Subaru 23700 AA37AR1, Alternator Subaru LEGACY 2004 Alternator With Pulley Fits: LEGACY 01 2.5L, MT | LEGACY 02-04 2.5L | LEGACY 00 MT | BAJA 04-06 (2.5L, 4 cyl), exc. turbo | BAJA 03 (2.5L, 4 cyl)