- Dec 30, 2006
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as for semi racing heavy duty type,is it available for GTti?how many percentage uprated?as for ur double pressure is almost 80% uprated rite?n how much for the semi racing heavy duty type for GTti?ok...wil update u ASAP, but if u not use for drag, n extreme usage, we can recoment u the semi racing haevy duty type..keep in touch:_: