817824 This Flowmaster® Outlaw Axle-back exhaust system is specifically designed for the 2018-2023 Ford Mustang GT with the 5.0L engine and Factory Active Performance Exhaust Option. System features include a pair of our race-proven Outlaw® Series mufflers for a very aggressive exterior sound level with a noticeable interior tone and large 3.00-inch mandrel-bent 409S stainless steel tubing for high flow, durability, and longevity. Add to that, a pair of our high-quality valves to accommodate the factory exhaust actuators for when you really want to open up the sound. The system is finished off with quad 4.00-inch black ceramic coated 304 stainless steel tips for an aggressive look that demands attention, the same as the exhaust note from the Outlaw Series mufflers. Includes all necessary parts, hardware and detailed instructions for an easy installation you can do at home. Covered by our Lifetime Limited Warranty. Note: Fits both coupes and convertibles. Features: Quad 4.00-inch Black Ceramic Coated 304 Stainless Steel Tips For Vehicles With Active Performance Exhaust Option Aggressive Race-proven Outlaw Mufflers Dyno-tuned for Maximum Performance Uses the Factory Hanger Locations Full Stainless Steel Construction Straight-through Muffler Design Lifetime Limited Warranty Easy Installation About Flowmaster Flowmaster® is a household name, and for good reason. They've built legendary exhaust systems and mufflers for decades, and now offer performance air intakes, catalytic converters, and headers to give your hot rod performance to match the iconic Flowmaster sound. SPECS Brand Flowmaster Catalytic Converter Included No Emission Code 5 Exhaust Series Outlaw Exit Position Dual Out Rear Heat Shield No Material 409 Stainless Steel Mount Type Uses Factory Hangers Muffler Body Length (in) 5.5 Muffler Color Black Muffler Finish Painted Muffler Inlet Diameter (in) 3 Muffler Inlet Location Centered Muffler Material 409S Stainless Steel Muffler Outlet Diameter (in) 3 Muffler Outlet Location Centered Muffler Overall Length (in) 49.5 Muffler Part Number Kit Only Muffler Quantity 2 Muffler Series Outlaw Muffler Shape Round Muffler Type Reflection Product Type Exhaust System Single Dual Dual Sound Level Aggressive System Type Axle-back Tip Cut Angle Tip Diameter (in) 4 Tip Edge Style Cut Tip Finish Black Ceramic Tip Length (in) 5.25 Tip Logo Embossed Tip Material 304 Stainless Tip Quantity 4 Tip Shape Round Tubing Diameter (in) 3 Tubing Material 409S Stainless Steel UPC 700042038206 California Proposition 65 Chemical Name Chromium (hexavalent compounds) Nickel (Metallic) California Proposition 65 Chemical Name 1 Lead California Proposition 65 Chemical Name 2 Chromium California Proposition 65 Required Yes Part Number 817824 EMISSIONS 5 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. TECH RESOURCES Instructions for # 817824 Warranty for Part# 817824 Fits 2018-2023 Mustang GT 5.0L Coupes & Convertibles with Factory Active Performance Exhaust Valves.