BESTfit 5 Inch OD Upper Exhaust Clamp Assembly with Poly Mount Replaces M161033005, M161033001 For Peterbilt 388 & 389

01-08000001 - BESTfit Peterbilt Poly Exhaust Clamp Assy Mount * High Quality Exhaust Clamp Assembly Mount * Includes - Exhaust Bushing Kit Poly - Exhaust Mount * 5.0 Inch Stack * Sold Individually * Warranty On Exhaust Clamp Assembly Mounts Against Defects In Workmanship & Material From Date Of Purchase *** High Quality Aftermarket Replacement Part (Not OEM)*** * Replaces OE Numbers M161033005 And M161033001