Mack Truck Parts
Find top-quality Mack truck parts at 4 State Trucks. Upgrade your rig with OE replacements and aftermarket solutions to ensure peak performance and durability. From bumpers and engine parts to fenders, you'll discover everything needed to keep your truck in prime condition. Hit the road confidently with reliable replacement Mack Truck parts.
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8-5 Inch X 36 Inch Chrome West Coast Turnout Top Stack
LINCOLN CHROME
$544.998-5 Inch X 36 Inch Chrome West Coast Turnout Top Stack * High Quality Top Stack* Chrome Plated Steel* 8 Inch Reduced* 36 Inch Tall* 5 Inch O.D. * Sold Individually * Warranty On Top Stack Against Defects In Workmanship & Material From Date Of Purchase***...$544.99 -
7-5 OD X 84 Inch Chrome Stack W/ West Coast Turnout
LINCOLN CHROME
$692.997-5 Inch X 84 Inch West Coast Turn Out Exhaust Stack * High Quality Exhaust Stack* Chrome-Plated Steel * 7-5 Inch OD* 84 Inches / 8 Foot Overall Length* Bottom Of Stack Reduces To 5 Inch OD* Turn Out Top* Sold Individually* Warranty On Exhaust Stacks...$692.99 -
1.6MM X 22.25MM DPF Clamp Replaces 21445458 For D13, D16 & MP8 Engines
DAYTON / DORMAN
$98.93Diesel Particulate Filter Exhaust Clamp * High Quality DPF Exhaust Clamp* Manual Adjustment * 1.6 Mm Band Material Thickness* 22.25 Mm Band Width* Bolt Clamping * Natural Color* Stainless Steel Material* 356 Mm Maximum Diameter* 346 Mm Minimum Diameter*...$98.93 -
Heavy Duty Diesel Oxidation Catalyst - Replaces 21850643
DAYTON / DORMAN
$3,496.99Heavy Duty Diesel Oxidation Catalyst * High Quality Diesel Oxidation Catalyst* Includes:- 1 Diesel Oxidation Filter- 2 Gaskets* Natural Color* Regular Grade * Sold Individually* Warranty On Diesel Oxidation Catalyst Against Defects In Workmanship &...$3,496.99 -
13.9 X 20 Inch Heavy Duty DPF & Gaskets - Replaces 20864558, 21905492 & 85001367
DAYTON / DORMAN
$3,206.99Heavy Duty Diesel Particulate Filter * High Quality Diesel Particulate Filter* Includes:- 1 Diesel Particulate Filter- 2 Gaskets* 20 Inch Body Height* 13.9 Inch Body Length* Stainless Steel Body Material* 17 Inch Body Width* Standard Grade * Inlet Gasket...$3,206.99 -
Chrome 8 To 5 Inch OD West Coast Curve Exhaust Stack - 108 Inch Long
LINCOLN CHROME
$1,011.99108 Inch Long Chrome Exhaust Stack W/ Curve Top * High Quality Exhaust Stack* West Coast Curve * 8 Inch Diameter X 108 Length * Reduced To 5 Inch OD* Sold Individually* Warranty On Exhaust Stack Against Defects In Workmanship & Material From Date Of...$1,011.99 -
Chrome Plated Stainless Steel 48 Inch Heat Shield W/ 8 Inch 180 Degree Vertical Slots 8 Inch OD Pipes
LINCOLN CHROME
$372.9948 Inch Chrome Plated Heat Shield For 8 Inch OD Pipes * High Quality Heat Shield* Chrome Plated Stainless Steel* 8 Inch * 180 Degree Vertical Slots * 48 Inches Long* Mounting Clamps Not Included - 2 Required - Sold Separately* Sold Individually* Warranty...$372.99 -
Heat Shield Clamp, 7 Inch For 180 Degree Heat Shield
BESTFIT TRUCK PARTS
$18.557 Inch Heat Shield ClampMount a 180 degree heat shield on a 7 inch diameter exhaust or muffler pipe with this quality clamp. * High Quality Heat Shield Clamp* 7 Inch* For 180 Degree Heat Shield* Sold Individually* Warranty On Heat Shield Clamps Against...$18.55 -
Chrome Plated 68 Inch Long Exhaust Pipe, 7 Inch OD Reduced To 5 Inch OD
LINCOLN CHROME
$619.9968 Inch Chrome Plated Exhaust Pipe W/ 7 Inch OD Reduced To 5 Inch OD * High Quality Exhaust Pipe* Chrome Plated * 7 Inch OD Reduced To 5 Inch OD * 68 Inch Long * Miter* Sold Individually* Warranty On Exhaust Pipe Against Defects In Workmanship & Material...$619.99 -
Chrome 7 to 5 Inch OD Tall West Coast Turnout Exhaust Stack - 36 Inch Long
LINCOLN CHROME
$368.9936 Inch Tall West Coast Turnout Exhaust Stack W/ 7 inch to 5 Inch OD * High Quality Exhaust Stack* Chrome Plated Steel* 7 Inch Reduced To 5 Inch Od X 36 Inch Tall * West Coast Turnout* Sold Individually* Warranty On Exhaust Stack Against Defects In...$368.99 -
Chrome 8 To 5 Inch LC Chrome Miter Cut Exhaust Stack - 60 Inch Long
LINCOLN CHROME
$709.99Chrome 60 Inch Long Exhaust Stack W/ Miter Cut * High Quality Stack* Chrome-Plated Steel* 8-5 Inch X 60 Inch * Miter Cut* 8 Inch Stack Reduces To 5 Inch OD Inlet-Bottom* Sold Individually* Warranty On Stack Against Defects In Workmanship & Material From...$709.99 -
Chrome 8 OD X 72 Inch Curved Top Stack
LINCOLN CHROME
$809.99Lincoln Chrome 72 Inch Tall Curved Top Stack W/ 8 Inch OD * High Quality Stack* 8 OD X 72 * Curve Style* Sold Individually* Warranty On Stack Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part...$809.99