Ryan Mathews was able to win the GTL class with the After Dark Speed C5Z development car in the Optima Ultimate Street Car Invitational competition that was part of the 2023 SEMA show!
SEMA & Optima Ultimate Street Car Invitational 2023
Author: rmathews21
2021 Season Recap
The 2021 racing season is over now and we will be busy working on new R&D projects over the winter to offer more competitive products for the 2022 season! We were happy to win 5 events and score 16 top-5’s over the course of the season in 2021!
Optima Ultimate Street Car Invitational 2021
Ryan Mathews finished 2nd the GTS Class and 6th overall in the After Dark Speed C5 Z06 Corvette out of 85 cars at the 2021 Optima Ultimate Street Car Invitational held in conjunction with the SEMA show in Las Vegas.
Optima Ultimate Street Car Invitational 2020
Ryan Mathews won the GTS Class at the 2020 Optima Ultimate Street Car Invitational at Circuit of the Americas in the After Dark Speed C5 Z06 Corvette development car.