The Borla(r) ATAK(r) 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(r) 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(r) products, it is constructed using T - 304 stainless steel for increased durability and is backed by our Million Mile Warranty. Bolt - on a Borla(r) 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 Carbon Fiber Tips With Black Anodized Centers, Polyphonic Harmonizer Technology, Valved System (retains factory exhaust modes), T - 304 Stainless Steel, No - Drone, Million Mile Warranty, , Each BORLA(r) 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.