Does this carbon fiber panel need clear coat protection?

Yes. Real carbon fiber benefits from a quality clear coat to seal the weave and protect against UV exposure. Without it, the finish can dull over time. Apply your chosen clear coat after surface prep for long-term durability and gloss retention.

How do I seal the edges where carbon meets the body?

Sand and prep the panel surface before installation, then seal the perimeter gap with automotive trim adhesive or sealant rated for carbon fiber. This prevents moisture intrusion and keeps the panel secure against vibration.

Will the carbon fiber weave pattern be visible?

The 2x2 twill weave pattern is visible through the finish. If you prefer a smoother appearance, apply a primer-surfacer before clear coat to fill and smooth the texture, then sand and topcoat as desired.