The NTY ESS-PL-001 knock sensor detects engine knock. It is suitable for 2.0–2.4-litre engines and helps improve performance and fuel efficiency.
- Type: Knock sensor
- Engine displacement: 2.0–2.4 litres
- Compatibility: Opel Astra, Opel Insignia, Chevrolet Captiva, Chevrolet HHR, Chevrolet Alero, Saab 9-3, Saab 9-5