fits e.g. VW Polo (6R1, 6C1) (please check exact vehicle application) HELLA oil level sensors use ultrasonic technology and Multi-Chip Module Technology to deliver precise measurements-even on uneven ground-and send low oil alerts directly to the ECU. Supports optimized engine performance, can help to reduce fuel consumption, and to extend oil change intervals. Ultrasonic design is insensitive to dirt, vibration, and temperature changes, ensuring long-lasting, precise readings. Global leader with over 50 million HELLA level sensors in use worldwide-trusted by manufacturers and workshops alike. Delivered with all necessary sealings for a smooth, complete installation. Check the original part number to ensure proper fitment and compatibility with your vehicle