"BROMBACHER" Exhaust System for 997.2 GT3/RS with valves for the best of both worlds._x000B__x000B_ FACTS:_x000B__x000B_- + 25 crank hp & + 25 crank torque_x000B_- 200 Cell high flow, tri metal german HJS sport catalysts_x000B_- 2 3/4" tubing (70 mm) straight through design for max. power_x000B_- Valved system with sound switch for Quiet sound and Export sound for the track._x000B_- Equal length header set up with merge collector for maximum torque gain_x000B_- Weighs 71 lbs. (32,2 Kg)_x000B_- 15.5 lb (7 Kg) weight savings over stock_x000B_- T 316 stainless steel for improved durability over T 304_x000B_- Includes all necessary clamps and mounting brackets_x000B_- 2 x 90mm center exit tips_x000B_- Made in Germany _x000B_- Intoxicating growl at idle, partial throttle and wide open throttle while remaining within the dB limits of the T‹V. _x000B_- No DME programming necessary_x000B__x000B_Brombacher exhausts are engineered for the discerning PorscheÆ owner and offer unmatched performance, unparalleled quality, and incredible value. All of our exhausts are manufactured in Germany and are tested comprehensively for flow rate and characteristics, thermal stress, resistance to cracking, and longevity. To further ensure quality, all of our exhaust systems meet the standards of the German independent testing agency T‹V; whose quality standards are among some of the strictest in the world._x000B__x000B_The Brombacher 997GT3 Exhaust system gives GT3s an intoxicating growl across the rev range and eliminates unwanted frequencies and ensures no resonance or drone in the cabin.. The end result is a strong, linear, firing-order dominated flat-6 PorscheÆ sound. In addition, Brombacher exhausts systems are available for ultimate performance full titanium. Each of our exhaust have been extensively tested on both a chassis and engine dyno as well as logged thousands of miles on both the street and at the track. All this research, development and testing ensures maximum horsepower gains throughout a broad power band; all while maintaining reasonable sound levels for the street and provide a distinct, sporty exhaust note that is purely PorscheÆ._x000B__x000B_Installation made easy! Replace worn hardware and gaskets with one of our prepackaged installation kits._x000B_Use part #: FVD MK9 972 02_x000B__x000B_Like all European Vehicles, FVD parts are T‹V approved. What is T‹V approval you ask? Basically, German-registered road vehicles may not be operated on public roads without a certificate from the T‹V. Also, all modifications must be approved, from installing tires of a different size to materials used in nuts and bolts. T‹V's safety guidelines are among the strictest in the world, and getting a road permit for thoroughly customized vehicles borders on the impossible._x000B__x000B_We strongly suggest replacing worn gaskets and hardware with our pre-packaged installation kits.