ITG Drop-In Profilter for Volkswagen Audi Expansion Tank Return Hose Suitable for many modern vehicles

Suitable for many modern vehicles that lack factory adjustability

Critical cooling: Maintains proper coolant flow in supercharger systems

This product also goes by these part numbers: 11538843817

known for OEM quality

ITG Drop-In Profilter for Volkswagen Audi Expansion Tank Return Hose Suitable for many modern vehiclesThe ITG Profilter is a high grade direct replacement drop in air filter designed to fit inside the factory airbox of Volkswagen and Audi vehicles. It uses the same three layer reticulated polyester foam as ITG's Maxogen filters, combined with dust retaining oil for superior filtration and engine protection. Ideal for both road and competition use. Key Features & Benefits Three layer foam construction: Delivers high filtration efficiency while