Timing Belt: 13028AA231 (1 PC)
Hydraulic Timing Belt Tensioner Assembly: 13033AA042 (1 PC in brown box)
Cogged Idler Pulley (No. 2): 13085AA080 (1 PC)
Smooth Idler Pulley: 13073AA190 (1 PC)
Smooth Idler Pulley: 13073AA142 (1 PC)
Small Smooth Idler Pulley: 13073AA230 (1 PC)
This complete 6-piece timing belt kit with all 4 idlers is for Subaru 2.5L Turbo (DOHC) EJ255 / EJ257 and select 2.0L Turbo EJ205 engines.
Subaru WRX STI: 2004–2021 (2.5L Turbo EJ257)
Subaru Impreza WRX: 2002–2014 (2.0L / 2.5L Turbo EJ205 / EJ255)
Subaru Forester XT: 2004–2013 (2.5L Turbo EJ255)
Subaru Legacy GT / Spec.B: 2005–2012 (2.5L Turbo EJ255)
Subaru Outback XT: 2005–2009 (2.5L Turbo EJ255)
Subaru Baja Turbo: 2004–2006 (2.5L Turbo EJ255)