Corsa Performance 21086 Tack Axle-Back Exhaust System for 15-17 Mustang

3.0" Axle-Back Dual Rear Track Series Exhaust System Made for the track, not your neighbors. CORSA Performance Track Series Mustang GT axle back exhaust systems are designed exclusively to eliminate restrictions, maximize weight savings, and bring the noise. Each system features 3.0" 304 stainless steel construction and eliminates the mufflers to maximize sound and weight savings(26lbs less than stock). CORSA's Loudest Muffler Delete Exhaust Offering Characterized by aggressive cold starts and head turning volume under acceleration 304 Stainless Steel Construction Free flowing mandrel bends maximize airflow and performance Aggressive Sound (26 decibels louder than stock)