The STP Oil Treatment 15 oz. is designed to enhance the performance and longevity of your engine by improving oil viscosity and reducing friction. Its high-viscosity formula helps to minimize engine wear and noise, making it suitable for older vehicles or those with high mileage. The product is easy to use and can be added directly to your engine oil.Key Specifications:Brand: STPType: Oil treatmentSize: 15 fluid ouncesApplication: For use with engine oilViscosity: High-viscosity formulaPurpose: Reduces engine wear and noiseCompatibility: Suitable for older vehicles and high-mileage enginesUsage: Add directly to engine oilColor: AmberBottle Material: PlasticSeal: Tamper-evident sealStorage: Store in a cool, dry placeSafety: Keep out of reach of childrenManufacturer: STP, a brand of Energizer Holdings