Do I need to drill or modify the bumper to install this?

Verify your OEM bumper hole locations and existing mounting points before installation. Most applications use factory attachment points, but reference your vehicle's service manual to confirm drilling requirements for your specific setup.

What surface prep is required before painting?

Sand the surface and wipe clean with a tack cloth. Prime any bare spots, then apply your chosen base coat and clear coat per your paint manufacturer's specifications. Do not skip prep — proper surface conditioning ensures adhesion and finish quality.

Will this crack or flex if I hit a speed bump?

FRP is engineered to absorb minor impacts without permanent deformation. That said, the diffuser vanes are functional geometry — avoid curbs and deep driveways at an angle. Normal daily driving and track use will not compromise the panel.