Grams Performance & Design now offers high-flow fuel rails for the popular 5.0L Coyote engine. Designed as direct OEM replacements, offering drop-in compatibility, Grams Billet Fuel Rails are the perfect compliment to our line of high performance fuel injectors! CNC machined from 6061 billet aluminum w/ a large .669" internal bore for more consistent fuel pressure and volume to keep those high volume injectors happy! -8 ORB ports are added to each end of the fuel rails for easy access to fittings and plumbing flexibility.