GReddy Supreme SP Cat-Back Exhaust System (2015+ WRX/STI)

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  • Regular price $1,040.00
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  • Combines larger piping diameter and smooth bends to limit turbulence under acceleration
  • 3" piping diameter that routes to a 'Y'  section for improved exhaust flow
  • 3.5" oval tips
  • Fully hand-welded 304 stainless steel materials
  • Resonators installed in the center pipe and rear side pipes
  • New gaskets included
  • Reduces turbo lag
  • Improves throttle response
  • Improves horsepower
  • Improves torque
  • Aggressive sound