Corsa 21106BLK 3.0 Inch Muffler Delete Cat-Back Exhaust System with NPP and AFM Valves Black Tips

The Corsa Performance 21106BLK is a 3.0-inch muffler delete cat-back exhaust system engineered specifically for NPP-equipped Corvette C8 models. This high-performance exhaust system combines aggressive sound output with functional valve technology to eliminate restrictions, maximize weight savings, and resolve check engine light issues commonly associated with aftermarket exhausts.

Performance Features:

• Produces up to 18 horsepower and 16 lb-ft of torque gains, verified through dyno testing
• Features 3.0-inch mandrel-bent piping for maximum airflow and performance
• Reduces weight by approximately 20 pounds compared to factory exhaust
• Delivers aggressive sound approximately 15 decibels louder than stock
• Quad 4.5-inch Pro-Series black PVD tips with slash-cut design

Valve Technology:

• Retains factory NPP (Performance Exhaust) valve functionality for sound control
• Maintains C8 AFM (Active Fuel Management) valve to eliminate multi-displacement flutter at cruise
• Custom-engineered cast valve assemblies designed for C8 high-heat conditions
• Bolts directly to stock actuator motors without CEL issues
• Allows complete control of exhaust sound through factory driving modes

Construction and Quality:

• Premium T-304 stainless steel construction throughout
• Dual-in, quad-out split rear configuration
• Straight-through muffler delete design for unrestricted flow
• All necessary hardware and detailed installation instructions included
• Proudly manufactured in Berea, Ohio, USA
• Lifetime warranty on exhaust components, 5-year warranty on valve assemblies

This system is ideal for C8 Corvette owners seeking the loudest exhaust combination Corsa offers while maintaining valve control and eliminating the unpleasant resonance from Active Fuel Management during cruise. Professional installation is recommended, and some vehicles may require GM valve relearn sequence per GM Document ID 5406413.