NOS Designed to work on sequential firing, multipoint fuel Injection systems, the NOS Universal Drive–By–Wire kits allows for trouble free easy nitrous activation. And, since it's an NOS kit, you know that it has been thoroughly dyno–tested on numerous vehicles. The highest–quality NOS components are utilized for the best–looking, universal 4 and 6 cylinder multi–point EFI engines with Drive–By–Wire throttle control.