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

Upstream Bosch Oxygen Sensor fits Chevy R10 1987 79NHJHZK

Upstream Replacement Oxygen Sensor fits Chevy R10 1987 34VBDB

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

For 1987 Chevrolet R10 Oxygen Sensor Upstream NGK 46615QZ

Upstream Walker OE Base Sensor Oxygen Sensor fits Chevy R10 1987 67GKMQJN

Upstream Delphi Oxygen Sensor fits Chevy R10 1987 45CHMS

Upstream Replacement Oxygen Sensor fits Chevy R10 Suburban 1987-1988 83GCDY