Features: Effectively remove carbon deposits from catalytic converters, enhances fuel efficiency, and extend engine life with our night formula catalytic converter cleaner. This ecofriendly, nontoxic formula work quickly without the need for disassembly and won't harm any car components. Ideal for all vehicle owners, especially those who frequently drives short distances or have vehicles that haven't been maintained for a long time. Simply pour into the fuel tank before refueling; suitable for any type of gas vehicles. Experience improved performances and cleaner emissions with our innovative catalytic converter cleaning solution, perfect for maintaining your vehicle's health. Specifications: Capacity:120ml Size:Approx. 4.2x15.1cm/1.65x5.94inch Package Includes: 1 Bottle Catalytic Cleaner note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.