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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Nathan Airchime K5LA 540 Train Horn Kit With 5 Gallon 8 Port Tank, 400C Air Compressor
HORNBLASTERS
$3,959.9919 X 29.75 X 9.25 Inch Cast Aluminum Railroad-Use Train Horn * High Quality Train Horn Kit* Features- Railroad-Use Train Horn- Heavy Duty 400C Air Compressor- Extra Large Five Gallon Air Tank- Max Honk Time: 5 Seconds* Includes- 5 Gallon 8 Port Air Tank-...$3,959.99 -
HornBlasters Katrina 540 Train Horn Kit With 5 Gallon 200 PSI Onboard System
HORNBLASTERS
$1,165.9917 X 16 X 13.5 Inch Black 5 Chime Train Horn Kit With 400C Air Compressor * High Quality Train Horn Kit* Features- Quality Construction- Black Finish- 5 Chimes- Pre-Installed Electric Air Valve- Heavy Duty 400C Air Compressor- Extra Large Five Gallon Air...$1,165.99 -
HornBlasters Bullet Chrome Air Horn Kit With 1.5 Gallon 120 PSI Non Weather-Sealed Air Supply
HORNBLASTERS
$403.9911.15 X 5.7 X 6 Inch Chrome Air Horn Kit With 1.5 Gallon Air Source * High Quality Air Horn Kit* Features- High Performance- Beautiful Chrome Finish- Complete With Solenoid* Includes- HornBlasters Bullet Air Horn- HornBlasters 127H 1.5 Gallon Air Source-...$403.99 -
2 Gallon Spare Tire Delete Bracket For Train Horn
HORNBLASTERS
$372.9919 X 19 X 7.5 Inch Powder-Coated Tank Delete Bracket * High Quality Spare Tire Delete Dual Tank Bracket* Features- Powder-Coated Black Finish - Made From 14 Gauge Steel- Quick & Easy Install* Includes- Mounting Hardware- Black Powder-Coated Spare Tire...$372.99 -
4 Gallon Spare Tire Delete Dual Tank Bracket For Train Horn
HORNBLASTERS
$510.9919 X 19 X 7.5 Inch Powder-Coated Dual Tank Delete Bracket * High Quality Spare Tire Delete Dual Tank Bracket For Train Horn* Made From 14 Gauge Steel* Powder-Coated Black Finish * Quick & Easy Install* Includes- Mounting Hardware- Fitting Kit- Black...$510.99 -
HornBlasters Shocker XL Train Horn With 4 Fiberglass-Reinforced Trumpets
HORNBLASTERS
$484.99Shocker S4 Train Horn Kit Includes Mounting Hardware * High Quality Air Horn* Features- Lightweight And Extremely Loud- Durable Fiberglass Reinforced ABS Plastic Body- Stainless Steel Diaphragm- All-Inclusive Brass Fitting Kit- Standard Mounting...$484.99 -
Nathan Airchime K5LA Train Horn With 5 Trumpets
HORNBLASTERS
$3,177.9919 X 29.75 X 9.25 Inch Aluminum Railway Locomotive Tune Train Horn * High Quality Train Horn* Die-Cast Aluminum * Includes 5 Trumpets * Specifications- Horn Length: 19 Inches (412.75 Mm)- Horn Width: 29.75 Inches (755.65 Mm)- Horn Height: 9.25 Inches...$3,177.99 -
Psychoblasters V2 Dual Chrome Electric Air Horn Kit With Direct Drive Compressor
HORNBLASTERS
$97.89Electric Horn With 12.5 X 6 X 3.75 Inch Chrome Horn With Mounting Hardware * High Quality Air Horn Kit* Features- Small Compact Size And Lightweight- Stunning Chrome Finish Horns- Direct Drive Compressor- Fits On Just About Everything* Includes-...$97.89 -
Minimizer Fontaine 5th Wheel Slick Plate For Top Plate 6000 No Slack II
MINIMIZER
$350.99Fontaine Fifth Wheel Slick PlateThe Premier 5th Wheel Slick Plate protects the fifth wheel and eliminates the need for greasing the top plate. Installation is a breeze and the kit comes with all necessary mounting hardware as well as a five-year warranty...$350.99 -
3000 Series Fontaine 5th Wheel Slick Plate
MINIMIZER
$350.99Slick Plate For 3000 Series Fontaine Fifth Wheel * High Quality Slick Plate* Dimensions - 35 Inch Length - 26.5 Inch Width - 6 Inch Height* The Non-Stick Polymer Surface Eliminates The Need To Grease The 5th Wheel Plate.* Slick Plate Protects The Top Of...$350.99 -
Holland Simplex SE 5th Wheel Slick Plate Kit 25.5 X 36 Inch
MINIMIZER
$350.99Fifth Wheel Slick Plate For 25.5 X 36 Inch Top Plates * High Quality Slick Plate* For Upper Fuel Tank Bracket* Made Of Stainless Steel * Full Radius* Fits Peterbilts With 26 Inch Diameter Fuel Tanks* Sanded And Ready To Paint* Sold As Pair* Curved...$350.99 -
Chrome-Plated 24 Inch Billet Aluminum Step Plate - Pair
LIFETIME NUT COVERS
$599.99Chrome 24 Inch Step Plate Without LogoEasily mount these durable step plates by Lifetime Nut Covers to your tool box or battery box step. They are constructed of chrome plated billet aluminum. Each step plate measures 24 inches long and 6 inches wide. *...$599.99