Borla 11985BC S-Type Axle-Back Exhaust System Mustang GT - 2015-2023 5.0L

The Borla 11985BC is a premium 2.5-inch diameter axle-back exhaust system engineered specifically for 2015-2023 Ford Mustang GT 5.0L models equipped with Active Valve Performance Exhaust. This system fits both coupe and convertible variants and delivers the renowned S-Type sound level with no interior drone.

Polyphonic Harmonizer Technology:

The muffler incorporates Borla's patented Polyphonic Harmonizer technology, utilizing pipes of varying diameters and lengths to create multiple exhaust notes that blend harmoniously. The result is a clean, rich, full-bodied exhaust tone that sets your Mustang apart.

Key Features:

• Premium T-304 stainless steel construction throughout for maximum durability and corrosion resistance
• 4-inch black chrome on T-304 stainless steel tips for an aggressive appearance
• Straight-through and patented multi-core design unleashes hidden horsepower
• Ultra-smooth mandrel bends maximize exhaust flow and power gains
• Precision CNC manufacturing ensures perfect fitment
• Increased exhaust velocity improves power, throttle response, and fuel economy
• Million-Mile Warranty backed by Borla's decades of performance expertise

Maintenance Note: Clean black chrome tips with hot water and a microfiber cloth only. Do not use Borla Stainless Steel Polish #21461 or other polishing compounds on the black chrome finish.

Borla's multi-core technology and superior T-304 stainless steel construction (not inferior 409 series steel) deliver unmatched performance, longevity, and the distinctive Borla Sound of Power that enthusiasts demand.