aFe Cold Air Intake System (3 IN ID to 2-1/4 IN ID x 4 IN L) Straight Reducing Coupler(59-00037) 5018 Elevate your BMW's reputation by

Elevate your BMW's reputation by lowering it

Outflows Factory Intake By 40%

Coilover covers are provided to add another layer of protection from dirt

Replaces OEM Part Number: 17212284075

Lower your VW with 5in

aFe Cold Air Intake System (3 IN ID to 2-1/4 IN ID x 4 IN L) Straight Reducing Coupler(59-00037) 5018 Elevate your BMW's reputation byMagnum Force Intake Reducer Coupling Kit (59 00037) by aFe. Designed to meet modern elevated engine compartment temperatures with a reaction injection molded (RIM) polyurethane configuration. Standard stainless steel worm gear clamps provides tight connections, durability and is corrosion resistance for industrial, commercial, truck, off road and racing applications. aFe (Advanced Flow Engineering, Inc.) manufactures performance products for late