Required when installing headers. Available with black square or black flat connector. 1998-02 F-body require black square, and C5 use flat connectors for the primary (front) O2, and black square for the secondary (rear) sensors.
Required when installing headers. Available with black square or black flat connector. 1998-02 F-body require black square, and C5 use flat connectors for the primary (front) O2, and black square for the secondary (rear) sensors.