Originally Posted by bikerchris13
get a bypass valve if you can. i got my rex with an aem cai already on it and now i'm in the process of replacing the block due to filling #1 up with water... yippeeee!
i just bought an AEm Cai, and I live in Cali where it rains from time to time, am I sure to suck in water if I dont get a bypass valve?