aFe Magnum FLOW Black Pro 5R Air Filter (Pair) (6x4)in F x (8-1/4x6-1/4in) B x (7-1/4x5in) Tx10in H - 24-91136K-MA fits_1999-2002`Nissan`R34 Built on the foundation of

Built on the foundation of our proven 6-piston caliper design

Premium 3K Twill weave that matches BMW carbon accents

Fits Porsche Cayman

Elevate your BMW's presence with this cutting-edge diffuser and splitter set meticulously engineered to mount directly into the lower rear factory bumper

Also included are reservoir brackets that mount directly to vehicle without any drilling or welding

aFe Magnum FLOW Black Pro 5R Air Filter (Pair) (6x4)in F x (8-1/4x6-1/4in) B x (7-1/4x5in) Tx10in H - 24-91136K-MA fits_1999-2002`Nissan`R34 Built on the foundation ofThis 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. This media is perfect for street and or track use. Black Pro 5R filters are easily recharged with aFe's POWER CLEANER and black air filter oil. aFe POWER performance air filters use a rounded, evenly spaced pleat design which allows for more usable filter surface area,