Markski's Protomotive-Tuned Porsche 911 Turbo (Video) 1 discussions A short video featuring Markski's Protomotive-tuned Porsche 996 Turbo (871 RWHP @ 1.5 bar). The car uses GT3 race heads, GT3 cams, and twin GT35R turbos. Video by www.RacingFlix.com Tags: Markski Porsche 911 996 Turbo TT Protomotive GT3 Racing RacingFlix