Corsa 3.0" Cat-Back Exhaust with Valve & Muffler Delete and 4.5" Polished Carbon Fiber Tips (21105CF-1) - 2020-2026 Chevrolet Corvette C8 with Factory NPP
Give your 2020-2026 Chevrolet Corvette C8 a significantly more aggressive exhaust note with the Corsa 3.0" Cat-Back Exhaust with Valve & Muffler Delete and polished carbon fiber tips. Designed specifically for C8 Corvettes originally equipped with the factory NPP option, the 21105CF-1 combines a full 3.0" Cat-Back configuration with a 21 lb weight reduction, an exhaust note rated 13 decibels louder than stock, and quad 4.5" carbon fiber exhaust tips with polished accents.
This configuration is built for C8 owners looking for a more aggressive approach to the naturally aspirated 6.2L LT2 exhaust. The Valve & Muffler Delete design prioritizes increased exhaust volume and reduced weight, while the carbon fiber tips add a premium, performance-focused appearance to the Corvette's center-exit exhaust layout.
Valve & Muffler Delete Configuration
The Corsa 21105CF-1 is specifically identified as the Valve & Muffler Delete configuration for the C8 Corvette. This design is focused on delivering substantially more exhaust presence while reducing weight compared with the factory exhaust system.
The result is one of the more aggressive configurations in this Corsa C8 exhaust family. With a 13 dB increase in sound and 21 lb reduction in weight, the 21105CF-1 is designed for Corvette owners who want the LT2 V8 to become a much more prominent part of the driving experience.
13 dB Louder Than Stock
Corsa rates the 21105CF-1 at 13 decibels louder than the stock exhaust. This substantial increase in volume allows considerably more of the 6.2L LT2's naturally aspirated V8 character to come through, giving the C8 a more commanding exhaust note.
While Corsa's general NPP exhaust information describes systems capable of operating both louder and quieter than stock, the specific specifications supplied for part number 21105CF rate this Valve & Muffler Delete configuration at 13 dB louder than stock. The part-specific sound rating takes precedence for this product.
Bring Out the Sound of the 6.2L LT2
The naturally aspirated 6.2L LT2 is a defining part of the C8 Corvette experience, and the 21105CF-1 is designed to make its exhaust note significantly more prominent. The combination of the 3.0" Cat-Back system and Valve & Muffler Delete configuration creates a dramatic change from the factory exhaust sound.
For drivers looking for an exhaust that prioritizes aggressive volume rather than a subtle increase over stock, the 13 dB increase makes the 21105CF-1 a particularly aggressive option within Corsa's C8 exhaust lineup.
21 LB Weight Savings
The Corsa 21105CF-1 also provides a substantial reduction in exhaust weight. The system removes 21 lbs compared with the stock exhaust, reducing unnecessary mass while simultaneously increasing exhaust volume.
Weight reduction is a meaningful advantage on a performance platform such as the C8 Corvette. Combining a 21 lb weight savings with a dramatically more aggressive exhaust note gives the 21105CF-1 functional benefits in addition to its carbon fiber styling.
3.0" Cat-Back Exhaust Design
The Corsa 21105CF-1 uses a complete 3.0" Cat-Back configuration designed around the packaging requirements of the mid-engine C8 Corvette. The system features a dual rear exit and terminates in the Corvette's distinctive center-mounted quad-tip exhaust layout.
The combination of 3.0" exhaust piping, the Valve & Muffler Delete configuration, reduced weight, and aggressive sound creates a comprehensive upgrade for C8 owners seeking a more performance-focused exhaust experience.
Quad 4.5" Polished Carbon Fiber Tips
The 21105CF-1 adds a premium visual upgrade with four large 4.5" carbon fiber exhaust tips featuring polished accents. Twin tips are positioned at each rear exit for a total of four outlets, retaining the C8's signature quad-tip arrangement while giving the rear of the Corvette a more exotic appearance.
The carbon fiber tips feature dual-wall construction with a straight-cut profile. The combination of carbon fiber construction and polished detailing complements the high-performance styling and exotic proportions of the mid-engine C8.
Developed for Factory NPP C8 Applications
The Corsa 21105CF-1 is intended for 2020-2026 Chevrolet Corvette C8 models originally equipped with the Factory NPP option. Correct factory exhaust configuration is important when selecting a Corsa C8 system because Corsa offers different exhaust configurations for NPP and non-NPP vehicles.
Corsa's broader C8 NPP exhaust development includes exclusive cast valve assemblies completely redesigned to handle the intense heat requirements unique to the mid-engine Corvette. Corsa AFM and NPP valve assemblies are engineered to bolt directly to factory actuator motors on applicable valved configurations. This specific 21105CF-1 product, however, is identified as the Valve & Muffler Delete configuration.
