4 Pieces Fuel Injector 16611-AA510 for Subaru Engine H4 Vehicle Impreza Legacy Forester Liberty Condition: New Aftermarket Part Note: We recommend replacing the entire set of fuel injectors to ensure the engine's optimal performance. Due to differences in oil output and atomization concentration between and aftermarket parts, they should not be mixed. Replacing the entire set of injectors helps avoid potential issues.Replacement Part Number:16611-AA510, 16611AA510, 16611AA370, 16611-AA370, 195500-3910, 1955003910 Fit For Subaru Engine: H4 Applications:Fit For Subaru Vehicle:FORESTER (2001-2005) 2.5LIMPREZA (2001-2006) 2.0L, 2.5LLIBERTY (2000-2006) 2.0L, 2.5LIMPREZA-WRX (2001-2005) 2.0L, 2.5LLEGACY (2000-2006) 2.5L