Using a stainless steel wire mesh in combination with the Tri-foam filtration technology for maximum air flow without large drop in pressure, this ITG Profilter for Audi S4 / RS4 B5 is an easy, efficient and reliable upgrade for the OEM poor quality air filter. Capable to arrest a high volume of airborne dust while feeding the engine clean air, this high flow replacement air filter out performs the best cotton or paper filters !

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Direct bolt on

Trifoam structure for maximum airflow

Stainless steel cage structure

Washable and reusable 

Made in UK