Reviewed By Nicholas W (Jackson, MS) Reviewed for a
—5/23/2015 12:04 AM
These mufflers give an aggressive deep rich sound as promised..... glad i purchased these mufflers.
Reviewed By Desmond S (HIRAM, GA) Reviewed for a
—10/16/2017 5:23 AM
Great exhaust! I can definitely tell the difference from replacing my 40 series with the Super 40! Same loudness, but slightly deeper tone, a deeper growl! Great pricing!
Reviewed By Jefferson H S (Wheelersburg, OH)
—8/9/2017 10:37 AM
It works excellent on a 660 Kenworth 475 cat