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| J-41788 |
| OBD II Connector |
| 3000 SERIES, B200, B300, B400, T200, and T300, 3700 (formerly 3070PT), 4000 SERIES, B500, T400, and T500, 4700/4800 (formerly 4070/4076), Allison |
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| (Note: Works with J47943 for vehicles with WTEC III and OBDII/J1962 connectors.) |