Borla 11963 S-Type Axle-Back Exhaust System (Polished Tips) for 18-23 Jeep Wrangler JL 2.0L Turbo. This system is tuned for a more noticeable sound, featuring a no-drone guarantee, 3.5" polished T-304 stainless steel tips (black coated option available), and durable T-304 stainless steel construction with ultra-smooth mandrel bends for maximum performance.