Borla Axle-Back Exhaust System - S-Type Classic (11744) StillenShipping_125 this system works with the

this system works with the OEM valve system to deliver enhanced sound characteristics controlled by the ECU valve

The main shield is part of the intake assembly as above

Ground-Shaking Performance Advanced Technology

Monster Trucks

Diffuser acts as an expansion chamber to manage the air as it exits from underneath the car

Borla Axle-Back Exhaust System - S-Type Classic (11744) StillenShipping_125 this system works with theBorla S Type 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 Transmission Rear Wheel Drive; 2 Door Coupe; Convertible (11744) 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