FEATURES

• Straight-through, nonrestrictive design specifically tuned for the Sierra Denali.
• Flow bench-tested 21% gain in exhaust flow (Side Exit System) vs. stock muffler.
• Premium stainless steel construction, crafted with pride and precision in the USA.
• Patented CORSA Reflective Sound Cancellation™ Technology.
• Handcrafted and brilliantly polished Pro-Series 4.0" tips for enhanced vehicle appearance.
• No welding required; Bolt-on installation.
• Includes hardware and illustrated installation guide.
• 50-state emissions legal.
• Touring System (Side & Dual Under the Bumper) complies with 95 dB requirement when tested in accordance with SAE test procedure, J1169 (May 1998).
• Limited LIFETIME WARRANTY for as long as you own your vehicle.
• CORSA exhaust systems are not warranted to meet any specific local, state or federal noise ordinances. Please check applicable laws before installing.

Side Exit System

Dual Under the Bumper System