Grams Performance & Design offers high-flow fuel rails for the popular 6.2L LS3 and L99 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 in. 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.

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