Exhaust question???

[Grizzly]

Ok finally!
A spool pipe or section in exhaust…
reduce the high pitch, harsh tones that can be found in a diesel exhaust with this quality Exhaust Muffler Insert. Fit snugly into the base of a stack, it can reduce exhaust noise by 10 to 12 decibels. The insert is 39 inches long and can be used on either a single or dual stack.

* High Quality Exhaust Muffler
* Drive In Quiet Spool Insert
* 39 Inch Length
* Reduces Exhaust Noise Levels By 10 - 12 Decibels
* Free Flow Design
* Can be Used on Either Single Or Dual Stacks
* Not For Use With DPF Systems