Larger internal bore or 12.7mm means more fuel can be pushed thru, allowing for greater flexibility in tuning, especially for force induction and other high horsepower builds! These things also have dual AN6 ports, allowing you to hook it up almost any fuel delivery system out there! And don’t forget about the 1/8 NPT on top so you can install that fuel pressure gauge!
Working on your build over winter? Dont forget about upgrading your fuel system, especially if you plan on making some serious horsepower! Our billet aluminum fuel rails and lightweight and feature a large 12.7mm internal bore! There's even a 4/8th NPT port if you want to fun a fuel pressure gauge!
If you're looking for ways to boost power, dont forget to upgrade your fuel delivery system! Our billet aluminum fuel rails feature a 12.7mm internal bore, much larger than stock! Dont forget about the integrated NPT port for an optional fuel pressure gauge!