This Four Seasons 24651 A/C Line O-Ring replaces Air Pro/Maritta 77115N, Car Care 11191, Spectra Premium 14109110, Spectra Premium 4170, ACDelco 11191, ACDelco 1311400, ACDelco 14109110, ACDelco 1531829, ACDelco 2331806, ACDelco 4170, ACDelco 487453, ACDelco 70105, ACDelco 77115N, ACDelco 902121, ACDelco MT0029, ACDelco MT002910, ACDelco OR9649, CFA 70105, SCS/Frigette 2331806, Global Parts Distributors LLC 1311400, Santech MT0029, Santech MT002910, UAC OR9649, Gilmore Products 902121, Dorman 487453, OEM parts and is perfect for replacement or a performance upgrade. .