It is not an Aero kit, just some aftermarket parts:
Front Bumper - TechArt Front Spoiler I
Rear Bumper - TechArt Rear Diffuser
Side Skirts - eBay
Rear hood - TechArt Rear Wing I
example website to order:
https://www.vividracing.com/catalog/2000-Porsche-Boxster-body-aero-kits-c-4218.html?&c8=38&c9=6419
