Make your Avalanche sound great with this Corsa Sport exhaust system.

• Straight-through, 3" non-restrictive design specifically tuned for the vehicle.
• Flow bench-tested 89% gain in exhaust flow vs. stock muffler.
• All 304L stainless steel construction, crafted with pride and precision in the USA.
• Patented CORSA Reflective Sound Cancellation™ Technology.
• Single rear exit with handcrafted Twin Pro-Series 4.0" tip for enhanced vehicle appearance.
• No welding required; Bolt-on installation.
• Includes hardware and illustrated installation guide.
• 50-state emissions legal.
• Touring system 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.
• Tuned to work in 4-cylinder and 8-cylinder mode with Active Fuel Management.
• Sport system is more aggressive sounding than Touring system

Corsa PT# 14246 - Corsa Sport Single Side Exit (Twin 4" Pro Series) - 2007+ Avalanche