Description:

[Vehicle Fitment]: "Upstream/B1S1": Compatible with Subaru Forester 1998-1999 H4 2.5L, Impreza 1999 H4 2.2L (Non Calif-ESV), Impreza 1998-1999 H4 2.5L, Legacy 1996-1998 H4 2.2L, Legacy 1999 H4 2.2L (Non Calif-ESV), Legacy 1996-1999 H4 2.5L. [Vehicle Fitment]: "Downstream/B1S2": Compatible with Subaru Impreza 1998 H4 2.2L. [Reference Number]: 22690AA290, 22690AA350, 234-3091, 2343091, 250-23091, 25023091. [Specification]: Wire Quantity: 3; Overall Length: 425 mm; Mounting Type: Threaded; Sensor Type: Heated; Connector Gender: Male; Package Quantity: 1x Oxygen Sensor; Packaging Type: Box.