Parts & Accessories Spare parts Cutback Roush Sound tone Engine off = Musical Engine running and at speeds = High and excellent The tone has a type of horse whinny and similar sounds The engine is from original Roush and fits without any modifications or reductions on the factory bolts Fits 2015 - 2017 [ I'm sure, God willing ] Was installed on a 2016 GT [ For models from 2018 - 2023, it is likely to fit but it has one large outlet instead of two, and it’s best to confirm before calling ] Price 3600 [ Just so you know, its price on Roush's own site is 4800 "excluding shipping costs ]