Yamaha Outboard Yamalube Ring Free Fuel Additive - 12 oz One of the popular questions that Wholesale Marine representatives are asked is if they should use a fuel additive for their boat. We advise that it is because a good brand of marine fuel stabilizer, such as the Yamalube Fuel Additive, will keep their boat engine running well. As an added bonus, the Yamaha Ring Free fuel additive ensures more reliable starts throughout the boating season. The Yamalube Ring Free fuel additive is highly conc