HKS knows how to develop exhaust systems to better suit turbocharged platforms. The increased piping diameter, straighter piping design, as well as the high flow muffler attribute to more power and improved performance.
Additionally you will gain the benefits of a more aggressive exhaust tone under acceleration.

The HKS Hi-Power Cat Back Exhaust System features full 75mm piping, and includes the supplied hardware to make for a ready installation. Also the mufflers include mounting brackets that will fit in the OEM location. 

If you’re in the market for an exhaust system that will improve throttle response, increase turbo spool, and improve sound then look no further than an exhaust system provided by the leading pioneers in the JDM high performance parts game. HKS continues to develop products that satisfy the greatest of car enthusiasts. Give your vehicle that extra roar with the HKS Hi-Power Cat Back Exhaust System.