'08-14 WRX Hatchback | System 450Q
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By popular demand OEM Audio Plus has elected to produce our premium sound solution for the Subaru STI / WRX Hatchback (2008-2014). 

Our Guarantee: Unmatched clarity, deep bass reproduction and a complete transformation of your listening experience in a minimalist package fashioned specifically for your STI / WRX both in design and acoustics.   

Power +Tuning

  • Multi-Channel 32-Bit DSP Amplifier (360 Watts RMS @ 2-ohms)

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  • Advanced Cirrus-Logic 32-bit Digital Signal Processing 
  • Vehicle and Head Unit specific Signature Tuning
  • Low Voltage/Short Circuit Protection (Meeting all OEM standards)
  • Mounts using exiting hardware location under passengers seat 

Subwoofer System

  • 8'' Quad-Coil Carbon Fiber Cone Subwoofer System
  • Vehicle-Specific Sub enclosure (14 Liters of Air Volume)

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  • Mounts using existing vehicle mounting locations (no modification to vehicle needed)

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Plug and Play Instalaltion

  • Quick-Sync "Plug & Play" Wiring Harness
  • Harness runs utilizing existing factory channels (no running under the carpet..)

We invite you to be apart of the audio revolution, experiencing your music as intended - OEM Audio Plus

If you have any questions regarding the System 450Q don't hesitate to contact us directly at 855-636-6346 x4 

Full Product Showcase on iWSTI.com 


  • Item #: SUB-GRH-SYS45Q-0814

'08-14 WRX Hatchback | System 450Q

Price: $999.00
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