- 2-into-1 headers welded to collector and muffler
- Stepped 1-3/4" to 1-7/8" head pipes
- Utilizes an advanced inner collector for maximum performance
- Partial stainless heat shields
- Removable baffle
- Hand TIG welding
- Includes 18 mm O2 sensor ports and 12 mm adapters
- Made in the U.S.A.