The Borla ATAK system 140826CFBA, is specifically tuned for performance and sound on the Supra’s 3.0L twin-scroll turbocharged inline six engine. Our system is designed to be drone-free so you can get the head-turning sound of the ATAK and still enjoy a comfortable cabin during cruise. This Cat-Back(tm) features a 3.5″ pipe diameter that splits into dual 3″ and comes with 4.5″ Carbon Fiber tips to complete the look of the exhaust. It includes our Polyphonic Harmonizer technology and has a functioning valve that works with the factory actuator to change the exhaust volume. As with all Borla products, it is constructed using T-304 stainless steel for increased durability and is backed by our Million Mile Warranty. Bolt-on a Borla and give your Supra the sound it deserves., , System Features:, , Cat-Back(tm) Exhaust System, 3.5″ To Dual 3″ Pipe Diameter, 4.5″ Diameter Carobn Fiber Tips With Black Anodized Centers, Polyphonic Harmonizer Technology, Valved System (retains facotry exhaust modes), T-304 Stainless Steel, No-Drone, Million Mile Warranty, , Each Borla Exhaust System is built from premium T-304 series stainless steel to give you the absolute best in performance and durability. We strive to provide you with the best quality products and stand behind our systems with a Million-Mile Warranty.