Beat-Sonic FDA9N-KAD Functional Shark Fin Antenna for Nissan/Infiniti, Gun Metallic/Graphite Shadow Shark Fin antenna designed and manufactured as a replacement roof antenna Pre-painted and color matched for an exact match using high quality OEM paint Helical coil antenna to directly connect to antenna base using M screw 3M Die-cut double-sided tape used to easily secure shark fin antenna Installation requires no modification and easily reversible