Quality Roush Construction. Constructed from 409 stainless steel for a durable long life, the Roush axle-back exhaust system features two unique chambered mufflers with 304 stainless steel 4" tips. The 4" tips are finished with a new chrome flashing process that is resistant to discoloration due to exhaust heat.
Application. This Roush Performance Axle-Back exhaust system will fit the 2011-2013 GT & 2011-2012 GT500 Mustangs with either the stock factory GT rear valance or the Roush rear valance.
Mustang Fitment: 2011, 2012, 2013 Details >>