Emission system. Emission components. 2. 2 liter. 2. 3 liter. 2. 4 liter. Manifold. Post converter. Pre converter. w/DOHC. w/o DOHC.. 1990 Buick Century

Oxygen Sensor
2.2 liter. 2.3 liter. 2.4 liter. manifold.

19211437 View Product

Manifold Absolute Pressure Sensor
2.2 liter.

12569240 View Product

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2. 2 liter. 2. 3 liter. 2. 4 liter. Manifold. Post converter. Pre converter. w/DOHC. w/o DOHC.

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