Will this bolt straight to my factory bumper reinforcement bar?

Yes. This cover mounts at the existing factory attachment points — no drilling or cutting required. Test-fit before final fastening to confirm alignment with your bumper frame.

What condition is this in, and does it need prep work before paint?

It ships new and ready for finishing. Standard pre-paint prep applies — clean, sand as needed for your primer or coating system, then paint to match or customize.

Is this left or right side, and will it work with my existing right-side cover?

This is the left side. Pair it with a right-side cover if you're replacing both halves, or use it standalone to repair or mod just the driver side.