if i pick this guy up, what do i need to buy in order to make it a full system?
Current: 2015 M4, SSII / SO
Current: 2013 E92 M3, SSII, Black extended, ZCP, fully loaded
Mods: Black Hood Vents, Black Grilles, Black Side Grilles, Lux H8 v. 4.0, CF Mirrors, CF Spoiler, Black ///M Emblem, Evolve Tune, Dinan CF Intake, Dinan Pulley, Akrapovic GT4
Retired: 2011.5 E92 M3, SSII