I have one of these mass air sensors. They are attached to your airbox and the rubber intake hose. My part number is 22250-20030 and I have a 22250-20020. Either one shipped I will take $90. I accept paypal - hwy79ky@alltel.net. Contact me if interested.
Thanks,
Scott
www.hwy79auto.com
Ryan,
You can get one from the lexus dealer, OE for less than 900. 736.67 brand new from dealer. Try to call them to find out.
-NG.