Includes Forceflow assembly with high-powered fan, OEM-type replacement horn, temperature switch, manual override switch, wiring, hardware and complete instructions Easy plug-and-play installation with no drilling At higher speeds, air is directed in through side scoop and around cylinder head and cylinder Temperature switch automatically turns the Forceflow on at 140? F Made in the U.S.A 110" motors require adapter mount (sold separately). COOLER FORCEFLOW M8 BLK