CORSA's patented Reflective Sound Cancellation (RSC) technology, the system creates an enhanced aggressive sound at idle and during acceleration, with whisper-quiet, resonance-free cruising at highway speeds. The result: A "tuned" performance sound.

• Straight-through, nonrestrictive design, specifically tuned for the 2005-08 Mustang GT/Shelby GT 500.
• Flow bench-tested 43% gain in exhaust flow vs. stock system.
• 304 stainless steel construction, crafted with pride and precision in the USA.
• Handcrafted, polished stainless steel single Pro-Series 4.0" tips for enhanced vehicle appearance.
• Direct bolt-on installation to factory X-pipe; no cutting or welding required.
• Includes all necessary hardware and detailed color installation guide with photographs.
• 50-state emissions legal.
• Limited LIFETIME WARRANTY for as long as you own your Mustang/Shelby GT.
• CORSA exhaust systems are not warranted to meet any specific local, state or federal noise ordinances. Please check applicable laws before installing.