Quote Originally Posted by NewPrixOwner666 View Post
Yes I do care how it performs, I want to go fast, but I;ve also heard that the CAI makes a nice grumbling sound, which I also want
A 4" FWI is MUCH, MUCH louder than an ebay cai.
Friend of mine has an ebay cai, that exact one you posted, he helped me put my FWI on my car, we started it up, he yelled "holy **** that sounds sick" and built his own the next day.