This cleaning agent is designed for automotive exhaust systems and can quickly and effectively remove rust, carbon deposits, and black residues from the exhaust, helping restore your vehicle to its condition. The product uses a tech formula that penetrates into the interior of the exhaust pipe, decomposes and cleans dirt and sediment, and helps discourage the formation of buildup to keep the exhaust path clean and smooth. Easy to use: pour the cleaner into the exhaust pipe, start the engine, and let it circulate through the exhaust system. It will not damage the exhaust pipe and is environmentally friendly. It also provides antirust and anticorrosion protection, helping preserve the exhaust pipe and extend its service life. Compatibility and performance: suitable for typical automotive exhaust systems, delivering effective cleaning without the need for special equipment or procedures. Use scenarios: Regular maintenance for cars showing rust, carbon deposits, or black soot in the exhaust. Preseason maintenance or use after extended storage, especially in humid or corrosive environments. mileage or citydriving vehicles where exhaust buildup is more likely, helping maintain exhaust efficiency.