Did you know that tuning up your lawn mower yourself can save money, prevent costly repairs, increase engine performance, and reduce engine emissions? It’s easy to get started. Just find the Genuine Briggs & Stratton tune-up kit for your outdoor power equipment. All of our tune-up kits come with easy to follow, step-by-step instructions that make tuning up your mower easy to do-it-yourself. All kits include an air filter, spark plug, oil, and fuel stabilizer designed for specifically for your Briggs & Stratton engine.