@GB Bullet Points: 1Multiple Functions: The Air Filter increases the intake air flow, filters the impurities in the air, makes the engine breathe more smoothly, prevents the dust suspended in the air from being sucked into the cylinder, and reduces the wear of the piston group and the cylinder. 2Fit Securely: These Universal Air Filters are new conical air filters. The fittings and large rubber rings with adjustable screw clips fit snugly and securely to your vehicle ducts. 3Advanced Energy Consumption: Adopting a universal double cone design and funnel effect to increase air flow, it can improve engine efficiency and energy consumption Thanks to the sturdy metal Jubilee clip, you can adjust from 76mm/2.99in to almost any size. 4Protection for Engine: Using dry density fibers, the High Flow Inlet Filter can block foreign matter from entering the engine. It protects the engine. to the greatest extent. 5Easy to Install: The Universal Car Air Filter is easy to install without complicated tools requirements. It is also easy to use. High-quality materials are used to ensure filtration efficiency. Description: The Universal Air Filter increases the intake air flow, filters the impurities in the air, makes the engine breathe more smoothly, prevents the dust suspended in the air from being sucked into the cylinder, and reduces the wear of the piston group and the cylinder. Specifications: Name: air filter Material: non-woven fabric Color: red/blue/silver/green/black/yellow Use: filter air Size: about 38mm/1.5in Packing List: 1*Air filter Notes: Due to the lighting effects and shooting angles, there are color differences in the product, please understand. Due to manual measurement, there is a tolerance in the size.