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Adapters, Terminals & Connectors

Find all the install parts you need right here! Our wide selection of installation connectors include butt connectors, speaker connectors, splice adaptors, ring terminals, spade terminals, T-tap connectors, quick disconnect connectors, and other small adapters.
Bullet Connectors
Butt Connectors
Gauge Adapters
Quick Disconnect Connectors
Quick Splice Adapters
Relays & Switches
Ring Terminals
Spade Terminals
Speaker Connectors
T-Tap Connectors
Banana Connectors
Crimp Caps
RCA Patch Cables & Adapters
Antenna Adapters

Top 20 in Adapters, Terminals & Connectors

Antenna Adapter for 1988-up for Chevrolet / GM Radios (MDA-1B)

GM / Chevrolet Antenna Adapter • Aftermarket Antenna Male (Motorola Plug) to Factory Radio Female (Proprietary Plug)

$6.99

IN STOCK

Gold Plated Dual Terminal Banana Plug Connector

• Accepts Up To 8 Gauge
• Dual Red Molded Design
• Compression Style Connection
• Expandable Quick Connection
• Gold Plating

$1.99

IN STOCK

Antenna Adapter for 2002-up Chrysler, Dodge and Jeep Vehicles

2002-up Chrysler/Dodge/Jeep Antenna Adapter • Aftermarket Antenna Male (Motorola Plug) to Factory Radio Female (Proprietary Plug)

$4.99

IN STOCK

Factory Antenna to Aftermarket Radio Adapter for Select 1988-2006 GM Vehicles

• Factory Antenna to Aftermarket Radio Adapter
• For Select 1988-2006 GM Vehicles
• GM factory antenna with mini "barbless" or "barbed" plug to aftermarket radio

$4.99

IN STOCK

Great Connection Kit for Stereo to Car Wire Harness with Zip Ties and Butt Connectors

Designed to connect in-dash receiver wiring harness to vehicle wiring harness

50% off Stereo Connection Kit with Purchase!

$4.99

IN STOCK

Antenna to Radio Adapter Cable for Select 2002-up Chrysler, Dodge, Ford, and Jeep Vehicles

Antenna to Radio Adapter Cable • For 2002-up Chrysler, Dodge, Ford, and Jeep vehicles with snap-lock factory antenna • Adapter to aftermarket radio

$4.99

IN STOCK

Gauge Reducer, 1/0 Gauge Input to 4 Gauge Pin

• Gauge Reducer Adapter
• 1/0 Gauge Input to 4 Gauge Pin
• Deep Wire Recesses
• Ultimate Power Delivery
• Corrosion Resistant Shoc-Krome Plating

$8.99

IN STOCK

Antenna Adapter for 2005-up Honda Vehicles

Factory Antenna Adapter • Vehicle Specific for 2005 & UP Honda Vehicles • OEM Quality

$4.99

IN STOCK

1/0 Gauge Solid Copper Ring Terminals with Shrink Tubing - 4 Pack

• 1/0 Gauge Solid Copper Ring Terminals
• Shrink Tubing
• Pure Copper with Nickel plating for optimal Current transfer
• Color: Black
• Count: 4

$6.99

IN STOCK

Small SPST Toggle Switch

• Single Throw Single Pole Toggle Switch
• Circuit Either Open Or Closed

$1.99

IN STOCK

2-Pack of 1/0 Gauge Ring Terminals

2 pack of 1/0 Gauge Ring Terminals • 2 Pieces: 1 black, 1 red • Platinum Plated

$4.97

IN STOCK

Antenna Adapter for 1997-up Audi, BMW and Volkswagen Vehicles

2002 - Up BMW / VW • Aftermarket Antenna Male (Motorola Plug) to Factory Radio Female (Proprietary Plug)

$4.99

IN STOCK

Factory Antenna to Aftermarket Radio Adapter for Select 1988-up Audi/BMW/Mercedes Benz/SMART Vehicles

Factory Antenna to Aftermarket Radio Adapter • For select 1988-2005 Audi/BMW/Mercedes vehicles • Factory antenna with flat plug to aftermarket radio • A capacitor is included to match impedance

$5.99

IN STOCK

0/1 Gauge Ring Terminals, 3/8" Opening with Nickel Plated Brass - 5 Pieces (3 Red & 2 Black)

• Ring Terminals
• 3/8" Opening
• 0/1 Gauge
• 3 Red & 2 Black • Nickel Plated
• Resealable Polybag

$4.99

IN STOCK

Ford factory Antenna to Aftermarket Radio Adapter for Select 1995-2005 Ford, Lincoln, Mercury Vehicles

Aftermarket Radio to Antenna Adapter • For select 1995-2005 Ford, Lincoln, Mercury vehicles • OEM style adapter

$6.99

IN STOCK

Gauge Reducer, 4 Gauge Input to 8 Gauge Pin

Gauge Reducer Adapter • 4 Gauge Input to 8 Gauge Pin • Deep Wire Recesses • Ultimate Power Delivery • Corrosion Resistant Chrome Plating

$8.99

IN STOCK

Factory Antenna Adapter to Aftermarket Radio Adapter for Select 1988-2005 Audi/BMW/Mercedes/VW Vehicles (VWAB)

European factory antenna with flat plug to aftermarket radio • For select 1988-2005 Audi/BMW/Mercedes/VW vehicles

$5.97

IN STOCK

Set Screw Ring Terminal, 1/0 Gauge Input to 5/16" Ring

Set Screw Ring Terminal • 1/0 Gauge Input to 5/16" Ring • Deep wire recesses • Oversized Set Screws • Includes Both Red and Black Polarity Bands

$6.97

IN STOCK

4 Gauge Solid Copper Ring Terminals with Shrink Tubing - 4 Pack

• 4 Gauge Solid Copper Ring Terminals
• Shrink Tubing
• Pure Copper with Nickel plating for optimal Current transfer
• Color: Black
• Count: 4

$5.99

IN STOCK

Antenna to Radio Adapter Cable for Select 2002-up BMW/Volkswagen Vehicles

Antenna to Radio Adapter Cable • For select 2002-Up BMW/Volkswagen vehicles • Factory antenna with mini-style plug to aftermarket radio

$10.99

IN STOCK