SMP High Performance Injection Speed and performance, that’s what’s required in the racing world...ingenuity and innovation is what’s required to meet our challenges. That’s why when the racing community needed a more powerful, higher flow fuel injector, they contacted SMP. Manufactured in our SMP fuel injection manufacturing facility in Greenville, SC, these racing injectors will allow a significant increase in power. Not only are these hi-performance injectors engineered to flow up to 160 lb/hr, they can be fitted to a wide variety of domestic and import engines. Meeting customer demands in many different market channels is an engineering challenge SMP is always ready to meet head on.