Wiring Connectors

A reliable electrical connection is the foundation of every automotive circuit, from lighting and ignition to sensors and engine management. Our wiring connector collection brings together the terminals, housings, seals, and tools you need to build durable, weather-resistant connections that hold up under vibration, heat, and moisture.

We stock OEM-style and universal connectors in common pin counts and wire gauges, so you can splice, repair, or extend harnesses with confidence. Whether you're restoring a classic, adding accessories, or replacing a corroded plug, you'll find options for sealed and unsealed environments, multi-pin bulkhead pass-throughs, and high-current applications.

  • OEM-style and universal connector bodies
  • Terminals for 22–10 AWG wire
  • Sealed (weatherproof) and unsealed types
  • Pre-assembled pigtails and empty housings
  • Compatible removal and crimping tools also available
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$30.95

In stock
AMP Research PowerStep wire harness kit 19-04561-97L with multi-pin connectors and protective wire looming.

$149.99

Low in stock

$38.80

In stock
Rywire M10 Bosch wideband knock sensor kit including the sensor, wiring pigtail, and mounting hardware.

$85.00

Low in stock

$9.73

In stock

$9.43

In stock
Snow Performance SNO-81081 adjustable 30 PSI boost pressure Hobbs switch for water-methanol injection systems.
$74.21 $103.89
-29%
In stock
Nitrous Express 15934 standalone mounting plate for Milwaukee M18 series lithium batteries.

$189.84

In stock
Rywire Honda K-series to B-series TPS sensor wiring adapter harness

$30.00

Out of stock
AMP Research replacement OBD-II module and connector for PowerStep running board wiring harnesses.

$80.99

In stock
AlphaRex 810064 tail light wiring harness converters for 2025-2026 Dodge Ram 1500 LED models.

$70.55

In stock
AlphaRex 810053 OE LED to AlphaRex Headlight Converter harness for 2020-2022 Ford Super Duty trucks.

$88.18

In stock
AlphaRex 810015 headlight wiring harness converters for 2016-2023 Toyota Tacoma SR and SR5 models.

$29.98

In stock
AlphaRex wiring harness converters for 2021-2025 Ford Bronco factory LED to Prismatic LED tail light installation

$51.15

In stock
Nitrous Express 15708 heavy duty fuel pressure safety switch with 3-10 psi adjustable range for carburetors.

$65.51

In stock
Rywire chassis specific wiring sub-harness adapter for 1996-1998 Honda Civic 2A style chassis

$100.00

In stock
Rywire chassis-specific wiring adapter with multi-pin connectors for 1990-1991 Acura Integra USA models.

$100.00

Low in stock
Rugged Radios hole mount push-to-talk button assembly with 48-inch straight black cable and industry-standard connector.

$50.00

Low in stock
13-foot black coaxial radio cable with a 3/8 inch NMO antenna mount

$50.00

Out of stock
Rugged Radios 15-foot black coaxial antenna cable with a removable mini 3/8-inch NMO bulkhead mount.

$75.00

In stock
Black coiled intercom cable with a heavy-duty off-road nexus-style connector and Rugged Radios branding.

$50.00

Low in stock
Black coiled headset interface cable for Rugged and Kenwood handheld radios with heavy-duty connectors.

$39.95

Low in stock
XK Glow 4-pin extension wire kit featuring multi-length cables and plug-and-play connectors for car lighting systems.

$53.99

Low in stock
15-foot sPOD ethernet universal control cable with RJ45 connectors for SourceLT and BantamX systems.

$35.00

In stock
Haltech Nexus PD16 Power Distribution Module with 120A Surlok connector and AMP 34-pin plug and pin kit.

$1,175.00

Low in stock
Haltech NEXUS PD16 Power Distribution Module with 120A Surlok connector and USB programming cable

$1,099.00

Low in stock
AMP Research replacement OBD-II module for PowerStep running board wiring harnesses in black

$80.99

Out of stock
Black AMP Research replacement OBD-II module plug for PowerStep wiring harness.

$80.99

In stock
Tazer Type B auxiliary buttons and wiring harness for 2017-2021 Dodge and Jeep interiors.

$45.00

Low in stock
Z Automotive Tazer Type A auxiliary button control bank for 2015-2017 Dodge and Jeep dashboard consoles.

$45.00

Low in stock

Can’t Find the Part You Need?

Our catalog represents only a portion of the automotive products available through our supplier network. If you cannot find a specific part, brand, or application on our website, submit a request below, and our team will help source it for you.

Please include as much information as possible, such as your vehicle's year, make, model, trim, engine, desired brand, or part number, to help us quickly identify the correct product.

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