Invidia R400 Cat Back Exhaust System Stainless Steel Tip Subaru WRX/STI 2008-2014 (HS08ST5GM4SS)



Invidia R400 tuned muffler exhaust systems offer a rich exhaust note which enhances the natural tone of your car's engine. Invidia's high flow design ensures efficient exhaust flow for optimum engine performance.

Specifically designed to fill the sound gap between the Q300 and N1 system. The R400 produces a unique, aggressive note without any harsh cabin noise (particularly at highway speeds).

Power increase - 17hp

Torque Increase - 26ft-lb

 76mm diameter, 1.5mm thick mandrel bent SS304 Stainless Steel piping -  greatly reduces the risk of cracks and breaks developing, reduces rasp and vibration.

  •  Fits Hatch models only
  • Tuned mufflers - Optimised sound and exhaust flow
  • Cast flanges - optimum fitment and durability
  • Machine welded - Fantastic appearance and uniform strength
  • QUAD Straight cut Stainless Tips

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