This listing is for one pair (right & left) c-pillar louvers. The louvers are new and not a takeoff. This comes in the Ford Motorsports box and is part number M-1784-MS. Ford Motorsports list the louvers fitting 2005-2007 Mustangs. Mounting instructions are included. They are urethane construction and require no drilling for mounting. Primed for paint, MUST PAINT TO MATCH. These are like the louvers used on the FR500 models. Shipping is via FedEx Ground Home Delivery based on your zip code and will show the amount in checkout. USPS AirMail is available for customers outside of the continental US. Email me for shipping charges.