Precision-engineered Temperature Sensor Accessory 6Q0907543D for VW vehicles. OEM-grade stainless steel probe ensures accurate thermal readings with ±1% tolerance. High-temperature fiberglass wiring resists engine heat up to 150°C. Direct replacement part with perfect fit for Golf/Jetta/Passat models. Seamless ECU integration maintains factory performance standards. Includes corrosion-resistant aluminum housing with IP67 waterproof rating. Optimizes fuel efficiency by monitoring coolant temperature in real-time. Batch-tested for 500+ cold/hot cycles. Ships in anti-static packaging with installation guide. Bulk pricing available for repair shops and auto parts distributors.