This Peugeot 107 / Citroën C1 1.4 Thermostat is a new OEM-spec replacement designed to regulate coolant flow and maintain optimal engine temperature. A faulty thermostat can cause engine overheating, poor fuel economy, slow warm-up times, and potential long-term engine damage. Replacing your thermostat ensures your vehicle runs efficiently and safely in all driving conditions. Manufactured to precise specifications, this …