I just found Denso oxygen sensors online for $28. They don't come with the connectors, but I dont mind cutting and splicing my old ones.

Are Denso sensors any better than bosch?

Oxygen Sensor
Brand: Denso

DENSO REPLACEMENT OXYGEN SENSOR, FRONT, LEFT -- Front Left UNIVERSAL Oxygen Sensor, 1 Required Per Vehicle, Reuse Your Old Connector, Electrical Installation Required, Non-Returnable, Sold Individually


1997 Isuzu Rodeo S 4WD