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Thread: What intercooler for GTI?

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  1. #1
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    The other thing thats being over looked is the 6r Polo's inherent average at best standard cooling system. The HP cooler while being a bit pricey takes into account the standard cooling system and is made with less obstruction to the radiator not impeding the cooling any more than stock which is the deal breaker (for me atleast). All the other cores seem to not have taking that major point into consideration.
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  2. #2
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    Quote Originally Posted by BLN355 View Post
    The other thing thats being over looked is the 6r Polo's inherent average at best standard cooling system. The HP cooler while being a bit pricey takes into account the standard cooling system and is made with less obstruction to the radiator not impeding the cooling any more than stock which is the deal breaker (for me atleast). All the other cores seem to not have taking that major point into consideration.
    Whats wrong with the stock cooling system? Im sure it's up to the task of a tuned up street driven car with the odd track day thrown in. If the car is destined for heavy track use then i could understand an upgraded thicker radiator with more capacity. And how does the HP cooler have less obstruction to the radiator than any other brand of intercooler?

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    I would like to have one of all of the APR things.
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  4. #4
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    Quote Originally Posted by Lucas_R View Post
    Whats wrong with the stock cooling system? Im sure it's up to the task of a tuned up street driven car with the odd track day thrown in. If the car is destined for heavy track use then i could understand an upgraded thicker radiator with more capacity. And how does the HP cooler have less obstruction to the radiator than any other brand of intercooler?

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    Looks exactly like the stock one.
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  5. #5
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    Quote Originally Posted by Guy_H View Post
    On a Polo the intercooler sits in front of the other components - creating a pressure drop here will limit airflow to these compnents and running the risk of cooking an engine & Air conditioning that will struggle to function with the increased temperatures.

    Poor core & end tank design will give you an intercooler that's WORSE than stock - as was the case with Forge's intercooler for the Polo 9N - it was worse than factory, and the turbo struggled to make the specified boost. The turbo struggles - creates more heat, increased the intake temperatures. Flush your money down the toilet!

    I have not analysed any other aftermarket intercoolers for 6R Polo's, but I certainly know how ours works!
    I just looked up the Forge and Seat Sport intercoolers for the 9N Polo GTI model. The Forge unit looks hideous. Im not surprised that the much nicer looking cast end tanked unit from Seat works better. I would have bought the Seat intercooler purely based on the fact that it was OEM and that it looked much better than the Forge. OEM parts are usually quite good, so use them if you can. Its a big sucker for an OEM unit too.

    I understand that the intercooler blocks off a certain amount air reaching the radiator and A/C conderser, but the HP unit isnt going to really be much/any different to another brand in this respect. Regardless of brand, there is still something obstructing the airflow to the radiator. Obviously the height and thickness of the core will have some effect, but there will be restriction none the less.

    Quote Originally Posted by VWindahouse View Post
    Gavs and Guy are right. Not all intercoolers are the same.

    I know it's not the new Polo but here is dyno proof from mine. Red line is Forge, Blue line is Seat Sport absolutely no other changes.
    As mentioned above, im not surprised that the OEM Seat intercooler does a better job than the Forge unit. The Forge unit looks horrible. OEM for the win if you can.

    Quote Originally Posted by lunchboxGTI View Post
    Looks exactly like the stock one.
    The first two photos show the stock I/C, then the next 3 or 4 pics show the aftermarket one being installed. All i did was a quick Google search.
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