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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16 AWG Color Coded 3 - Way Bonded Trailer Wire Tempeture Rated For 80 C - 25 Ft
AFTERMARKET
$21.4125 Ft Brown, Yellow, Green 16 AWG Color Coded 3- Way Bonded Trailer Wire * High Quality Bonded Trailer Wire* 25 Ft* Rated 80 C 16 AWG * 3-Way - Brown/Yellow/Green * Is Designed Especially For RVs And Boat Utility Trailers* Bonded To Form Parallel...$21.41 -
On Sale
10 AWG Blue Primary Wire Tempeture Rated For 80 C - 8 Ft
AFTERMARKET
Now: $3.06Was: $6.118 Ft Blue 10 AWG Color Coded Primary Wire * High Quality Primary Wire* Copper Wire* Blue* 8 Feet Length* 10 AWG* 19/23 Stranding* Temperature Rating Is 80 C (176 F)* Stranded Annealed Single Conductor Copper Wire Within General Purpose Thermoplastic...Now: $3.06Was: $6.11 -
6-24 V DC Pocket Automotive Tester
AFTERMARKET
$9.176-24 V DC Pocket Automotive Tester With A 12 Volt Test Light And Clamp * High Quality Pocket Automotive Tester* 6-24V DC* Is A Handy Automotive Ignition Tester For Checking Automotive Circuits.* Comes With A 12 Volt Test Light And Clamp* Fits In Your...$9.17 -
On Sale
10 AWG Brown Primary Wire Tempeture Rated For 80 C - 8 Ft
AFTERMARKET
Now: $1.59Was: $6.118 Ft Brown 10 AWG Color Coded Primary Wire * High Quality Primary Wire* Copper Wire* Brown* 8 Feet Length* 10 AWG* 19/23 Stranding* Temperature Rating Is 80 C (176 F)* Stranded Annealed Single Conductor Copper Wire Within General Purpose Thermoplastic...Now: $1.59Was: $6.11 -
On Sale
Rectangular Gold Distribution Block W/ 1 - 4 AWG Input & 4 - 8 AWG Outputs
AFTERMARKET
Now: $5.14Was: $21.41Corrosion Resistant Rectangular Distribution Block W/ 4 AWG Input & 8 AWG Outputs * High Quality Distribution Block* Rectangular* 24K Hard Gold-Plated Hardware And Is Resistant To Corrosion* 1- 4 AWG Input 4- 8 AWG Outputs * Complete With A Durable...Now: $5.14Was: $21.41 -
4 Position Junction Block, 30A 300V, 2 Screws Per Position
AFTERMARKET
$4.6730A 300V 4 Position Junction Block * High Quality Junction Block* 4 Position * 30 Amp 300 Volts * Each Position Has 2 Screws For Connection* 7/32 Inch Holes* Works Well With Rings And Spades Listed For 8 Stud* Sold Individually* Warranty On Junction...$4.67 -
On Sale
6 Position 30A 600V ATC/ATO Fuse Block, 2 Screws Per Position
AFTERMARKET
Now: $24.27Was: $34.676 Position 30A 600V ATC/ATO Fuse Block * High Quality Fuse Block* 6 Position * ATC/ATO Fuse Block* 30 Amp 600 Volts * Each Position Has 2 Screws For Connection * Holder Has One Stud That Can Be Used For Power Or Ground* Sold Individually* Warranty On...Now: $24.27Was: $34.67 -
On Sale
4 Position 30A 32V Glass Fuse Block, 2 - .250 Tabs Per Position
AFTERMARKET
Now: $2.02Was: $9.174 Position 30A 32V Glass Fuse Block * High Quality Fuse Block* Glass* 4 Position * . 2.5 X 3 Inches* 30 Amp 32 Volts * Each Holder Has 2- .250 Tabs For Connection* Sold Individually* Warranty On Fuse Blocks Against Defects In Workmanship & Material From...Now: $2.02Was: $9.17 -
On Sale
50 A Red/Black Clamps W/ Vinyl Handles
AFTERMARKET
Now: $1.31Was: $4.6850 A Clamps W/ Vinyl Handles * High Quality Clamps* 50 AMP* With Vinyl Handles Red/Black* Sold Individually* Warranty On Clamps Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)***Now: $1.31Was: $4.68 -
Triangular Gold Distribution Block W/ 1 - 4 AWG Input & 4 - 8 AWG Outputs
AFTERMARKET
$22.43Corrosion Resistant Triangular Distribution Block W/ 4 AWG Input & 8 AWG Outputs * High Quality Distribution Block* Triangular * 24K Hard Gold-Plated Hardware And Is Resistant To Corrosion* 1- 4 AWG Input 4- 8 AWG Outputs * Complete With A Durable...$22.43 -
On Sale
8 AWG Red Primary Wire Tempeture Rated For 80 C - 25 Ft
AFTERMARKET
Now: $14.79Was: $29.5725 Ft Red 8 AWG Color Coded Primary Wire * High Quality Primary Wire* Red* 25 Ft* Rated 80 C 8 AWG * Annealed Single-Conductor * Copper * Within General Purpose Thermoplastic -GPT Insulation Is Standard For Original Equipment And Replacement On...Now: $14.79Was: $29.57 -
18 AWG 2 - Way Bonded Speaker Wire - 25 Ft
AFTERMARKET
$15.2918 AWG Insulated 2- Way Bonded Speaker Wire * High Quality Speaker Wire* Bonded* 18 AWG 2-Way * PVC Insulated Copper Wire 25 Ft* Made With Top Grade Copper* Has A Clear Coat With Tracer* Its Smooth Surface Makes It Ideal For Pulling Through Loom Or JTT...$15.29