Precision-engineered OEM-grade water temperature sensor for optimal engine performance. Direct replacement for TOYOTA PASEO/COUPE/COROLLA Station Wagon models with exact fitment (83420-16020). High-sensitivity brass probe with durable epoxy coating ensures accurate real-time coolant temperature readings. Seamless integration with factory ECU systems for stable voltage output. CNC-machined housing resists corrosion from ethylene glycol mixtures. Maintenance-friendly design with OEM-spec connector for plug-and-play installation. Trusted by professional mechanics for engine diagnostics and cooling system management. Ships in protective anti-static packaging with installation guide. Buy wholesale at unbeatable global pricing with bulk order discounts available.