These are the Shelby hood vents as seen here for sale in the Shelby Store for 200 plus shipping. Looking for 150 shipped. Mine are in mint condition, only on the car for 6 months and garage kept.
http://www.shelbystore.com/product-p/7S3Z-16C630-B-fslash-C.htm
http://www.shelbystore.com/product-p/7S3Z-16C630-B-fslash-C.htm