Quick view Roush ROUSH 2015-2017 Ford Mustang ACTIVE Exhaust Upgrade Kit (Requires ACTIVE-READY Exhuast Kit) - 421926 Compare $1,749.99 Convert your ROUSH Quad Tip exhaust to a full Active exhaust and take control of your Exhaust note. Our Active Exhaust upgrade kit makes any 2015-2023 Active Ready quad-tip exhaust system into an active exhaust that allows you to tune your exhaust note... Add to Cart Add to Cart
