https://www.badregistrationracing.com/event-details-registration/k1-speed-adult-challenge-gp-in-association-with-porsche-motorsport-n-a 2026-05-10 https://static.wixstatic.com/media/caa0c9_df663bd161b644ada837d69f4aac0dad~mv2.jpg K1 Speed Adult Challenge GP in association with Porsche Motorsport N.A.