IW VW YISO HARNESS | Plug & Play Volkswagen Adapter | Compatible with Focal Impulse 4.320 Amplifier eamless Volkswagen Integration. Focal Plug & Play Precision. The Focal IW VW YISO HARNESS is a dedicated Plug & Play head unit adapter for Volkswagen vehicles, designed to simplify installation with the Focal Impulse 4.320 4-channel digital amplifier. It allows a direct, high-quality connection between the factory head unit and the amplifier without any cutting, soldering, or modification to your vehicle’s wiring. Developed with OEM-grade ISO connectors, this harness ensures reliable integration and pristine audio signal transfer, preserving factory functionality while delivering Focal’s renowned sound performance. Key Features Designed for use with the Focal Impulse 4.320 4-channel amplifier Plug & Play connection for Volkswagen factory head units OEM-quality connectors for a perfect fit Fast, clean, and solder-free installation Direct link to Focal Inside extension cables Length: 0.9ft (0.3m) Compatible with Volkswagen vehicles manufactured since 2005 Note: Harness is NOT compatible with factory amplified vehicles. To ensure correct compatibility, please contact your local Focal Authorized Dealer or reach out to us directly via the contact us tab. Focal IW VW YISO – Volkswagen Integration, Simplified Power.
