Avons
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The car will drive much better on the premium brand tyres (increased feedback, sharper turn in, better lateral and acceleration grip).
Goodyear eagle Assymetric 2 gets my vote (auto express magazine tested all top brand tyres for the GTI and found these to be the overall best
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)
Michelin Pilot Sport 3's get good feedback too. Try the search function to get some more results
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