Feature: A power refitting product with high cost performance, and it can be repeatedly cleaned and used. Low noise, boost horsepower Carbon fiber shell, lightweight and beautiful, but also effective heat insulation . The wind net inside the mushroom head can be cleaned and reused. High flow air network with special double intake . Suitable for all models. Effectively enhance the high-speed torques output of the engine. The throttle becomes lighter. Saving fuel. Increasing intake makes the engine mixture burn more completely, and achieving longer distances with the same fuel consumption. More comfortable and smooth driving. The use of gas collector design to store a large amount of fresh air can effectively improve the frustration caused by insufficient air intake in the case of ordinary oil return, and make driving smoother. Reducing engine carbon deposit, protecting engine to prolong service life. Specification: Condition: Brand new Material: Carbon Fiber, Metal Color: Black Size: As Picture Show Package Weight: Approx 1288g Fitment: Universal Standard: Double outlet inner diameter of bellows: 7cm, outer diameter 7.5cm The main body of bellows is 13.2 cm in diameter, 19 cm in length and 24.5 cm in total. Telescopic hose caliber: 7.6cm, length 0.24m-1m Transfer tube 6.5 cm to 7.5 cm The intake turbine has an internal diameter of 6cm, an external diameter of 6.5 cm and a length of 7.5 cm. Package List: 2 * Size and Diameter Change Converter Sleeve 2 * Stainless steel clip throat 1 * Retractable Steel Wire Spring Tube 1 * Real Carbon Fiber Superconducting Bellows Note: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.