Notes: Under 8500 lb GVW;with 8,500 lb Gross Vehicle Weight (GVW);w/2.5" Muffler Inlet; If welded Assy, replace all Reqd parts; Up to 8500 G.V.W.R.;Over 8,500lb GVW; w/2.5" Muffler Inlet; If welded Assy, replace all Reqd parts; Dual Outlet; Reg Duty Muffler.;w/2.5" Muffler Inlet; If Welded Assy, Replace All Reqd Parts
Notes: Under 8500 lb GVW;w/2.5" Muffler Inlet; If welded Assy, replace all Reqd parts; Up to 8500 G.V.W.R; Optional; SoundFX for 22171;w/2.5" Muffler Inlet; If Welded Assy, Replace All Reqd Parts; Optional; SoundFX for 22171
Notes: Under 8500 lb GVW;w/2.5" Muffler Inlet; If welded Assy, replace all Reqd parts; Up to 8500 G.V.W.R; Optional; SoundFX Universal for 22171; Single Outlet Muffler replaces Dual Outlet Muffler. Use pipe designated as "A" tail pipe.;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: Replacement Requires Intermediate Pipe;Under 8500 lb GVW;Over 8500 lb GVW;w/3 Inch Muffler Inlet; Replacement Reqs 44461 or 45344; If welded Assy, replace all Reqd parts; Optional; SoundFX for 22719;w/3 Inch Muffler Inlet; If welded Assy, replace all Reqd parts; Replacement Reqs Intermediate Pipe; Up to 8500 G.V.W.R; Optional; SoundFX for 22719;w/3 Inch Muffler Inlet; Replacement Reqs 44461 or 45344; If welded Assy, replace all Reqd parts; Up to 8500 G.V.W.R; Optional; SoundFX for 22719;w/3 Inch Muffler Inlet; If Welded Assy, Replace All Reqd Parts; Dual Outlet; Optional; SoundFX for 22719
Notes: Over 8500 lb GVW;Under 8500 lb GVW;Replacement Requires Intermediate Pipe;Premium - Limited Lifetime Warranty; w/3 Inch Muffler Inlet; Replacement Reqs 44461 or 45344; If welded Assy, replace all Reqd parts; Up to 8500 G.V.W.R.;Premium - Limited Lifetime Warranty; w/3 Inch Muffler Inlet; Replacement Reqs 44461 or 45344; If welded Assy, replace all Reqd parts.;Premium - Limited Lifetime Warranty; w/3 Inch Muffler Inlet; If welded Assy, replace all Reqd parts; Replacement Reqs Intermediate Pipe; Up to 8500 G.V.W.R.;Premium - Limited Lifetime Warranty; w/3 Inch Muffler Inlet; If Welded Assy, Replace All Reqd Parts; Dual Outlet