Genuine OEM Audi Charge Air Hose, part number 4H0145743A. This hose is an essential part of the engine's turbocharger and intercooler system, responsible for conveying pressurized, cooled air to the engine intake. It connects components within the charge air ducting, ensuring a sealed path for high-pressure air. Weighing 0.1228 kg and measuring 0.156 m in length, it is constructed to withstand high temperatures and pressures. Choosing a genuine OEM charge air hose guarantees the correct material composition and reinforcement to resist bursting under boost pressure, maintaining engine performance and reliability.