AEM 4in Universal Cold Air Intake System Free Shipping zinc-plated extension springs replace the

zinc-plated extension springs replace the OEM style torsion centering spring for better-centering action and more direct feel

Audi TT/Roadster (8N) AWD / VW Golf R32 (MKIV)

HKS HIPERMAX-G VAB STI Full Strut/Spring Kit

473in - I Beam w/ARP 2000 Fasteners

AEM 4in Universal Cold Air Intake System Free Shipping zinc-plated extension springs replace theAEM's 21 5011 is ideal for engine swaps when a custom intake is required. It comes with an AEM Dryflow Air Filter, three 4 inch diameter aluminum tube bends, one straight 36 inch long, 4 inch diameter tube, seven couplers, a weld on mass air flow sensor pad, two brackets and hardware needed to custom build an air intake.