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Power Increase Search

The most detailed tuning search on the market. Far more than power figures: the exact OBD cable for your vehicle, the tool we recommend, and every remap available.

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Yanmar Marine 4By Series tuning

2 tuning configurations for the Yanmar Marine 4By Series. Select your exact engine to see gains, options and connection details.

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Yanmar Marine 4By Series

Yanmar Marine 4By Series tuning at a glance

Our catalogue covers 2 Yanmar Marine 4By Series engine variants, each with stock and tuned figures sourced from the remap database.

Most popular Yanmar Marine 4By Series engines for remapping

The Yanmar Marine 4By Series range splits into 2 diesel variants. Every figure above comes straight from our vehicle database. Pick your exact engine to see the stage-1 numbers.

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