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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On Sale
22-12 AWG Tan/Yellow Premium Vinyl Twist Connector - 6 PCS
AFTERMARKET
Now: $2.46Was: $3.5122-12 AWG Tan/Yellow Twist Connector * High Quality Premium Vinyl Twist Connector* Tan/Yellow* Max 3 X 12 AWG* Min 2 X 22 AWG* Capable Of Connecting Two Or More Wires Together In A Pigtail Application* Connector Is Constructed Of An Active Spring And A...Now: $2.46Was: $3.51 -
2 AWG Seamless Tubular Copper Lug For 3/8 Inch Stud - 5 PCS
AFTERMARKET
$13.252 AWG H.D. Seamless Tubular Copper Lug W/ Flared Ends * High Quality Seamless Tubular Copper Lug* 100% Copper* 2 AWG 3/8 Inch Stud* 5 Piece Set* Ends Are Flared For Easy Entry* Can Be Crimped Or Soldered * Stackable* Gauge Is Stamped On Lug For Easy...$13.25 -
4 AWG Seamless Tubular Copper Lug For 3/8 Inch Stud - 5 PCS
AFTERMARKET
$10.194 AWG H.D. Seamless Tubular Copper Lug W/ Flared Ends * High Quality Seamless Tubular Copper Lug* 100% Copper* 4 AWG 3/8 Inch Stud* 5 Piece Set* Ends Are Flared For Easy Entry* Can Be Crimped Or Soldered * Stackable* Gauge Is Stamped On Lug For Easy...$10.19 -
6 AWG Seamless Tubular Copper Lug For 3/8 Inch Stud - 5 PCS
AFTERMARKET
$8.156 AWG H.D. Seamless Tubular Copper Lug W/ Flared Ends * High Quality Seamless Tubular Copper Lug* 100% Copper* 6 AWG 3/8 Inch Stud* 5 Piece Set* Ends Are Flared For Easy Entry* Can Be Crimped Or Soldered * Stackable* Gauge Is Stamped On Lug For Easy...$8.15 -
On Sale
12-10 AWG Yellow Vinyl Ring Terminal For 3/8 Inch Stud - 12 PCS
AFTERMARKET
Now: $2.46Was: $3.52Insulated Ring Terminal For 3/8 Inch Stud And 12-10 AWG Wires * High Quality Vinyl Insulated Ring Terminal* Yellow* 12-10 AWG * 3/8 Inch Stud* 12 Piece Set* PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* Terminals Have V Groove...Now: $2.46Was: $3.52 -
On Sale
12-10 AWG Yellow Nylon Push On Male Disconnect W/ .250 Tab - 7 PCS
AFTERMARKET
Now: $0.95Was: $3.5012-10 AWG Fully Insulated Push On Male Disconnect W/ .250 Tab * High Quality Male Disconnect* Nylon* Yellow* 7 Pieces* 12-10 AWG, .250 Tab * Push-On Style * Fully Insulated * Injection Molded With Funnel Entry For Fast Easy Wire Insertion* V Groove...Now: $0.95Was: $3.50 -
12-10 AWG Yellow Vinyl Push On Male Disconnect W/ .250 Tab - 15 PCS
AFTERMARKET
$3.5012-10 AWG Insulated Push On Male Disconnect W/ .250 Tab * High Quality Male Disconnect* Vinyl* Yellow* 15 Pieces* 12-10 AWG, .250 Tab * Push-On Style * Insulated * PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* V Groove Serrations...$3.50 -
12-10 AWG Yellow Nylon Push On Female Disconnect W/ .250 Tab - 7 PCS
AFTERMARKET
$3.50Fully Insulated Push On Female Disconnect For 12-10 AWG Wires W/ .250 Tab - 7 PCS * High Quality Insulated Female Disconnect* Nylon* Yellow* 7 Pieces* 12-10 AWG, .250 Tab * Push-On Style* Injection Molded With Funnel Entry For Fast Easy Wire Insertion*...$3.50 -
On Sale
16-14 AWG Blue Vinyl Ring Terminal For NO. 6 Stud - 19 PCS
AFTERMARKET
Now: $2.45Was: $3.50Insulated Ring Terminal For NO. 6 Stud And 16-14 AWG Wires * High Quality Vinyl Insulated Ring Terminal* Blue* 16-14 AWG * No. 6 Stud* 19 Piece Set* PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* Terminals Have V Groove Serrations...Now: $2.45Was: $3.50 -
16-14 AWG Blue Vinyl Male Bullet W/ .157 Dia. - 20 PCS
AFTERMARKET
$3.5016-14 AWG Insulated Male Bullet W/ .157 Dia. * High Quality Insulated Male Bullet* Vinyl* Blue* 20 Pieces* 16-14 AWG, .157 Dia.* PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* V Groove Serrations To Provide Maximum Contact And...$3.50 -
16-14 AWG Blue Vinyl Female Receptacle W/ .157 Dia. - 7 PCS
AFTERMARKET
$3.5016-14 AWG Insulated Female Receptacle W/ .157 Dia. * High Quality Insulated Female Receptacle* Vinyl* Blue* 7 Pieces* 16-14 AWG, .157 Dia.* PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* V Groove Serrations To Provide Maximum...$3.50 -
On Sale
16-14 AWG Blue Insulated Vinyl Hook Terminal For NO. 10 Stud - 6 PCS
AFTERMARKET
Now: $0.84Was: $3.5016-14 AWG Insulated Vinyl Hook Terminal For NO. 10 Stud - 6 PCS * High Quality Insulated Hook Terminal* Vinyl* Blue* 6 Pieces* 16-14 AWG * No. 10 Stud* PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* V Groove Serrations To Provide...Now: $0.84Was: $3.50