817716 Flowmaster's American Thunder Cat-back exhaust system for the 2015-2016 Dodge Challenger R/T is perfect for the person looking for an aggressive sound level both inside and outside of the car, with all of the performance benefits that you would expect from Flowmaster. This bolt-on Dual Out Rear emissions-legal system for cars with the 5.7L engine features a pair of Super 40 Series mufflers, and dual mandrel bent 2.50" tailpipes for maximum performance. The system is built out of 409S stainless steel and utilizes the original factory exhaust tips. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation. Features: Lifetime Limited Warranty Delta Flow Technology Dyno Tuned For Maximum Performance Stainless Steel Construction 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 RWD Brand Flowmaster Catalytic Converter Included No Clearance Category Exhaust Color Black muffler, natural tubing Emission Code 5 Exhaust Series American Thunder Exit Position Dual Out Rear Heat Shield No Inlet Diameter (in) 2.5 Material 409 Stainless Steel Mount Type Flanged Muffler Part Number Kit Only Muffler Quantity 2 Muffler Series Super 40 Series Muffler Type Welded Baffle Outlet Diameter (in) 2.5 Product Type Exhaust System Shape Oval Single Dual Dual Sound Level Aggressive / Moderate System Type Cat-back Tubing Diameter (in) 2.5 UPC 700042031948 California Proposition 65 Chemical Name Chromium (hexavalent compounds) Nickel (Metallic) California Proposition 65 Required Yes Instructions for Part# 817716 Warranty for Part# 817716 Dyno Sheet for Part # 817716 Fits 2015-2016 Dodge Challenger R/T with 5.7L Hemi engine.