Pursue Your
Passion.

Build Your Dreams

 We are proud to present The Challenge Series.

Join us along with Speed Ventures at renowned race tracks in Southern California.

Relaxed & Friendly


inspired by passion For All skill Levels

We all start somewhere, join the Challenge Series community at our next event. Friendly competition with lots of heart. Beginners, enthusiasts and/or professionals, all are welcome. Our events embrace diversity and camaraderie.

About Us

Balanced & Tailored

View Rules

Class 1

Intended for modified R35s and those that wish to compete against them within the limits of class.

Class 2

Intended for more race oriented vehicles, allowing for aero modifications and high grip tires.

Class 3

Intended for mid-level, naturally aspirated or stock turbo vehicles, Ex: Stock turbo SR powered S-chassis, Stock TT Z32, Z33+ chassis.

Class 4

Intended for lower powered, naturally aspirated vehicles, ex: S-chassis, B-chassis, Z-chassis up to NA Z32.