Bullet Points: 1Save Fuel and Money: 100% brand new and high-quality, fuel and money saving. Significantly increased mileage per gallon. 2Pass Emission Test: Help to pass the emission test, reducing carbon monoxide and hydrocarbons by 50%. 3Fast Start: High octane performance with low octane fuel, which can improve performance and make it start faster. 4Prevent Corrosion: Prevent the scale and corrosion in the engine; prevent the scale and corrosion in the engine. 5After Sale Service: If you have any questions or suggestions during the use, please contact our customer service team, we will reply you as soon as possible. Description: Neither tools nor cutting fuel lines are required. Install the magnet as close to the engine as possible, and the magnetic fuel economizer can be fixed in place by the cab. Specification: Name: XP-2 X-POWER 2pcs Material: ABS Color: as shown Size: about 3.7*2.9*1.5 cm/1.46*1.14*0.59in Packing List: Fuel Economizer*2 Tightening Belt*2 Note: Due to the lighting effects and shooting angles, there is color difference in the product, please understand. Due to manual measurement, there is a tolerance in the product size.