2017 Sierra 3500 Double Cab Subwoofer | Kicker | 200-watt Amp and Subwoofer System | IOB Audio

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Upgrade the Sierra 3500 Double Cab factory audio system with this High Performance Kicker® Audio Amplifier and Subwoofer system for models with 7" screen Audio System (IOB). This GMC Accessories 200-watt Amplifier and Subwoofer System delivers the thrill and musical accuracy of live-concert experiences, minus the crowds. This two amp system includes a 200-watt amplifier and high-efficiency 10" big-bass subwoofer with its own 200-watt amplifier which combines to Kick Out 400-watts of Power. This system utilizes a 32-bit digital signal processor (DSP) tuned specifically to your Sierra 3500 Double Cab and a 200 watt (RMS) low power-draw amplifier to enhance factory audio systems that do NOT include Bose® Audio. The beauty of this Amplifier and Subwoofer System is what you don't see. Utilizing factory harness connections and a factory mounting location (No Modifications), this Enclosed Sub System mounts discretely under the second-row passenger-side seat. This OEM Quality "plug-n-play" system retains a factory appearance and includes all the harnesses (wiring and hardware) required for an easy installation. ONLY for use in Double Cab models with 7" screen Audio System (IOB). NOT for use on Models with Bose Audio (UQA) or 8" screen Audio Systems (IO5 and IO6).


  • Dual AMP System combines system kicks out 400 watts of power
  • 200-watt powered Kicker® subwoofer with quick-connect wire harness to easily secure or remove when needing more cargo room
  • Computer-optimized, 32-bit DSP Processing Tuned Specifically to your Sierra Double Cab
  • Plug and play, no wire cutting or vehicle modifications
  • Cosmetically Integrated for Original Factory Appearance
  • Minimally Impacts Vehicle Charging System
  • ONLY for use on Double Cab Models with IOB Audio
  • NOT for use on Crew Cab Models
  • NOT for use on Models with options codes IO5, IO6 or UQA
  • Models with Bose Audio (UQA) use Part# 19303116
  • Models with 8" screen Audio System (IO5 and IO6) use Part# 19303115


Sierra 3500 Double Cab Subwoofer | Kicker | 200-watt Amplifier and Subwoofer System | IOB Audio

This product and other Electrical Accessories (Navigation Radios, Tire Pressure Monitor Sensors, Remote Start Systems, Rear Seat Entertainment, etc.) including products which include an authorization code for a Vehicle Configuration Index (VCI) or Vehicle Emissions Control Information (VECI) Label CANNOT be returned once the box has been opened (including cut box, broken seal or package tape).


California Residents:
California Prop 65 WarningCalifornia Prop 65 WARNING: Cancer and Reproductive Harm. For more information go to https://www.P65Warnings.ca.gov

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