17275 The Force II® system is for the person who is looking for a complete Cat-back dual exhaust system with a milder exhaust tone. With easy fit in mind, this exhaust system features 2.50-inch mandrel-bent aluminized steel tubing and a pair of Super 40® Series mufflers for a mild but deep tone. The custom dual tailpipes are finished off with polished stainless steel tips and gives your car the look of a true dual exhaust system that mimics the look of a Mustang GT. The Force II system delivers a moderate exterior tone and mild to moderate interior tone. 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 an easy installation you can do at home. Notes: Fits both coupes and convertibles. Features: Includes Hangers and Hardware for an Easy Installation Connects After Factory Catalytic Converter Uses the Factory Hanger Locations Full Aluminized Steel Construction Polished 304 Stainless Steel Tips Moderate Exterior Exhaust Tone Mandrel-bent 16 Gauge Tubing Scavenger Y-pipe Assembly Super 40 Series Mufflers 3-year 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 2WD/4WD 2WD Brand Flowmaster Emission Code 5 Exhaust Series Force II Exit Position Dual Out Rear Heat Shield No Inlet Diameter (in) 2.5 Material Aluminized Steel Muffler Part Number Kit Only Muffler Quantity 2 Muffler Series Super 40 Series Outlet Diameter (in) 2.5 Product Type Exhaust System Single Dual Dual Sound Level Moderate System Type Cat-back Tip Diameter (in) 3 Tip Quantity 2 Tubing Diameter (in) 2.5 UPC 700042017416 California Proposition 65 Chemical Name Chromium (hexavalent compounds) Nickel (Metallic) California Proposition 65 Required Yes Part Number 17275 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 Part# 17275 Warranty for Part# 17275 Fits 1999-2004 Ford Mustang LX with a 3.8L engine. Fits both coupes and convertibles.