Audi / Volkswagen Secondary Air Pump Hose / Line 078133817P

Replace your worn or malfunctioning secondary air pump hose with this authentic OEM part, designed to restore optimal engine performance. Compatible with select Audi A6 (1998-2001), A4 (1999-2001), and Volkswagen Passat (1999-2001) models, this line plays a crucial role in your air injection system, ensuring proper exhaust emissions management. This secondary air pump hose, with OEM part numbers 078133817M, 078133817K, 078133817J, and 078133817N, fits seamlessly into the designated location, providing a direct replacement that meets factory specifications. Each unit is sourced from salvage operations, ensuring you receive a genuine part. Common issues such as exhaust odors or check engine lights may stem from a compromised line—ensure reliable performance by installing this factory-original replacement.