The 4150 and 4500 flanged intake manifolds are among the most popular used in the motorsports industry. For years the industry has produced nitrous injection plates to fit these intake manifolds with a one-size-fits-all mentality. After extensive testing within our Research and Development process we have determined that the industry was misled, which is what sparked the birth of this article covering the proven winning technology behind our Stinger & Hornet nitrous plates! Click here to read more!