Upstream Bosch Oxygen Sensor fits Chevy R10 1987 79NHJHZK

Upstream Walker OE Replacement Oxygen Sensor fits Chevy R10 1987 94DVHYNW

Upstream AC Delco Gold Oxygen Sensor fits Chevy R10 1987 28GGKDYH

Upstream Bosch Oxygen Sensor fits Chevy R10 Suburban 1987-1988 81VPZQCW

Upstream AC Delco Gold Oxygen Sensor fits Chevy R10 Suburban 1987-1988 15YCDZWH

Upstream NGK Oxygen Sensor fits Chevy R10 Suburban 1987-1988 92PYKJRZ

Upstream Replacement Oxygen Sensor fits Chevy R10 1987 34VBDB

Delphi Oxygen Sensor fits Chevy R10 Suburban 1987-1988 25FKKHTF