aFe MagnumFLOW Pro 5R Air Filter (6-3/4 x 4-3/4)in F x (8-1/2 x 6-1/2)in B x (7-1/4 x 5)in T 2015-subaru-wrx-esi2347563 Audi S4 B6/B7 Sedan (2002

Audi S4 B6/B7 Sedan (2002 - 2008)

while a dedicated actuator that mimics the factory valve motor is included to prevent error codes after installation

1/2" PCV rubber hose — sufficient length for custom routing

For those who value a clean engine bay

Optimized Airflow: Designed to provide a smooth transition between the turbocharger and the carbon fiber inlet

aFe MagnumFLOW Pro 5R Air Filter (6-3/4 x 4-3/4)in F x (8-1/2 x 6-1/2)in B x (7-1/4 x 5)in T 2015-subaru-wrx-esi2347563 Audi S4 B6/B7 Sedan (2002This filter features five layers of pre oiled cotton gauze media to provide maximum performance. Its progressive layering allows the filter to flow at high levels even when dirty, while its inverted top makes for more filter surface area, resulting in longer service intervals. This media is perfect for street and or track use. Pro 5R filters are easily recharged with aFe's POWER CLEANER and blue air filter oil. aFe POWER performance air filters use a