This is a 3-pin Bosch-style sealed automotive connector designed for engine management sensors. It features a rounded rectangular housing with a top-mounted locking tab and a red internal weather-seal to protect the terminals from moisture, heat, and vibration. The connector contains three circular female terminal positions and is typically used for MAP, camshaft, crankshaft, or boost pressure sensors on a wide range of modern vehicles.These connectors are widely found in:VW / Audi/BMW/Mercedes-Benz/Ford/GM / Opel / Chevrolet/Hyundai / Kia