Toyota Supra & BMW B58 Port Injection Intake Manifold (Gen 1 & Gen 2)2000hp Capable B58 Port Injection Intake Manifold When it comes to intake manifolds it doesn't get any better than this. The Fuel It! intake manifold replaces your weak factory plastic B58 manifold with a direct fit high flow high strength billet aluminum manifold. Features a huge intercooler core capable of supporting up to 2000hp, port injection bungs located on the top of the manifold for easy access and optimal injector spray pattern, and 1 8"