Overview:Introducing our new Flow FX Axle-back exhaust system for 2005-2010 Ford Mustang GT, Shelby GT, GT500, California Special and Bullitt cars with the 4.6L and 5.4L engines. Features include dual 3.00-inch mandrel-bent stainless steel tubing running into a pair of compact round Flow FX "straight-through" performance mufflers for a deep tone. The large 3.00-inch core mufflers provide maximum performance, are constructed from bright 409S stainless steel and utilize the factory hanger locations for an easy installation. The mufflers are finished off with large 4.50-inch black ceramic coated stainless steel tips filling out the factory exhaust cutouts in the lower valance. Designed for easy installation, includes all necessary parts, hardware, and detailed instructions. Covered by our Lifetime Limited Warranty. Notes: Includes GT500KR models.Features:Specially Designed Outlaw Series Performance MufflerDeep Aggressive Interior and Exterior ToneMandrel-bent Stainless Steel ConstructionRace Proven Outlaw Muffler TechnologyExtreme Sound for Extreme LifestylesUses the Factory Hanger LocationsLifetime Limited WarrantyQuick & Easy InstallationSpecs: Brand: Flowmaster CARB (California) Compliant: Yes Catalytic Converter Included: No Catalytic Converter Quantity: 0 Clamping Type: Flat Band Clamps Included: Yes Emission Code: 5 Exhaust Series: Flow FX Exhaust Tip Color: Black Exhaust Tip Connection: Welded Exhaust Tip Cut: Angled Exhaust Tip Edge: Rolled Edge Exhaust Tip Finish: Black Ceramic Coating Exhaust Tip Material: 304 Stainless Steel Exhaust Tip Quantity: 2 Exhaust Tip Shape: Round Exhaust Tip Wall: Single Wall Exit Style: Dual Out Rear Finish: Natural Gasket Or Seal Included: No Grade Type: Performance Hangers Included: Yes Heat Shield Included: No Inlet Type: Clamp-On Main Piping Diameter: 3 Mount Type: Uses Factory Hangers Mounting Bracket Included: No Muffler (Left) Body Height: 4 Muffler (Left) Body Length: 14 Muffler (Left) Body Width: 4 Muffler (Left) Type: Absorption Muffler (Right) Body Height: 4 Muffler (Right) Body Length: 14 Muffler (Right) Body Width: 4 Muffler (Right) Type: Absorption Muffler Body Diameter: 4 Muffler Body Height: 4 Muffler Body Length: 14 Muffler Body Material: 409 Stainless Steel Muffler Body Shape: Round Muffler Body Width: 4 Muffler Color: Silver Muffler Finish: Natural Muffler Flanged Inlet: No Muffler Flanged Outlet: No Muffler Included: Yes Muffler Inlet Connection: Slip-Fit Muffler Inlet Inside Diameter: 3 Muffler Inlet Outside Diameter: 3.13 Muffler Outlet Diameter: 3 Muffler Outlet Quantity: 1 Muffler Overall Length: 32.5 Muffler Part Number: Kit Only Muffler Quantity: 2 Muffler Series: Flow FX Muffler Type: Absorption Pipe Color: Silver Pipe Material: 409 Stainless Steel Sound Level: Aggressive / Moderate Spring Bolt Kit Included: No Tail Pipe Outlet Outside Diameter: 3 Tail Pipe Quantity: 2 Tail Pipe Tapered Outlet: No Tip Logo: Embossed Type: Axle-back Valve Included: No Valve Type: Not Applicable Part Number: 717827Applications: 2005-2010 Ford Mustang 281 CID 2007-2010 Ford Mustang 330 CID Emissions: This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.