NAPA Air Filter 2801Part No. 2801 Type AIR FILTER Brand NAPGLD Unit of Measure EACH Description NAPA Air Filter Warranty Service Interval Type Round Height 299. 5mm Inner Diameter Bottom 63mm Outer Diameter Bottom 105. 6mm Outer Diameter Top 105. 6mm Features A Nationwide NAPA Warranty backs this Air Filter Prevents microscopic dust particles from damaging Cylinder walls, Pistons and Piston Rings, which could damage an Engine's performance. NAPA Air Filters combine all