13959 BOSCH OXYGEN (O2) SENSOR v636956-v636954-v636952-v636950-v636940-v636938-v612466-v612464-v612462-v612460-v612450-v612447-v612445-v612444-v612441-v560154-v560158-v560159-v560161-v560164-v560166-v560176-v560178-v560180-v560182 1978 GMC K15/K1500 Pickup 1972

1978 GMC K15/K1500 Pickup 1972 GMC K1500 1981

1987 Pontiac Sunfire 1995

1992 Mazda Protege 1995 Mazda RX-7 1993

2002 Pontiac Grand Prix 2000

masonry and compatible with all paint systems

13959 BOSCH OXYGEN (O2) SENSOR v636956-v636954-v636952-v636950-v636940-v636938-v612466-v612464-v612462-v612460-v612450-v612447-v612445-v612444-v612441-v560154-v560158-v560159-v560161-v560164-v560166-v560176-v560178-v560180-v560182 1978 GMC K15/K1500 Pickup 1972Superior 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.