Description
This listing covers the Kooks 3-Inch GREEN Catted X-Pipe for 1997–2004 Chevrolet Corvette C5 LS1/LS6 5.7L. This crossover section joins the two exhaust paths within the specified system layout. Match both the front joints and rear exhaust interface when planning the installation.
Technical Details
- Manufacturer part number: 21503311.
- Construction material: stainless steel.
- Tubing / connection sizing: 3 inches.
- Catalyst configuration: GREEN.
Fitment and Installation
- Vehicle application: 1997–2004 Chevrolet Corvette C5 LS1/LS6 5.7L.
- Use the compatible Kooks header configuration; verify its collector and joint style before ordering.
- Designed for a full 3-inch downstream exhaust; it does not attach to an OEM-style cat-back.
- The crossover assembly uses three sections.
Before Ordering
Match the exact part number, engine application, header revision and downstream connection. Confirm all adapters, clamps and required companion components before scheduling installation.
Vehicle Applications
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2003 | Chevrolet | Corvette | 50th Anniversary Edition |
| 2003 | Chevrolet | Corvette | 50th Anniversary Edition Pace Car |
| 1997-2004 | Chevrolet | Corvette | Base |
| 1998 | Chevrolet | Corvette | Indianapolis 500 Pace Car |
| 2001-2004 | Chevrolet | Corvette | Z06 |