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Milltek Sport - Subaru Impreza WRX STI Saloon / Sedan 2014+ Cat-Back Exhaust - Polished GT-90 Trims (SSXSB51)

Blow your mind and not your ears with the Milltek Sport Subaru Impreza WRX STI 2014+ Cat-Back Exhaust!
Milltek Sport exhausts are produced in high quality type 304 aircraft grade stainless steel. This material is anti-magnetic and is less susceptible to discolouration. The quality of this stainless steel is used on all pipework and the total construction of the silencer. Milltek Sport exhaust systems are increased in bore to ensure ultimate performance without the loss of mid-range torque.

This range of Cat-Back systems from Milltek are perfectly suited to cater for anyone looking to improve their sound and aesthetics, designed as a direct replacement for the original system, available in multiple configurations enabling the owner to choose the increase in volume of their exhaust and/or add a more suitably aggressive tone.



  • Transformation in Performance and Drivability.
  • Sharper Throttle Response.
  • Substantial Weight Saving Over OE Systems.
  • Precision Quality Controlled Manufacture.
  • Highest (304) Aircraft Grade Stainless Steel.
  • Low Pressure Systems for Maximum Performance
  • Pipe Diameter: 3″
  • Tip Style: 90mm GT90


Fitment & Specs 



Subaru Impreza (3rd gen) 2008-present Impreza WRX STi (300 PS) 2008-present
Subaru Impreza (3rd gen) 2008-present Impreza WRX STi (300 PS) 2011-present


Purchase Includes

  • MSSUB171: Resonated Front Section
  • MSSUB159: Connecting Pipe
  • MSSUB160: Y-Piece Assembly
  • MSSUB172: LH Rear Silencer Assembly
  • MSSUB173: RH Rear Silencer Assembly
  • MSTIP190 x4: 90mm Polished Tips
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    Package has been opened and item has been used.

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