Uni UP-4200ST Clamp-On Dual Layer "Pod" Filter, Part #230-61

Uni Clamp-On Dual Layer Pod Air Filter - Straight Item Number: UP-4200ST. Straight. Dual Layer (2 Stage Black Inner Red Outer). Urethane Flange. Inner Diameter: 2 inches (50.8mm). Outer Diameter: 3.5 inches (88.9mm). Length: 4 inches (102mm). Made in America.