Will this bolt to my existing Highlander frame without welding or drilling?

This mounts at factory frame points — no frame modification needed. You'll need to verify bolt hole alignment during test-fit and secure with appropriate fasteners for your frame attachment.

Do I need to remove my bumper cover to install this?

Most bull bars sit in front of the bumper fascia, but mounting depth and clearance depend on your specific Highlander's bumper design. Test-fit before committing to final positioning.

Can I paint or refinish the black powder coat?

The powder-coated finish is durable as-is, but if you want a different color, light scuffing and quality automotive paint will adhere properly. Strip any loose coating first if refinishing.