Will this bolt directly to my existing bumper cover?

Yes—this bracket mounts at factory attachment points. If your bumper cover is still in good shape, you're bolting straight on. If the cover needs replacement, sort that separately and this bracket installs the same way.

Do I need fasteners to mount it?

Mounting hardware is not included with this bracket. You'll need to source bolts and fasteners that match your vehicle's service manual specs—your dealer parts department can cross-reference the exact hardware kit you need.

Can I use this as a left-side bracket if I reverse it?

No. This is engineered specifically for the right side. The bracket geometry and mounting holes are asymmetrical by design. Get the correct left-side bracket for the passenger side.