For 1991 GMC R3500 Manifold Absolute Pressure Sensor Connector SMP 41274DPQZ

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For 1987-1991 GMC R3500 Manifold Absolute Pressure Sensor Connector 99593CFPS

94QX79D Manifold Absolute Pressure Sensor Connector Fits 1987-1991 GMC R3500

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SKP Manifold Absolute Pressure Sensor Connector fits GMC R3500 1987-1991 77GHTD

Manifold Absolute Pressure Sensor Connector For 1987-1991 GMC R3500 1988 XJ543TD