1This fuel saver is made of premium quality ABS material which is durable for long time use 2It can effectively improve your gas mileage, you can save hundreds of dollars a year on fuel costs 3With increased horsepower output, a better and faster ignition and reduced carbon monoxide emission, eco-friendly 4Simple to install, neither tools nor cutting of fuel lines is required. Practical and stable characteristics, high performance and high reliability 5Universal for all cars, motorcycles, trucks, boats, will dramatically reduce engine maintenance costs by eliminating carbon and varnish depositsFeatures:This fuel saver is made of premium quality ABS material which is durable for long time use. It can effectively improve your gas mileage, you can save hundreds of dollars a year on fuel costs. With increased horsepower output, a better and faster ignition and reduced carbon monoxide emission, eco-friendly. Simple to install, neither tools nor cutting of fuel lines is required. Practical and stable characteristics, high performance and high reliability. Universal for all cars, motorcycles, trucks, boats, will dramatically reduce engine maintenance costs by eliminating carbon and varnish deposits. Specifications: Condition: 100% brand new Material: ABS Color: yellow Size: shown as picture Quantity: 2 magnetic fuel saver + 2 tighten bands Package Weight: approx.60g Fitment: universal for cars, motorcycles, trucks, boats, etcPackage List: 2 * Magnetic Fuel Saver 2 * Tighten BandNote: 1. Please install magnet as close to engine as possible. 2. It is easy to install, but professional installation is always recommended. 3. Please allow 0.2 inch error due to manual measurement, thanks for your understanding.