15-23 MT-07 R-77 FS SS/CF/CF WORKS/F
- Can accept low-volume sound insert
- Trapezoid shape muffler sleeve to maximize exhaust flow volume
- Straight, single-core baffle
- Not tested for EPA noise levels
- Designed for closed-course competition use only; not for street use
- Marked with appropriate EPA noise emissions labels
- Meet noise level regulations of most worldwide race sanctioning organizations
13700AJ220