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The shield is bent to fit tightly around the cat and mounted with oversized worm clamps to allow for easy installation
Pressure tested to prevent power robbing boost leaks
The system is finished off with a side exit 4" polished
No CEL (Check Engine Light) guaranteed (on US spec cars)
Borla Axle-Back Exhaust System (11751) 1607 The shield is bent toBorla Touring Axle Back Exhaust System for 2005 2009 Ford Mustang GT 4. 6L V8 2007 2009 Ford Mustang Shelby GT500 5. 4L V8 Supercharged Automatic Manual Transmision Rear Wheel Drive; 2 Door Coupe; Convertible. (11751) Upgrading your factory exhaust system to a Borla stainless steel performance exhaust system with a more efficient and less restrictive design can improve sound (adding more enjoyment driving your vehicle) and increase engine horsepower