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The Gibson Bullet marine mufflers (pair) with transom mount, 4‑in inlet and 11‑in length are clamp-on style silencers tested up to 1,200 HP with minimal power loss. Built from stainless steel with an OEM-style transom mount, they use a straight-through design and water to dampen exhaust sound. The pair has been proven to meet California J2005 motorboat sound law limits without compromising power.
Gibson Marine Bullet Muffler (Pair) Transom Mount - 4in Inlet/11in Length - Stainless
