Hardin Marine Exhaust - Turbolators

4.0" Offshore Turbulator, Replaces Mercury OEM #816037

Turbulators are designed to keep any condensation or moisture from entering the manifold during the cool down process. This is one of the many unique Hardin features that are helping lead the way in exhaust system technologies. Replaces Mercury #816037. Used with Gil  Style Manifolds and risers.

4.5" Offshore Turbulator

Turbulators are designed to keep any condensation or moisture from entering the manifold during the cool down process This is one of the many unique Hardin features that are helping lead the way in exhaust system technologies.

Seaward Turbulator

Designed for seaward series exhaust systems.

Turbulators are designed to keep any condensation or moisture from entering the manifold during the cool down process This is one of the many unique Hardin features that are helping lead the way in exhaust system technologies. Sold each, gaskets sold separately. 2 gaskets are needed per 1 turbulator.