CORSA Performance Axle Back 14776 CORSA's Patented Reflective Sound Cancellation(R) (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, styled specifically to fit the personality of your vehicle. Each system is designed to increase vehicle performance, deliver an AGGRESSIVE SOUND under acceleration and a DRONE-FREE EXPERIENCE during cruise. CORSA's innovative Valved Exhaust System allows drivers to customize their driving experience using Dual-Mode NPP. Performance gains are not affected by sound choice. Valve-Back w Dual Mode NPP 2.75in. Valve-Back w Dual Mode NPP; Dual Rear Exit with Quad 4.5in. Polished Pro-Series Tips Corsa 2014-2019 Chevrolet Corvette C7 6.2L 2.75in Xtreme Valve-Back w/ Dual NPP

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