The 3901969 Expansion Plug is designed for Cummins Engines C8.3, L8.9, QSL9, and NT855. Engineered for reliable performance and durability, it ensures secure sealing and optimal engine operation, meeting OEM specifications for a precise fit.
| 3901969 |
Expansion Plug |
1 |
| 3926048 |
O Ring Seal |
1 |
