Check forums and check for group buys. Otherwise there is always eBay or order from McGeorge's. They have it right now for $230.40 with free shipping.
http://www.mcgeorgeparts.com/
You probably already know, but there are currently no C.A.R.B. legal CAI or SRI for California.
http://www.mcgeorgeparts.com/
You probably already know, but there are currently no C.A.R.B. legal CAI or SRI for California.