Semi-Truck Safety, Air & Electrical Universal
Semi-Truck Safety, Air & Electrical parts from 4 State Trucks can help keep your truck on the road. From air compressors and valves to fuses and lights, find the parts you need for air system maintenance and electrical repairs. Explore our selection to help maintain your truck's performance.
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On Sale
16-14 AWG Blue Vinyl Push On Male Disconnect W/ .250 Tab - 20 PCS
AFTERMARKET
Now: $2.03Was: $3.5016-14 AWG Insulated Push On Male Disconnect W/ .250 Tab * High Quality Male Disconnect* Vinyl* Blue* 20 Pieces* 16-14 AWG, .250 Tab * Push-On Style * Fully Insulated * PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* V Groove...Now: $2.03Was: $3.50 -
On Sale
12-10 AWG Yellow Vinyl Push On Female Disconnect W/ .375 Tab - 7 PCS
AFTERMARKET
Now: $2.45Was: $3.50Insulated Push On Female Disconnect For 12-10 AWG Wires W/ .375 Tab - 7 PCS * High Quality Insulated Female Disconnect* Vinyl* Yellow* 7 Pieces* 12-10 AWG, .375 Tab * Push-On Style* PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* V...Now: $2.45Was: $3.50 -
16-14 AWG Blue Vinyl Ring Terminal For NO. 8 Stud - 19 PCS
AFTERMARKET
$3.50Insulated Ring Terminal For NO. 8 Stud And 16-14 AWG Wires * High Quality Vinyl Insulated Ring Terminal* Blue* 16-14 AWG * No. 8 Stud* 19 Piece Set* PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* Terminals Have V Groove Serrations...$3.50 -
20-18 To 16-14 AWG Blue CS Heat Shrink Step-Down Butt Connector - 10 PCS
AFTERMARKET
$13.25Blue CS Heat Shrink Step-Down Butt Connector * High Quality Butt Connector* Blue* 10 Pieces* 20-18 To 16-14 AWG * Step- Down* Heat Shrink Terminals Have Been Adhesive-Lined To Seal The Connection* The Translucent Tubing Allows For Visual Inspection*...$13.25 -
On Sale
22-18 AWG Red Heat Shrink Ring Terminal For 5/16 Inch Stud - 5 PCS
AFTERMARKET
Now: $2.70Was: $5.86Insulated Ring Terminal For 5/16 Inch Stud And 22-18 AWG Wires * High Quality Heat Shrink Ring Terminal* Red* 5 Pieces* 22-18 AWG* 5/16 Inch Stud* ARE Adhesive-Lined To Seal The Connection And Prevent Corrosion* The Translucent Tubing Allows For Visual...Now: $2.70Was: $5.86 -
22-18 AWG Red Heat Shrink Ring Terminal For 1/4 Inch Stud - 5 PCS
AFTERMARKET
$5.86Insulated Ring Terminal For 1/4 Inch Stud And 22-18 AWG Wires * High Quality Heat Shrink Ring Terminal* Red* 5 Pieces* 22-18 AWG* 1/4 Inch Stud* ARE Adhesive-Lined To Seal The Connection And Prevent Corrosion* The Translucent Tubing Allows For Visual...$5.86 -
On Sale
22-18 AWG Red Heat Shrink Ring Terminal For NO. 10 Stud - 5 PCS
AFTERMARKET
Now: $4.10Was: $5.86Insulated Ring Terminal For NO. 10 Stud And 22-18 AWG Wires * High Quality Heat Shrink Ring Terminal* Red* 5 Pieces* 22-18 AWG* No. 10 Stud* ARE Adhesive-Lined To Seal The Connection And Prevent Corrosion* The Translucent Tubing Allows For Visual...Now: $4.10Was: $5.86 -
12-10 AWG Clear W/ Blue CS Multi-Wire Heat Shrink Butt Connector - 5 PCS
AFTERMARKET
$15.29Clear W/ Blue CS Multi-Wire Heat Shrink Butt Connector * High Quality Butt Connector* Clear With Blue Dash* 5 Pieces* 16-14 To 12-10 AWG * Adhesive Multi-Wire Heat Shrink* The Best Way To Connect Multiple Wires* This Allows The Sealant To Get Down...$15.29 -
20-18 To 16-14 AWG Clear W/ Red CS Multi-Wire Heat Shrink Butt Connector - 5 PCS
AFTERMARKET
$11.21Clear W/ Red CS Multi-Wire Heat Shrink Butt Connector * High Quality Butt Connector* Clear With Red Dash* 5 Pieces* 20-18 To 16-14 AWG CS 4:1 * Adhesive Multi-Wire Heat Shrink * The Best Way To Connect Multiple Wires. * Allows The Sealant To Get Down...$11.21 -
On Sale
24-22 To 20-18 AWG Clear W/ White CS Multi-Wire Heat Shrink Butt Connector - 5 PCS
AFTERMARKET
Now: $5.09Was: $10.19Clear W/ White CS Multi-Wire Heat Shrink Butt Connector * High Quality Butt Connector* 5 Pieces* 24-22 To 20-18 AWG * Adhesive Multi-Wire Heat Shrink * Clear With White Dash * The Best Way To Connect Multiple Wires* Allows The Sealant To Get Down Between...Now: $5.09Was: $10.19 -
On Sale
16-14 AWG Blue Vinyl Push On Female Disconnect W/ .187 Tab - 19 PCS
AFTERMARKET
Now: $0.84Was: $3.50Insulated Push On Female Disconnect For 16-14 AWG Wires W/ .187 Tab * High Quality Insulated Female Disconnect* Vinyl* Blue* 19 Pieces* 16-14 AWG, .250 Tab * Push-On Style* Injection Molded With Funnel Entry For Fast Easy Wire Insertion* V Groove...Now: $0.84Was: $3.50 -
On Sale
22-18 AWG Red Vinyl Male Bullet W/ .157 Dia. - 19 PCS
AFTERMARKET
Now: $2.45Was: $3.5022-18 AWG Insulated Male Bullet W/ .157 Dia. * High Quality Insulated Male Bullet* Vinyl* Red* 19 Pieces* 22-18 AWG, .157 Dia.* PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* V Groove Serrations To Provide Maximum Contact And...Now: $2.45Was: $3.50