NTK Oxygen Sensor – Downstream for Saab 9-7x (2006) Scirocco 0L4 Saab 900 1993–1994 2

0L4 Saab 900 1993–1994 2

3H6 Porsche 911 1985–1989 3

Porsche logo plate not included

0L4 Saab 9-3 2006–2008 2

Constructed with durable materials for long-lasting performance

NTK Oxygen Sensor – Downstream for Saab 9-7x (2006) Scirocco 0L4 Saab 900 1993–1994 2The NTK Oxygen Sensor (Part 21023) is a downstream replacement designed for Saab 9 7x 4. 2L6 vehicles (2006). It monitors exhaust oxygen content to help the engine computer adjust fuel delivery, resulting in improved fuel economy, reduced emissions, and smooth performance. Key Features & Benefits High Sensitivity: Detects minute changes in oxygen levels for precise control. Improved Fuel Economy: Helps achieve optimal air fuel mixture for better