For the person who wants a subtle custom appearance with all the benefits that a Flowmaster Cat-back exhaust system provides. S.O.S. (Single out side) systems are the perfect choice. This Force II systems delivers a mild interior and exterior tone, and is suited to customers looking for efficiency improvements without a lot of noise. Especially recommended for towing applications. 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: Force IIExhaust Type: SingleExit Position: Single 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: 70 Series Big BlockOutlet Diameter: 3.000 in.Outlet Outside Diameter: 3.000 in.Single or Dual: SingleSound Level: Mild/ModerateSystem Type: Cat BackTail Pipe Diameter: 3.000 in.Tip Diameter: 3.500 in.Tip Quantity: 1Title: Flowmaster 817422 Cat-back System 409S - Single Side Exit - Force II - Mild/Moderate SoundTubing Diameter: 3.000 in.WARNING CA Proposition 65: YesWARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov