Warspeed and Cattman both sell cold air intakes. Takes about 1 1/2 to install, and you have to cut a 3" whole in your front left fenderwell to route the pipe. Warpspeeds is around $170 I think, and the Place Racing one that Cattman sells goes for over $200. hope this helps.
www.warpspeedperformance.com
www.cattmanperformance.com