An upper exhaust clamp assembly designed for a < cite index="27-1">5.0-inch stack, fitting Peterbilt 388 and 389 models,</cite> used to secure the exhaust stack pipe in place on the cab or frame mount. < cite index="23-1">It includes the M136001K bushing and M13109 mount components as part of the assembly.</cite> It's cross-referenced to Peterbilt OEM part M16-1033-005.
