OE Replacements: 121329, CUP121329, 3958414, 5P9186, 3958414, 4898439, 19953, 3088-19953

Details: O-Ring 0.103 in C/S x 0.799 in ID 2.62 mm C/S x 20.3 mm ID Viton 75, Black Series # -117

Multiple Engine Applications

Direct replacement for OE part 3958414

Durable viton construction

Quality You Can Trust – PAI has established themselves as the leading supplier of aftermarket heavy duty diesel parts, with quality standards that always meet or exceed OE standards

DETAIL – HDKits O-rings are carefully designed and feature unparalleled low tolerances. O-ring specifications are measured in a 3D environment and tested to ensure the 100% functionality.