Sniper kits are good. FiTech kits are cheaper but tend to have WAYYY longer lead times and sub par technical suppport.
Personally, I dont think you get more bang for your buck than with an Edelbrock Pro Flo 4 EFI kit. 35970 is a 550HP max kit that includes the intake, fuel rails, fuel injectors, Throttle Body, Android based controller, wiring and a fully potted ECU