Cox Marine is a pioneering British engineering company, leading the way in the development of high-performance diesel outboard engines. Reshaping expectations of what diesel propulsion can deliver, Cox Marine is built on a foundation of innovation, precision engineering, and extensive real-world testing.
Cox Marine is focused on delivering more efficient, responsible, and capable propulsion systems. By combining the convenience of outboard design with the proven advantages of diesel power, Cox offers a compelling alternative to traditional petrol outboards without compromising on performance or usability.
Next Generation Technology
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Efficient. Responsible. Capable.
Engineered to meet evolving demands, Cox Marine engines provide high torque output and robust construction. Improved fuel efficiency and reduced emissions make them a smart choice for boaters balancing performance with environmental responsibility across recreational and commercial applications.
High Torque Output
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Expert Support with Barrus
As a trusted UK distributor, Barrus provides expert advice and access to an authorised dealer network. From initial specification to professional installation and after-sales care, we ensure your Cox Marine engine delivers maximum performance and long-term reliability.