81109 This new Flowmaster no resonator kit is for 2015-2017 Ford Mustang GT coupe and convertibles with the 5.0L engine, and is a great way to increase the sound level of your car while making maximum power. These Scavenger Series X-pipe assemblies can be used with the factory rear muffler sections, or with one of our Flowmaster, or Hurst Elite Series axle-back systems. The kit is constructed from 2.50-inch mandrel-bent stainless steel tubing with all hardware included, and is covered by our Lifetime Limited Warranty. Features: Eliminates Factory Resonator for Increase Power and Sound 2.50-inch Mandrel-bent Stainless Steel Construction Dyno Tuned For Maximum Performance Includes Clamps and Hardware Lifetime Limited Warranty Flowmaster Quality 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 Automotive Item Grade High Performance Brand Flowmaster Color Raw/Bare Emission Code 5 Exhaust Pipe Wall Maximum Gauge 16 Heat Shield No Inlet Connection Type Slip-Fit Inlet Diameter (in) 2.25 Material Stainless Steel Mount Type Yes Outlet Connection Type Slip-Fit Outlet Diameter (in) 2.5 Overall Length (in) 47 Product Type Exhaust Accessories Single Dual Dual System Type Exhaust Accessory Tube Diameter 2-1/4 inch UPC 700042032150 California Proposition 65 Chemical Name Chromium (hexavalent compounds) Nickel (Metallic) California Proposition 65 Required Yes Part Number 81109 Instructions for Part# 81109 Warranty for Part# 81109 Fits 2015-2017 Ford Mustang GT Coupe and Convertibles with 5.0L engine.