Notes: Over 8500 lb GVW;w/2.5" Muffler Inlet; If Welded Assy, Replace All Reqd Parts; Optional; SoundFX Universal for 22171; Single Outlet Muffler replaces Dual Outlet Muffler. Use pipe designated as "A" tail pipe.
Notes: Over 8500 lb GVW;w/3 Inch Muffler Inlet; If welded Assy, replace all Reqd parts; Replacement Reqs Intermediate Pipe; Optional; SoundFX for 22719