Browse Cummins ISX12 G Exhaust Manifolds for sale on MyLittleSalesman.com. Compare prices, photos, and seller details across 8 listings. Cummins ISX12 G Exhaust Manifold pricing ranges from $125 to $285 based on recent marketplace data. Filter by condition, price, or year to find the right Cummins ISX12 G Exhaust Manifold.