SpeedART Sport Exhaust w/ Sound Switch

SpeedART Sport Exhaust w/ Sound Switch Porsche 997 Turbo _x000B_ _x000B_997 Turbo Sport exhaust with 200 cell cats and 2x80 mm twin tail pipes for deeper throaty sound and weight reduction adding 15hp based on European dyno. The speedART 997 Turbo with just the mufflers made 507hp to the wheels. Uses stock tips. ECU update adds extra to maximize for increased air-flow. approximately 540hp. _x000B_ _x000B_ Many so-called tuners simply have taken the muffler from the 996 Turbo and used it to work on the 997. speedART;s team, have actually used a complete new design after numerous versions produceed less than desired exhaust notes with high resonance. The speedART 997 Turbo exhaust system has attained the perfect sound. _x000B_ _x000B_ The sound switch option activated routes the exhaust note through the muffler for a sporty sound. De-activiate the sound switch, and the exhaust bypasses the muffler altogether giving the 997 Turbo a race-inspired, straight pipes sound.