does upgrading the intercoolers from stock to RS4 or AWE help a lot on a Stage2+ S4?
#4
Depends what you mean by "help".
If you live anywhere hot you need them to "help" your car feel peppy more of the time.
Between you and me, that 12.67 in your sig will come down with upgraded ICs.
Between you and me, that 12.67 in your sig will come down with upgraded ICs.
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#9
it takes bigger intercoolers little longer to be pressurized but the AIT is cooler = more power...
you lose lower end responce but gain lot more power through mid range n top end