Genuine Cummins Exhaust Manifold for Cummins ISB & ISBe 5.9L & 6.7L Engines

5.9L ISB, 5.9L ISBe, 6.7L ISB & 6.7L ISBe. Cummins part number 3917700. For Cummins B-Series Engines Exhaust Manifold. Only for 24-Valve engines made 1999 onwards, n ot for earlier 12-valve engines.

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