BN-848A/BN-848B
| Part Number | OEM # | Inlet/Outlet | Sensor |
| BN-848A | P094896118, P095096118, 996-17, 99611303 | 3 bolt in, pipe out | 1 sensor in front neck 1" from body, 1 sensor in middle of body |
| BN-848B | P095096118, P094896118, 996, 99611303 | 3bolt in, pipe out | 1 sensor 1" from body, 1 sensor in middle of body |