Includes a new harness to swap your stock alternator with a larger upgraded one. 1992-2001 Toyota Camry 5S-FE as a direct bolt in. Some wiring installation required. Replaces old wiring to the battery and the stock fuse. Includes 40AMP ATC fuse, fuse holder, terminals, and DTM-4 Connector with pins. Wire included to go from fuse holder to Battery for personal choice on location.