Borla Axle-Back Exhaust for 5.0L Mustang GT 2.5" Diameter with Polyphonic Har...

Borla Axle-Back Exhaust for 5.0L Mustang GT — 2.5" with Polyphonic Harmonizer Upgrade your Mustang GT with a race-proven axle-back exhaust engineered for the 5.0L Mustang GT with Active Valve Performance Exhaust. Borla’s 2.5" straight-through design and patented Polyphonic Harmonizer deliver a rich, layered sound without in-cabin drone. Key Features Polyphonic Harmonizer : Multi-diameter, multi-length cores create harmonized exhaust notes for a full-bodied, clean tone. Premium materials : T-304 stainless steel construction resists corrosion and outperforms T-400 series competitors. 4" black chrome tips : Eye-catching finish on durable tips (note: do NOT use Borla Stainless Steel Polish p#21461; clean with hot water and a microfiber cloth). Performance gains : Increased exhaust velocity and reduced backpressure for improved horsepower, throttle response and fuel efficiency. Precision fit : CNC manufacturing and ultra-smooth mandrel bends ensure maximum flow and exact fit for coupe and convertible models. Warranty : Backed by Borla’s Million-Mile Warranty for long-term reliability. Why Choose This System Delivering the distinctive Borla Sound of Power, this axle-back exhaust combines advanced acoustics, race-ready construction and a refined appearance. Ideal for enthusiasts seeking aggressive sound, enhanced performance and a factory-quality fit for their Mustang GT.