Important RSC Technology Notice
Although Corsa's general C8 NPP exhaust information references its advanced RSC No Drone Technology, the specific application information supplied for part number 21105CF explicitly states that this system does NOT contain Corsa Performance No Drone RSC Technology.
The part-specific information takes precedence for the 21105CF-1. This exhaust should not be represented as containing Corsa Performance No Drone RSC Technology.
4-Cylinder Mode Resonance
Corsa specifically notes that 4-cylinder mode may exhibit light resonant frequencies with part number 21105CF and the other affected exhaust configurations in this family. This characteristic should be considered by drivers who regularly operate their C8 in 4-cylinder economy mode.
The 21105CF-1 is best suited to drivers prioritizing its aggressive 13 dB increase in sound, 21 lb weight reduction, Valve & Muffler Delete configuration, and premium carbon fiber appearance rather than the resonance-control characteristics associated with Corsa RSC-equipped exhaust systems.
Professional Installation Recommended
Corsa recommends that installation of its C8 Corvette exhaust systems be performed by a professional. Proper installation is particularly important on the C8 due to the vehicle's factory exhaust controls and the possibility that a GM valve relearn procedure may be required following installation.
GM Valve Relearn May Be Required
Due to GM factory tolerances, some C8 exhaust systems may require a GM valve relearn sequence following installation to mitigate a Check Engine Light. When required, the valves should be recalibrated according to GM Document ID 5406413.
Refer to the Corsa installation instructions for complete installation information and additional details regarding the GM valve relearn procedure.
Features
- Designed for 2020-2026 Chevrolet Corvette C8 models originally equipped with Factory NPP
- Designed for the naturally aspirated 6.2L LT2 V8
- Valve & Muffler Delete configuration
- 3.0" Cat-Back exhaust system
- 13 decibels louder than the stock exhaust
- 21 lb weight savings compared with the stock exhaust system
- Dual rear exit configuration
- Quad-tip exhaust layout
- Twin exhaust tips at each rear exit
- Four total exhaust outlets
- 4.5" carbon fiber exhaust tips with polished accents
- Dual-wall carbon fiber tip construction
- Straight-cut tip design
- Developed for C8 applications originally equipped with Factory NPP
- Does NOT contain Corsa Performance No Drone RSC Technology according to the supplied part-specific information
- 4-cylinder mode may exhibit light resonant frequencies
- Professional installation recommended by Corsa
- Some C8 applications may require a GM valve relearn sequence following installation
Fitment
- 2020 Chevrolet Corvette C8 6.2L V8 Coupe with Factory NPP
- 2020 Chevrolet Corvette C8 6.2L V8 Convertible/HTC with Factory NPP
- 2021 Chevrolet Corvette C8 6.2L V8 Coupe with Factory NPP
- 2021 Chevrolet Corvette C8 6.2L V8 Convertible/HTC with Factory NPP
- 2022 Chevrolet Corvette C8 6.2L V8 Coupe with Factory NPP
- 2022 Chevrolet Corvette C8 6.2L V8 Convertible/HTC with Factory NPP
- 2023 Chevrolet Corvette C8 6.2L V8 Coupe with Factory NPP
- 2023 Chevrolet Corvette C8 6.2L V8 Convertible/HTC with Factory NPP
- 2024 Chevrolet Corvette C8 6.2L V8 Coupe with Factory NPP
- 2024 Chevrolet Corvette C8 6.2L V8 Convertible/HTC with Factory NPP
- 2025 Chevrolet Corvette C8 6.2L V8 Coupe with Factory NPP
- 2025 Chevrolet Corvette C8 6.2L V8 Convertible/HTC with Factory NPP
- 2026 Chevrolet Corvette C8 6.2L V8 Coupe with Factory NPP
- 2026 Chevrolet Corvette C8 6.2L V8 Convertible/HTC with Factory NPP
Fitment Notes
- Intended for Chevrolet Corvette C8 models originally equipped with the Factory NPP option.
- This specific 21105CF-1 product is identified as the Valve & Muffler Delete configuration.
- Corsa recommends professional installation.
- Due to GM factory tolerances, some C8 exhaust systems may require a GM valve relearn sequence to mitigate a Check Engine Light.
- When required, valves should be recalibrated according to GM Document ID 5406413.
- Refer to the Corsa installation instructions for additional valve relearn information.
- The supplied part-specific information states that this system does NOT contain Corsa Performance No Drone RSC Technology.
- 4-cylinder mode may exhibit light resonant frequencies.
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
