Feature:Air intake Expansion Pipe is very flexible ducting and easy installation. Easy to buckle and good tensile. It can stretch to 1 meter. Designed for discharging cold or hot air from car engine compartment and braking system. Made of high quality plastic, heat-resistant, excellent electric insulating and waterproof. Providing 2 type for you: bore size 76mm or 63mm. Please check the size before purchasing. Specification:Condition: Brand newMaterial: PlasticColor: BlackOptional Bore Size: Approx 63mm/2.5in, 76mm/3inExternal Diameter: Approx 71mm/2.8in (for 63mm Bore), 83mm/3.3in (for 76mm Bore)Length: Approx. 25-100cm/9.8-39.4inPackage Weight: Approx. 222g(63mm), 274g(76mm)Package Include:1 x Car Modified Air Intake DuctingNote:1. Please check the size before purchasing.2. Please allow 1-3cm error due to manual measurement. Thanks for your understanding.3. 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..