Do I need hardware to install this, or does it come with bolts?

The bracket assembly is included. Fastener requirements depend on your Odyssey's bumper design — verify you have the correct bolts before install, or bring a sample bolt to a hardware store to match gauge and length.

Will this fit if I have an aftermarket bumper?

This bracket is designed for factory bumper mounting points. If your bumper is custom or heavily modified, test-fit first to confirm clearance and attachment compatibility.

Does the finish need any prep or protection before I bolt it on?

The black finish is ready to install as-is. If you live in a high-salt or coastal area, a clear coat of UV protectant after install will help resist fading over time.