...I like the protection from bugs and stuff the OEM shield provides beneath the headlight.
Get a spray bottle and fill it with fresh hydrogen peroxide - cheap, I bought a pint of it at a convenient store for 38ยข. Spray it on the bugs and a microfiber cloth. Even dried on bugs wipe of instantly with no scrubbing. You will be amazed if you haven't used it. H
2O
2 expires on the shelf and also from sunlight so keep that in mind and keep it fresh. If it bubbles on the bugs or on a wound or in your mouth it's still good.