Phoenix Racing N55 Port Injection Intake Manifold with 750cc injectors and fuel line kitDescription Add more fuel via port Injection while increasing airflow! Replaces your weak factory plastic N54 N55 intake manifold with a direct fit high flow high strength aluminum manifold. Features port injection bungs location on the top of the manifold for easy access and optimal injector spray pattern, expansion vacuum ports perfect for larger diameter blow off valve references, additional gauges, Hobb's switches, and any other expansion you can