15152 BOSCH OXYGEN (O2) SENSOR v656340-v656339-v656338-v656335-v656334-v656333-v656304-v655960-v653705-v652332-v652179-v652178-v652177-v652166-v652165-v640327-v640326-v640325-v640324-v640323-v640322-v640321-v640320-v640319-v640318 1988 Oldsmobile Cutlass Calais 1988

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15152 BOSCH OXYGEN (O2) SENSOR v656340-v656339-v656338-v656335-v656334-v656333-v656304-v655960-v653705-v652332-v652179-v652178-v652177-v652166-v652165-v640327-v640326-v640325-v640324-v640323-v640322-v640321-v640320-v640319-v640318 1988 Oldsmobile Cutlass Calais 1988Superior Performance Bosch switching type Oxygen sensors deliver precise air fuel ratio feedback to the ECU for improved engine efficiency and reduced emissions. As the inventor of the O2 sensor, Bosch has supplied OE manufacturers for more than 50 years, providing proven quality and reliability that set the standard for modern engine systems. Helping your vehicle operate cleaner and remain environmentally compliant.