Originally Posted by xsv4rce

Hey guys,

Did a search around on here and the interweb but could not find a real definite answer (apologies if there is something about this on the forums).

Need to know if I get the SS Induction kit (bigger ram air scoop + resonator replacement u-pipe) + STI air filter from Subaru would I need a re-tune?

I ask because I remember the newer wrx's being very sensitive to changes concerning airflow.

Thanks,

Shane.