Proflow fuel rail extrusions are high-flow fuel rail extrusions designed for custom fabrication fuel injection systems. They feature a 17 mm or 20.4 mm diameter fuel passage that provides enough flow capacity for high-horsepower applications.

Proflow fuel rail extrusions are high-flow fuel rail extrusions designed for custom fabrication fuel injection systems. They feature a 17 mm or 20.4 mm diameter fuel passage that provides enough flow capacity for high-horsepower applications.