Application Compatible for Subaru Outback 2.5L 2458CC H4 GAS SOHC 2001-2004 Compatible for Subaru Outback 3.0L 3000CC H6 GAS DOHC 2001-2004OEM & Part Number 96-05443, 96-5254, 21-5443, 5544VN, 5544, 96474M, 34430AE82 Notice*NOTE: Please check the inlet & outlet!* Number of trenches: 6; Pulley diameter: 116mm* Professional installation is highly recommended (No Instruction Included)* For any needs please contact us