Home/2005-10 Mustang Cat-Back Exhaust Flowmaster FlowFX Axleback, 4" black tips, 2005-2010 Mustang GT, GT500 $438.67 Xforce SMARTBOX Varex Muffler ECU Upgrade module $574.03 Bassani Street Race axle back, 2005-09 Mustang GT, GT500 $763.39 Magnaflow Cat-back exhaust system, 2.5 stainless, 2005-09 Mustang, GT500 $1,072.13 Magnaflow Magnapack 3 exhaust system, 2005-09 Mustang GT and GT500 $1,264.05 Bassani Street Race axle back, 2010 Mustang GT $793.61 Magnaflow Competition/Magnapak Catback exhaust system, 2005-09 Mustang $1,156.53 Bassani X-pipe w/ cats, 2005-2010 Mustang GT $1,053.83 Magnaflow Axle back exhaust, 2010 Mustang GT, stainless $946.96 Magnaflow X-pipe with cats, 2005-09 Mustang $1,057.09 Bassani Quiet Thunder Axle Back, 2005-09 Mustang GT, 4 rolled tips $841.93 Roush Extreme Cat-Back exhaust, 2005-2009 Mustang GT / GT500 $1,103.99 Xforce Axle-Back Varex Mufflers, 2005-10 Ford Mustang GT, 2007-10 GT500 $1,359.54 Cervini's Eleanor Side Exhaust, 2005-09 Mustang GT Coupe , incl/ rear valence $2,656.48 Cervini's 2005-09 Mustang V6 Coupe Side Exhaust $2,869.00 Cervini's Eleanor Side Exhaust, 2005-09 Mustang Vert, incl/ rear valence $3,240.62 Cervini's 2005-09 Mustang V6 Convertible Side Exhaust $3,214.35