DC Sports Single Exit Catback Exhaust System for the 2015-2021 Subaru WRX/STI is here to unlock your vehicle’s performance and sound. Made from T-304 Stainless Steel, mandrel bent piping, being carefully assembled and tig welded by hand guarantees fitment and reduces the risk of failure.DC Sports 15-21 WRX/STI Catback system utilizes 3" (76mm) brushed piping, our high gloss canister muffler, and a 4.5” single wall tip, available in Polished or Burnt finish. Giving your vehicle a unique look and aggressive exhaust note. No other kit on the market will provides as much ground clearance as this DC Sports exhaust offers. This added ground clearance reduces the risk of damage due to harsh or uneven road conditions. All this while quickly and easily bolting directly to your OEM equipment in minutes.