Check the listing for details. Yamalube 2S 2-Stroke Oil - 1 Gallon LUB-2STRK-S1-04. Condition: New. Listed at 39.99 USD. When it comes to Yamaha, it's all about the engine. And when it comes to the engine, it's all about performance. So whether you prefer the track, trail, highway, water or snow, choose oil and care products specifically formulated to enhance the performance of your Yamaha engine - Yamalube. This technologically advanced semi-synthetic base stock and additive 2-stroke engine oil provides all-season performance and greatly reduces visible smoke. Low deposits and reduced carbon and varnish deposit means longer engine life and greater performance over time.When it comes to Yamaha, it's all about the engine. And when it comes to the engine, it's all about performance. So whether you prefer the track, trail, highway, water or snow, choose oil and care products specifically formulated to enhance the performance of your Yamaha engine - Yamalube. This technologically advanced semi-synthetic base stock and additive 2-stroke engine oil provides all-season performance and greatly reduces visible smoke. Low deposits and reduced carbon and varnish deposit means longer engine life and greater performance over time.