Saab O-Ring Ajusa 90537379

The Saab O-Ring Ajusa 90537379, manufacturer part number 16063000, is an aftermarket replacement produced by Ajusa. Designed for precise sealing, this O-ring serves critical applications between the water pump, coolant tube, and thermostat housing for select Saab 9-3, 9-3X, and 9-5 vehicles equipped with the 2.0L L4 engine.

Key Features:

• Manufactured by Ajusa for aftermarket quality assurance
• Reference OE Part Number: 90 537 379 / 90537379
• Application: Water pump to coolant tube & coolant tube to thermostat housing seal

Verified Fitments Include:

• Saab 9-3 (2003–2011; Sedan, Convertible, Wagon; submodels: Vector, Arc, Linear, Aero, 2.0T, Turbo4)
• Saab 9-3X (2010–2011; Wagon; submodel: Base)
• Saab 9-5 (2011; Sedan; submodel: Turbo4)

Engine Compatibility: Only for vehicles equipped with the 2.0L L4 engine, as specified in the fitment summary. Always install with care to ensure optimal cooling system performance.