selling a jet mass air flwo sensor for a 2006-2009 impala ss with the 5.3. the retail is 389 and autoanything sells it for 292. im selling it for two hundred. it is brand new, not even out of the box. if you are interested. email me atI tryed to do business with this guy, He was very very evasive, would not call me when I gave him my number. He just wanted me to send money by paypal, no resurance on purchase.