| Part Number | OEM # | Sensor | Inlet |
| BN-624E | 1J0178HACT | 1 sensor in front pipe, 1 sensor in rear of converter | 6 bolt inlet |
| Specify the following: OEM# required; number of bolts in flange; center bolt measurement if a 3 bolt flange; number of sensors; location of sensors; flat or ring gasket; rear pipe size; size around converter body (not length) |