4" Walker Exhaust 21582 Spark Arrestor

Walker® universal spark arrestors are approved under USDA forest service standard 5100-1a. Walker is a "one-stop" convenience, offering complete engine-to-tailpipe coverage of replacement emissions control systems and components for popular domestic, import, commercial and off-road vehicle applications.Muffler Outlet Diameter Designation: Inside DiameterMuffler Inlet Diameter Designation: Inside DiameterMuffler Outlet Connection Type: Pipe ConnectionMuffler Inlet Connection Type: Pipe ConnectionMuffler Outlet Configuration: CenteredMuffler Inlet Configuration: CenteredMuffler Color / Finish: AluminizedMuffler Inlet Diameter 1: 4.000 INMuffler Outlet Diameter: 4.000 INMuffler Overall Length: 21.250 INWalker Heavy Duty Spark ArrestorMuffler Body Material: SteelMuffler Type: CombinationMuffler Outlet Count: 1Muffler Inlet Count: 1Muffler Reversible: NoMuffler Shape: RoundWalker Sprk ArrstrFitment: UniversalSpark ArrestorSprk Arrstr