For Proton Gen-2, Persona and Satria Neo Sanden Cabin Filter MA186-10370, this is a cabin air filtration component designed to improve in-car air quality by filtering dust, pollen and fine airborne particles before they enter the cabin through the air-conditioning system. This cabin filter is built with durable filtration material designed to maintain proper airflow while effectively trapping common road and environmental contaminants. It helps ensure the air-conditioning system operates smoothly without restriction, supporting consistent cooling performance and better cabin comfort. The structure is designed for proper OEM fitment in Sanden HVAC systems, ensuring no air bypass and stable filtration efficiency. Specification includes part number MA186-10370, compatible with Proton Gen-2, Persona and Satria Neo models equipped with Sanden air-conditioning systems. It follows OEM-standard sizing for direct replacement without modification. Suitable for Proton compact sedan and hatchback platforms widely used for daily commuting and urban driving. Using a clean cabin air filter helps reduce dust inside the cabin, improves air-conditioning efficiency and maintains a fresher driving environment. It also helps reduce unpleasant odors, prevents blower motor strain and supports smoother airflow from the air-conditioning system. Regular replacement is important because a clogged filter can reduce cooling performance and allow dust buildup inside the cabin over time. Return and warranty are subject to proper installation and normal usage conditions. Any damage caused by incorrect fitting or overdue replacement will not be covered. Always inspect and replace the cabin air filter during scheduled maintenance to maintain optimal comfort and air quality. For workshop service, we recommend replacing the cabin air filter regularly to keep your Proton interior air clean, cool and comfortable. Book your service with us today for proper inspection, correct installation and reliable maintenance support.