for Mk3 1990 1991 19922004 — 86615aa060 Windshield Washer Fluid Cap (Windscreen Wiper Reservoir Cover) Key benefits Restores a secure, leak seal for your washer fluid reservoir so washer fluid stays contained and your wipers work reliably. Direct replacement for part number 86615aa060; designed to fit Mk3 models from 1990, 1991, and 1992–2004 for a precise, OEMlike fit. Durable, wearresistant construction built for longterm use and repeated removal/installation without cracking or warping. Snapon installation — no tools, no drilling, no complicated steps — install or remove in seconds to save time and effort. Main features Function: Seals the windshield washer reservoir to prevent leaks and contamination while allowing easy refilling. Compatibility: Specifically made for Mk3 models listed above and matches the original cap's fit and mounting points. Material & durability: Manufactured from quality, wearresistant material for extended service life and resistance to weathering. Performance: Reinforced sealing design minimizes leakage and helps maintain washer system pressure for consistent spray performance. How this product solves problems Stops leaks that waste washer fluid and create messy engine bays. Prevents dirt and debris from entering the reservoir, protecting the pump and nozzle from clogs. Replaces cracked, missing, or faded caps quickly without special tools or service visits. Common use scenarios a cracked or brittle cap after winter weather exposure to prevent leaks and contamination. Install during routine maintenance when topping up washer fluid to ensure a reliable seal. Quick roadside replacement after theft, loss, or damage so you can safely restore washer function before driving. What you get One quality windshield washer fluid reservoir cap, directfit for part number 86615aa060 for Mk3 1990, 1991, 1992–2004 models. Simple snapin installation and durable sealing performance.