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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18-14 AWG Blue Quick Splice Connector - 6 PCS
AFTERMARKET
$3.5018-14 AWG Quick Splice Connector W/ Stop * High Quality Mid-Line Tap Connector* Blue* 18-14 AWG* 6 Piece Set* Wire Stop Provides Instant Connection* Connector Is Color Coded For Wire Size And Identification* Sold As Set* Warranty On Mid-Line Tap...$3.50 -
On Sale
16-14 AWG Blue Nylon Push On Male Disconnect W/ .250 Tab & Blue T-Tap Splice Set Of 4
AFTERMARKET
Now: $2.45Was: $3.5016-14 AWG Fully Insulated Push On Male Disconnects W/ .250 Tab & T-Tap Splice Set * High Quality Male Disconnect* Nylon* Blue* 16-14 AWG .250 Tab * Push-On * Fully Insulated* T-Tap Splice 4/4 Pieces* Sold Individually* Warranty On Male Disconnects...Now: $2.45Was: $3.50 -
On Sale
22-18 AWG Red Vinyl Female Receptacle W/ .157 Dia. - 7 PCS
AFTERMARKET
Now: $1.71Was: $3.5022-18 AWG Insulated Female Receptacle W/ .157 Dia. * High Quality Insulated Female Receptacle* Vinyl* Red* 7 Pieces* 22-18 AWG, .157 Dia* PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* V Groove Serrations To Provide Maximum Contact...Now: $1.71Was: $3.50 -
16-14 AWG Blue Nylon Push On Male/Female Disconnects W/ .250 Tab - 5/5 PCS
AFTERMARKET
$3.50Fully Insulated Push On Male/Female Disconnects For 16-14 AWG Wires W/ .250 Tab * High Quality Male/ Female Disconnect* Nylon* Blue* 16-14 AWG, .250 Tab * Push-On * Fully Insulated* Sold Individually* Warranty On Male/ Female Disconnects Against Defects...$3.50 -
12-10 AWG Yellow Vinyl Pin Terminal - 8 PCS
AFTERMARKET
$3.5012-10 AWG Insulated Pin Terminal * High Quality Insulated Pin Terminal* Vinyl* Yellow* 8 Pieces* 12-10 AWG * PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* V Groove Serrations To Provide Maximum Contact And Tensile Strength After...$3.50 -
On Sale
12-10 AWG Yellow Insulated Vinyl Hook Terminal For NO. 10 Stud - 4 PCS
AFTERMARKET
Now: $0.80Was: $3.5012-10 AWG Insulated Vinyl Hook Terminal For NO. 10 Stud * High Quality Insulated Hook Terminal* Vinyl* Yellow* 4 Pieces* 12-10 AWG * No. 10 Stud* PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* V Groove Serrations To Provide Maximum...Now: $0.80Was: $3.50 -
On Sale
12-10 AWG Yellow Vinyl Spade Terminal For NO.10 Stud
AFTERMARKET
Now: $1.02Was: $3.5212-10 AWG Insulated Spade Terminal For NO.10 Stud * High Quality Vinyl Insulated Spade Terminal* Yellow* 12-10 AWG * No. 10 Stud* 14 Piece Set* PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* Terminals Have V Groove Serrations To...Now: $1.02Was: $3.52 -
On Sale
12-10 AWG Nylon Closed End Wire Connector - 10 PCS
AFTERMARKET
Now: $0.88Was: $3.5012-10 AWG Nylon Closed End Wire Connectors * High Quality Closed End Connectors* 12-10 AWG* 10 Piece Set* Nylon Insulated* Sold As Set* Warranty On Closed End Connectors Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...Now: $0.88Was: $3.50 -
On Sale
22-14 AWG Nylon Closed End Wire Connector - 15 PCS
AFTERMARKET
Now: $2.45Was: $3.5022-14 AWG Nylon Closed End Wire Connectors * High Quality Closed End Connectors* 22-14 AWG* 15 Piece Set* Nylon Insulated* Sold As Set* Warranty On Closed End Connectors Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...Now: $2.45Was: $3.50 -
On Sale
16-14 AWG Blue Vinyl Spade Terminal For NO. 8 Stud
AFTERMARKET
Now: $0.80Was: $3.5016-14 AWG Insulated Spade Terminal For NO. 8 Stud * High Quality Vinyl Insulated Spade 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 To...Now: $0.80Was: $3.50 -
On Sale
22-18 AWG Red Nylon Push On Male Disconnect W/ .250 Tab - 10 PCS
AFTERMARKET
Now: $0.84Was: $3.5022-18 AWG Fully Insulated Push On Male Disconnect W/ .250 Tab * High Quality Male Disconnect* Nylon* Red* 10 Pieces* 22-18 AWG, .250 Tab * Push-On Style* Fully Insulated* Injection Molded With Funnel Entry For Fast Easy Wire Insertion* V Groove...Now: $0.84Was: $3.50 -
On Sale
22-18 AWG Red Vinyl Push On Male Disconnect W/ .250 Tab - 19 PCS
AFTERMARKET
Now: $0.77Was: $3.5022-18 AWG Insulated Push On Male Disconnect W/ .250 Tab * High Quality Male Disconnect* Vinyl* Red* 19 Pieces* 22-18 AWG, .250 Tab * Push-On Style* Fully Insulated* PVC Injection Molded With Funnel Entry For Fast Easy Wire Insertion* V Groove Serrations...Now: $0.77Was: $3.50