Do these LED lights require separate wiring to my truck's electrical system?

Wiring configuration is not specified in the product data. Before ordering, confirm with your supplier whether these lights are pre-wired, require a separate harness, or connect to existing factory DRL circuits.

Does this come with the mounting hardware or bolts?

Hardware is not confirmed in the product listing. Plan to reuse existing grille bolts from your factory mesh, or purchase stainless steel fasteners separately to secure the new assembly to your existing grille frame.

Can I install this without removing the entire front bumper?

This replaces only the mesh insert, so removal typically requires accessing the grille from behind the bumper cover. Your truck's service manual will show the exact removal steps — it's a straightforward job with basic hand tools, but bumper removal time varies depending on your comfort level.