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The Corsa 21103 3-inch Valved Cat-Back Exhaust with 4.5-inch Polished Quad Tips establishes the pinnacle of tunable performance and sound control for 2020–2025 Chevrolet Corvette C8 Stingray models equipped with factory NPP, delivering dyno-proven +18 hp and +16 lb-ft torque gains through mandrel-bent 304 stainless steel construction that maximizes flow while retaining dual NPP valves for seamless volume adjustment without drone or CEL, outperforming restrictive OEM setups or non-valved aftermarket systems in throttle response and exhaust harmony. Designed to delete the stock AFM valve while preserving actuator integration, this system offers Xtreme sound levels that roar aggressively under full throttle yet whisper quietly in touring mode, with RSC No Drone Technology ensuring cabin comfort during highway cruises or city drives. The quad
Key Features
- 3-Inch Mandrel-Bent 304 Stainless: Ensures unrestricted flow for maximum power and torque delivery
- Retained NPP Dual Valves: Integrates with factory actuators for quiet/loud modes without CEL
- AFM Valve Delete: Actuator jumper prevents errors while optimizing exhaust geometry
- 4.5-Inch Polished Quad Tips: Angled outlets enhance aesthetics and heat dissipation
- RSC No Drone Technology: Eliminates resonance in all modes for comfortable cruising
- Cast Valve Assemblies: Redesigned for C8 heat resistance with lifetime durability
- USA-Made Construction: Robot-welded with lifetime warranty for track and street
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 2020-2023 | Chevrolet | Corvette | Stingray |
| 2025 | Chevrolet | Corvette | Stingray |
Specifications
| Manufacturer | CORSA Performance |
|---|---|
| Manufacturer Part Number | 21103 |
| Product Type | Catback |
| Fitment Type | Vehicle specific |
What's Included
- One new CORSA Performance cat-back exhaust system in the exact configuration identified by part number 21103
- Hardware and accessories only when supplied for this exact part number
About CORSA Performance
CORSA Performance develops vehicle-specific and universal intake and exhaust components with an emphasis on application-specific engineering, durable materials, controlled sound, and precise fit. Product configuration and installation requirements remain exact-part-number specific.
Related CORSA Performance Products
- Corsa 2020 Corvette C8 3in Valved Cat-Back 4.5in Pol Quad Tips - Fits Factory Perf Exhaust w/ AFM
- Corsa 20-22 Corvette C8 3in Valved Cat-Back 4.5in Blk Quad Tips - Fits Factory NPP Exhaust w/ AFM
- Corsa 2020 Corvette C8 3in Valved Cat-Back 4.5in Blk Quad Tips - Fits Factory Perf Exhaust w/ AFM
Browse the CORSA Performance collection for related exhaust, intake, and engine-bay upgrades.
Frequently Asked Questions
Will this CORSA product fit my 2020-2023 Chevrolet Corvette?
That vehicle range is listed, but confirm the exact manufacturer part number, trim, cab or body style, factory exhaust or intake configuration, and every application note before ordering.
How should I choose the correct CORSA exhaust configuration?
Compare sound level, pipe diameter, exit location, tip finish, factory valve or active-exhaust requirements, cab and bed or body configuration, and the exact part number.
Does this CORSA exhaust require professional installation?
Vehicle-specific systems are generally bolt-on when the exact application matches. Universal components can require cutting and welding. Professional installation helps ensure alignment, clearance, sealing, and correct clamp torque.
Installation Instructions
Follow CORSA and vehicle service instructions. Support the vehicle safely, allow the exhaust to cool, verify all hangers and clearances, align the system before final tightening, check for leaks, and recheck clamp torque after the first heat cycle.
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