For the person who is looking for a complete Cat-back dual exhaust system with a moderate sound level. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. This America Thunder system delivers a moderate interior and exterior tone and is suited to the enthusiast who wants to hear the rumble of their truck. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.Warranty Information:Limited LifetimeCalifornia Proposition 65 Chemical Name 1: Nickel (metallic)California Proposition 65 Chemical Name 2: Chromium (hexavalent compounds)Exhaust Series: American ThunderExhaust Type: DualExit Position: Dual Rear Same SideExit Style: StraightHeat Shield Attached: NoInlet Diameter: 3.000 in.Inlet Inside Diameter: 3.000 in.Material: Stainless SteelMuffler Count: 1Muffler Part Number: Kit OnlyMuffler Series: 50 Series HDOutlet Diameter: 2.500 in.Outlet Outside Diameter: 2.500 in.Single or Dual: DualSound Level: ModerateSystem Type: Cat BackTail Pipe Diameter: 2.500 in.Tip Diameter: 3.000 in.Tip Quantity: 2Title: Flowmaster 817423 Cat-back System 409S - Dual Rear/Side Exit - American Thunder - Moderate SoundTubing Diameter: 2.500 in.WARNING CA Proposition 65: YesWARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov