Do I need to remove the front bumper to install this?

Yes, the bumper assembly needs to come off to access the mounting points behind it. Once removed, the bar bolts directly to the factory attachment locations. Reinstall your bumper once secured.

Will this interfere with lower valance or air dam fitment?

This bar sits behind the bumper cover itself, so it won't block factory valance or aftermarket air dams. Test-fit your valance once the bar is in place to confirm clearance on your specific setup.

Does this come with bolts and fasteners?

Hardware is not included with this bar. Use stainless steel bolts that fit your factory holes—check your service manual for the correct gauge and length for your model year.