This is a great inexpensive way to cover up your unsightly wiper motor cover. Made of a high quality acrylic material. Available in Satin Black, Black Carbon Fiber, or Chrome. You can put a logo on or leave blank. Simply lines up with your wiper motor top mounting bolts. There are 2 holes depending on if you have a 78-83 cover or an 84-88 cover. No drilling necessary. The wiper motor cover includes the locking nuts to hold it in place. Easy to install and no modifications are needed to mount it.