3.0" AFM Cat-Back Active Valve (NPP) with Twin 4.5" Polished Pro-Series Tips Xtreme Sound Level (9dB louder & 1dB quieter than Stock)
*CORSA AFM and NPP valve assemblies bolt directly to stock actuator motors and are intended for use on Corvettes with NPP from factory.
The Ultimate Driver’s Exhaust System. Total Control. Incorporating the latest technologies from CORSA Performance, our 4 Valve NPP C8 Corvette exhaust system features valved sound control, paired to our most advanced RSC® No Drone Technology to deliver complete control of the driving experience. Each 4 Valve exhaust system features CORSA’s exclusive cast valve assembly completely redesigned to meet the intense heat needs unique to the C8 Corvette. Valve assemblies mate seamlessly to the stock actuator motors allowing the driver to maintain all C8 driving sound modes without throwing a Check Engine Light. Both Louder (+9 decibels) and quieter (-1 decibel) than the stock system, the C8 Performance exhaust unleashes exhilarating exhaust notes from the 6.2L LT2 engine with the refined driving experience only a CORSA exhaust can provide.
4 Valve System (NPP & AFM) Maintains all Sound Modes +9 decibels Louder / -1 decibel quieter +18 HP & 16 LBS Ft of TQ Custom X-Pipe Design Patented No-Drone, Reflective Sound Cancellation (RSC®) Technology 3.0” 304 Stainless Steel Construction Twin 4.5” Pro Series Tips Lifetime Warranty / 5 Years Valves No CEL Straight-through Design Mandrel Bent All Hardware and Detailed Instructions Included Proudly Manufactured in the USA.
2021 Chevrolet Corvette C8 6.2L V8 Equipped with Factory NPP Option *Integrates directly to Stock AFM Valve Actuator (No Drone during 4Mode) **Requires NPP Valve "Jumper Cable Modification" Call for Details 440-891-0999
2020 Chevrolet Corvette C8 6.2L V8 Equipped with Factory NPP Option *Integrates directly to Stock AFM Valve Actuator (No Drone during 4Mode) **Integrates directly to Stock NPP Valve Actuator
All items will be shipped via Standard Ground Service unless otherwise requested. Many carriers require a physical street address; they will not deliver to a P.O. Box. All freight charges are the customer’s responsibility. Please note that all freight charges quoted are for Standard Ground Service on the price list. We will be happy to quote you charges for other shipping methods. All Items shipped on Friday Next Day Air will be delivered on the following Monday. If you would like Saturday delivery for items shipped on Friday only, please contact us for shipping arrangements. If an item is custom order or on back order, it will ship with the selected shipping service as soon as it is ready. To check if an item is in stock and ready to ship, please call our parts department.
Customers may return new, unused items within 90 days of delivery for a full refund to the original payment method. West Coast Corvette is not responsible for return shipping costs unless it was our error. Please refer to the tables below for return restrictions.
Full refund to original payment method
After 90 Days
10% Restocking fee and store credit
Oversize fees are noted on the product listing. Including but not limited to, wheels, spoilers, splitters, side skirts, any items with initial oversize shipping fees
10% Restocking fee
MGP Calipers, Lloyd mats, Racemesh grills, Speed Lingerie, American Car Craft, Oracle Lighting
Not eligible for return
Used parts, clearance items and parts that have been installed.