Soundigital SD-4 Harley Plug & Play 4-Channel Line Driver

Rev up your ride with the Soundigital SD-4 Harley Plug & Play 4-Channel Line Driver — designed for riders who demand clean, powerful sound from the stock Harley radio. No wire splicing, easy installation, and a dedicated front and rear output to push your amp for louder, crisper highs and tighter bass on the open road.

• 4-channel line driver with dedicated front and rear outputs
• Plug-and-play T-harness for 2014+ Harley-Davidson motorcycles
• Built-in remote turn-on wire for effortless amp wake-up
• RCA inputs from Axxess box to amp for front and rear channels
• Supports front pods and stock Boom lids/Ultra Rear Tour Pak Pods
• Compatibility: CVO and Ultra models; rear outputs may require radio flash (CVO to remove boom amps)
• Not for DSP; for DSP use AHB or Cicada solutions; works with Soundigital amps
• Shipping note: please allow 5-7 business days

Upgrade your Harley’s audio today and enjoy performance that rides as hard as you do. Shop now to learn more or purchase.