The Wynn's Lead Substitute is a must-have for protecting your unleaded petrol engine. By adding a small quantity to your fuel, it offers unparalleled protection against wear. It prevents oxidation, fuel degradation, and deposit formation, ensuring your engine runs smoothly and efficiently. Suitable for both 2-stroke and 4-stroke engines, this product is an ideal choice for anyone looking to maintain their vehicle's performance and longevity. With a convenient 250ml size, this is an easy-to-use and cost-effective solution. Invest in your engine's health with Wynn's Lead Substitute - you won't regret it!