4-Stroke O/B & I/B Motor Oil - 25W-40 4Litre

Get superior performance and protection with new formula 4-stroke oil, meticulously engineered for all marine 4-stroke engines. From Outboard and Mercruiser to High Performance and Stern Drive/Inboard, this oil not only meets but exceeds all industry benchmarks, including FC-W and FC-W Catalyst Compatible standards.

As the most recommended marine 4-stroke oil, it boasts over five years of rigorous engineering and development by the world’s leading marine engine manufacturer.