Manufacturer Part #: ?
Application: Chevy Cobalt 2.2L
- 4-1 Design for maximum flow
- True bolt-on design with no welding required during installation
- Heavy 3/8" flanges
- All stainless steel construction
- Includes heavy .90" think header-to-engine gaskets and header-to-downpipe gaskets.
- Header weighs 8.8lbs vs the stock 12.2 lbs