BESTfit 5 OD X 4 ID X 8 Inch Aluminized Exhaust Adapter Reducer- 37-5040

09-0801543 - BESTfit Exhaust Reducer Replaces 37-5040 * High Quality Exhaust Reducer * Made Of Aluminized Steel * 5 Inch O.D. - 4 Inch I.D. * Sold Individually * Warranty On Exhaust Reducers Against Defects In Workmanship & Material From Date Of Purchase *** High Quality Aftermarket Replacement Part (Not OEM)*** ** Replaces Dynaflex Number 37-5040