2015-2021 Subaru WRX / WRX STI Exhaust Systems

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2017 Subaru WRX STI with with a Borla Cat-Back Exhaust

This BORLA® Cat-Back™ system is tuned for performance and sound for both the 2.0L engine in the WRX and the 2.5L engine in the STI. Our S-Type sound level is designed to bring out the Subaru Boxer engine rumble and provides an aggressive sound without the drone. This system features 3.5” quad polished T-304 stainless steel tips or optional ceramic black coated tips. For ease of installation, this Cat-Back is a direct bolt-on part and does not require cutting. Like all BORLA® exhaust products, each system is handmade in the USA by master craftspeople and features premium, high-quality T-304 austenitic stainless steel construction, ultra-smooth mandrel bent piping, and a Million-Mile Warranty.

System Features
  • 3" Cat-Back Exhaust System
  • Quad 3.5" Tips in Polished Stainless Steel or Ceramic Black Finish
  • S-Type Sound Level
  • No-Drone
  • T-304 Stainless Steel Construction
  • Million Mile Warranty
2018 Subaru WRX STI with Borla Cat-Back Exhaust Borla Polished Exhaust Tips on 2018 Subaru WRX STI
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