Perodua Viva Washer Tank / Wiper Tank Cap / Washer Tank Joint (Penutup Tangki Air Kereta) (85332-87Z03 / 85318-BZ010) is designed to securely seal the washer fluid reservoir, preventing dirt, dust, and debris from entering the tank. It also helps maintain proper pressure and cleanliness of the windshield washer system for consistent performance. Manufactured according to OEM specifications, this washer tank cap is made from high-quality automotive-grade plastic for durability and resistance to heat and engine bay conditions. It is designed for a secure fit to avoid leakage or loosening during driving. The direct-fit design allows easy installation without modification. Suitable for Perodua Viva models. Direct replacement washer tank cap designed to match original factory specifications for proper sealing, durability, and long service life. A missing or damaged washer tank cap can allow contamination into the washer fluid, leading to clogged spray nozzles or weak water spray performance. Replacing it helps maintain clean fluid delivery and reliable windshield cleaning in all weather conditions. Please verify your vehicle model and washer tank type before purchase to ensure compatibility. Warranty coverage is limited to manufacturing defects only. Damage caused by improper installation, misuse, or wear and tear is not covered. Professional installation is recommended if you are unsure about fitment. Keep your Perodua washer system clean and working properly with a quality Washer Tank Cap from ATM Auto. Contact us today for stock availability and support.