The Flowmaster® Force II® Cat-back exhaust system fits 2009-2021 Toyota Tundra trucks with the 4.6L, 4.7L or 5.7L engine and regular cab/long bed, double cab/short bed and CrewMax configurations. Manufactured using durable 409S stainless steel, the kit features a flanged dual inlet with mandrel-bent 2.50-inch stainless steel tubing running back into a 50-Series Big Block™ performance muffler, exiting into dual 2.50-inch tailpipes. Includes both side and rear exit tailpipes in the kit, so you can choose the desired look for your truck, and the tailpipes are finished off with 3.00-inch polished 304 stainless steel tips embossed with the Flowmaster name. As a Force II system it provides improved horsepower and torque, along with a moderate performance sound level both inside and outside the truck. Instructions and all the necessary hardware are included with the kit for an easy bolt-on installation and is covered by our Lifetime Limited Warranty. Note: Does NOT fit regular cab/short bed or double cab long bed configurations and Only fits models built after 08/01/2008.