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Exhaust Manifold 3931744 for Cummins ISB QSB 5.9L Engine
Replace Part Number:3922728, 3931744, 3921704, 3916345
Applications:Fit For Cummins Engine:QSB5.9, 6B5.9, B5.9 G, B5.9 GAS PLUS CM556, ISB CM550, ISB5.9G CM2180