10 Best Wire Connectors For Car Stereo 2022 – Reviews & Guide


To connect the wires from the speakers to your stereo you’ll need to strip them. Inside you’ll find a black wire (negative) and a red wire (positive). Connect the black wire to the negative terminal on your speaker and connect the red wire to the positive terminal on your speaker.

If you already have a car stereo in your vehicle, but want to add an amplifier, you can use this tutorial to see what you need to do. In theory, adding an amp is pretty simple. You connect the amp’s output to your speakers, and hook the amp up to power by tapping into the wires at your radio or fuse box.

1. Kuject Solder Seal Wire connectors


Our Kuject 120PCS Solder Seal Wire Connectors, Self-Solder Heat Shrink Butt Connector Solder Sleeve Waterproof Insulated Electrical Butt Splice Wire Terminals for Marine Automotive Boat Truck Wire Joint is a must for any electrical or construction project. It is an easy way to join and protect wires and terminals. Plus these connectors will not corrode and can be used with any high-temperature solder.

2. Sopoby Solder and Seal Wire Connectors


The Sopoby 120Pcs Solder Seal Wire Connectors Kit, packed with the essential 120pcs parts, integrated with different sizes and functions of wire connectors, offers you sufficient room to carry out all your hobbies or crafts. These heat shrink kits are great to use for automotive, marine, power tool electrical wire connections, all electrical insulation requirements.

3. Ticonn Heat Shrink Wire Connectors

TICONN 250Pcs Heat Shrink Wire Connectors, Waterproof Automotive Marine Electrical Terminals Kit, Crimp Connector Assortment, Ring Fork Spade Butt Splices, 7~10mm² Capacity, Strong and Durable. Packing: 250pcs terminals and a long nose pliers (Bag size: 37.5 x 5 x 2.5cm / 14.8×1.9×0.98in; G.W.: 0.64kgs/0.14cubes; Qty/Ctn: 100pcs)

4. Haisstronica Heat Shrink Butt Connectors

Haisstronica heat shrink butt connectors are designed to be marine-grade wire connectors for boats, trucks, stereo, and more. It can be used on various marine and common electrical wires. You can immediately make waterproof and anti-corrosion connections after installation with these tinned copper wire connectors with high precision. This series of heat shrink butt connectors are easy to install and have high reliability and a long lifecycle.

5. Qibaok Insulated Wire Butt Splice Connectors


Join two wires with these crimp connection connectors. Product Description Insulated wire joiners are designed for high-performance connections where a high current can flow through the connection.  Wire connectors are used to make the electrical connection with the terminal/terminals of your choice. NOTE: Sold in packages of 30 pc Qibaok 300 PCS Butt Splice Connectors Features Used to connect two pieces of insulated wire Insulation gage is 10 to 22 AWG for great conductivity Wires are available in different colors Electrical ratings are based on usage only Contacts are made of nickel-plated steel Can be used on your car.

6. Airic Red Butt Connectors


AIRIC Red Butt Connectors Crimp 200pcs 22-16AWG Butt Connector Fully Insulated PVC Butt Splice Wire Connectors, 22-16 Gauge. This product is made of high quality and durable materials and is built to last. This product is made of high quality and durable materials and is built to last.

7. Ticonn Heat Shrink Wire Butt Connectors

The TICONN 160pcs Heat Shrink Butt Connectors Kit, Insulated Waterproof Electrical Marine Automotive Wire Crimp Terminals, Butt Splice (3 Colors / 3 Sizes) (160PCS) is a great way to make broken connections watertight and safe.

8. Qibaok Heat Shrink Butt Connectors

The Qibaok Heat Shrink butt connect is the perfect quick and easy way to splice your electrical wires from one connector to another. The Qibaok butt splice is made from premium imported resin. The Qibaok crimp terminal is made from high-quality copper wire. This heat shrink butt splice provides a waterproof seal, weatherproof design, and one-time protection for outdoor or indoor use. Just trim your wires with a pair of wire cutters, push the ends into the heat shrink butt connect, and simply plug in your extension cord cables.

9. Haisstronica Heat Shrink Butt Connectors

Haisstronica Waterproof Heat Shrink Butt Connectors with Red copper core, Waterproof Heat Shrink Connectors can ensure your wires stay protected. This Heat Shrink Connector is made of tinned copper for higher corrosion resistance, also can protect better against oxidation, make the wire color more bright and colorful. It has great applied performance for marine, boat, AV amplifier, home theater system.

10. Plustool Waterproof Butt Connectors

Plustool 150pc/set Yellow Heat Shrink Butt Connectors are ideal for butt splices of 12-10 AWG copper or aluminum wires to repair or assemble cables or harnesses, especially in marine, automotive electrical equipment, weatherproofing, and so on. These connectors are typically used for auto vehicles, full range of temperature resistant temperature range -40 to 275 degrees Celsius (-40 to 599 degrees Fahrenheit), good surface adaptation, no aging, very durable.