Industry first: billet fuel rails for the LSA and LS9 motors used OE on CTS-V, ZL1 Camaro, and ZR1 Corvette! No modification required to mount when used in conjunction with our fittings and Injector Dynamics fuel injectors. (other brands not tested). May be used with or without engine covers on all variants of LSA and LS9 motors. Rails may be purchased at an additional discount with our complete fuel systems. Designed specifically for Injector Dynamics ID850, ID1050X, ID1300(X), ID1700(X), and ID2000 injectors. End fittings are not included, but suggested to clear supercharger housing and oil lines. May be installed with...