it was a custom one tho, and extremely large lol
    cheaper still if you buy them off ebay

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    Re: Astra Gsi Mk3 Intercooler Questions

    Quote Originally Posted by Davebgsi View Post
    cmac 86, ur a legend! cheers buddy, did u have to cut ur bumper at all?
    Sorry for the slow reply, yeah I cut a fair bit out the bumper to make it fit. I did originally have the pipework pass either side of the radiator but the way it is now is not as tight and easier to get at on the occasion a hose pops off. Make sure you get decent mikalor clips to hold the silicone joiners if you're using them, they make a huge difference, only very occasionally I'll get a hose come off now.
    I bought mine through their eBay shop but that was 3 years ago, don't know if they still have one or not
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    Re: Astra Gsi Mk3 Intercooler Questions

    hmmm possibly a bit too big that cooler then. I'm lookin to not cut Anythin out of the bumper. Do you think the smaller cooler will be big enough to flow 350bhp? I just need to know the sort of size i will need so i can mock one up and see if it fits

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    Re: Astra Gsi Mk3 Intercooler Questions

    you'll struggle to get a cooler that will take 350hp and not have to cut anything buddy, pretty tall order tbh.

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    Re: Astra Gsi Mk3 Intercooler Questions

    found this on the bay.... universal cooler

    says it takes 350bhp

    1 is not as wide as cmac86's, so pipes should go round the rad nicely,
    2 just the right height to cut the front panel out and fab some brackets
    3 all coolers ive seen are 65mm deep

    and the bonus of coming with pipes which i may be able to use.

    what u guys think?

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