Active Sound (ASU) from Milltek Sport is an innovative solution that enables user-controllable exhaust sound on vehicles that traditionally lack the desired sound and tone. Suitable for a wide range of vehicles, the range includes hybrids, EVs, and diesels. The system features 11 selectable sound files, with volume, pitch, and tone adjustment, and user-configurable profiles, all controlled via Milltek's iPhone or Android app. - Enables user-controllable exhaust sound on vehicles lacking traditional tone - Includes 11 selectable sound files with adjustable volume, pitch, and tone - User profiles controlled via dedicated smartphone app Specifications: - Pipe Diameter: 0.00 - Installation Time: 2 to 2.5 hours (including removing OE system) - Race Product: No - EMarked: No Kit comes with: - MSVS028: Active Sound Control V2 with 8 Selectable Sound Files - MSVS028 - MSVS054: BMW i8 Retro Fit Loom - MSVS054 Vehicle Compatibility: - 2014-2020 BMW i8 1.5T Hybrid