Suitable for VW Polo (6N2) 1.9 D (please check exact vehicle identification) Outer diameter: 87 mm, height: 167 mm Fuel Injection System Protection: Hella fuel filters protect the injection system by retaining dirt and water, preventing damage. They reduce premature wear of injection units and engine. Optimum Engine Performance: Hella fuel filters provide excellent fuel cleaning and ensure optimal engine performance and fuel efficiency. LONGER ENGINE LIFE Our fuel filters increase engine longevity by preventing build-up and ensuring more consistent performance. They are engineered to withstand aggressive or inferior fuels, ensuring durability and engine protection. EASY REPLACEMENT Hella fuel filters provide easy replacement with perfect fit and ensure compatibility with a wide range of vehicle models. Highest quality: Hella fuel filters allow longer replacement intervals for fuel filters due to their first-class durability.