An apparatus and system are provided for a firearm suppressor. The system, in one embodiment, includes an elongated core comprising at least one series of ports extending radially from a bore to an exterior surface of the core, where the at least one series of ports is disposed linearly along a longitudinal axis of the core, and where the elongated core comprises at least one trough formed in the exterior surface of the core. The system also includes a baffle sleeve disposed around the core, the baffle sleeve having at least one uninterrupted fluid pathway extending along the exterior surface of the baffle sleeve and formed by interdigitated baffle ridges, and an outer tube disposed around the baffle sleeve.