View 1 Photo View 0 Videos 2006 GMC W4500 Muffler Recently Updated $250 USD Muffler Exhaust Assembly, Good Condition. Call DTI Trucks for more information and a shipping quote. ConditionUsedFits To Make(s)GMCFits To Model(s)W4500Stock Number75640 MLS Number13747641CategoryMufflers Last Updated5/14/2026 LocationWheat Ridge, CO, US Sold ByDTI Truck Parts (833) 614-___ SHOWNUMBERCall Seller Email Seller Save More Info