Borla 22-23 Hyundai Kona N 2.0L 4 CYL. Turbo AT/MT ATAK Catback Exhaust Bright ChromeBorla 22 23 Hyundai Kona N 2. 0L 4 CYL. Turbo AT MT ATAK Catback Exhaust Bright Chrome This BORLA(r) Cat Back(tm) system was designed specifically for the Hyundai Kona N. The BORLA(r)'s system features and Active Exhaust Valve which connects to the Original Equipment control system and provides variable sound levels. The ATAK(r) muffler provides an aggressive tone that is sure to turn heads. BORLA(r) is so confident of our engineering and technology