
CORSA 21011 Sport Axle-Back Exhaust for C6 Corvette
The CORSA 21011 Sport axle-back exhaust is designed for the 2008–2013 Chevrolet Corvette C6 equipped with the 6.2L LS3 engine. This axle-back replaces the factory rear exhaust section with a 2.5-inch dual rear-exit configuration and finishes with quad 4.5-inch polished Pro-Series tips for a bold but refined rear appearance.
CORSA 21011 Product Details
- Axle-back exhaust system engineered for the C6 Corvette LS3 platform
- 2.5-inch mandrel-bent axle-back piping
- Dual rear exit exhaust configuration
- Quad 4.5-inch polished Pro-Series tips (dual-wall, slash-cut)
- Sport sound level for a balanced exhaust tone
- Direct-fit design using factory rear exhaust mounting locations
Why CORSA Leads…
- Vehicle-specific axle-back designs tuned for Corvette exhaust routing
- Sport sound profile engineered for daily drivability
- Precision tip placement for factory-correct rear alignment
- Manufactured in the USA and backed by a limited lifetime warranty
- Trusted by Corvette owners seeking sound without cabin drone
Benefits
- Deeper exhaust tone compared to stock without excessive volume
- Improved exhaust flow for sharper throttle response
- Comfortable cruising with increased presence under acceleration
- Large polished tips enhance the rear appearance of the C6
What to Expect After Installation
On an LS3 C6 Corvette, expect a deeper startup tone, a smooth and controlled exhaust note during cruising, and a noticeable increase in sound under throttle. Many owners choose the Sport sound level when they want an upgrade that stays enjoyable on long drives.
Technical Specifications
- System type: Axle-back
- Pipe diameter: 2.5 inches
- Exit style: Dual rear
- Tip configuration: Quad
- Tip size: 4.5 inches
- Tip finish: Polished Pro-Series
- Sound level: Sport
Installation Overview
This axle-back exhaust installs directly in place of the factory rear section. Installation involves lifting the vehicle, removing the stock axle-back, aligning the CORSA system, and tightening all connections. No cutting or welding is required.
Corvette Compatibility
- This fits the 2008–2013 Chevrolet Corvette C6 (6.2L LS3) exactly.
- Manual and automatic transmissions
- Coupe and Convertible models
Cross-Compatibility & Related Fitment
- Does not fit C6 Z06 models with the 7.0L LS7 engine
- Does not fit C6 ZR1 models with the 6.2L LS9 engine
- Does not fit 2005–2007 C6 models with the 6.0L LS2 engine
Testimonials
“Perfect balance for a daily-driven C6. Noticeably better sound than stock without being over the top.”
Custom Corvette Accessories is enthusiast-run, focused on correct fitment, fast nationwide shipping, and real-world Corvette ownership support.
If you want a refined axle-back exhaust that fits the LS3 C6 correctly and delivers CORSA’s Sport sound with large polished tips, the CORSA 21011 Sport axle-back is an excellent upgrade for 2008–2013 C6 Corvette owners.

Vehicle Fitment & Specifications
| Generation: | C6 |
| Model Years: | 2008 - 2013 |
| Trim Level: | Base, Grand Sport |
| Engine Code: | LS3 |
| Transmission Type: | Manual, Automatic |
| Intended Use: | Street |
Installation Instructions
Download PDF Installation InstructionsShipping Information
| Item Weight: | 31.9 lbs |
| Boxed Weight: | 47.5 lbs |
| Box Size: | 52.9 x 19 x 12.7 |