The 12 Best 4 Gauge Power Kits (2023 reviews)

We know from years of feedback from readers, customers and amazon sellers, what most people want in a kit. The kicker 4 gauge power kit is exactly that - it's a simple kit that hits all the right notes. If you are putting a full system in your car this Kicker 4 gauge wire kit is the way to go. This complete four gauge amp kit comes complete with full spec wire, hardware, fusing and signal cable. The 12 AWG speaker wire is long enough to connect the Kicker LT7 8" loaded subwoofer behind the rear passenger seat. It comes with a self-taping screw for ground.

The 4 AWG ground wire is perfect length, no excess removed. It comes with braided nylon sleeve cover the wire that would be in the engine bay. The overall length is plenty long for reaching the back seat area of your vehicle. If you are planning on installing for long term then this is definitely a must.

Why We Like This:

Delivers enough current from battery to ensure amp bangs
Best wiring kit to have for your car system
Feels and looks nice, true guage wires, easy install with all accessories included
Comes with 100 amp fuse which is displayed on packaging and in description

Best For heavy duty Power: Topstronggear 4 Gauge Power Kit

Buy on Amazon

The topstronggear 4 gauge power kit should be able to handle its purpose and duties with ease. It comes with everything you need to set up a budget build car stereo. It is made from oxygen free copper (ofc) that rejects noise for clear sound. It is good for over 1000w, but the fuse is only 80amp and the fuse holder is the weak link because it is an 8 gauge fuse holder. It is selected for the length and power.

The braided RCAs are awesome, no hiss, crackle, or signal noise to be heard. The power wire and ground are good quality. It will have everything to wire an amp.

Why We Like This:

Power and ground wires worked great
Nice strong wiring, complete with everything you need to hook it up
Good 4 gauge subwoofer / amp kit

Best For professional Car Audio: Alphasonik 4 Gauge Power Kit

Buy on Amazon

Not everyone likes to purchase kit for their daily purpose, but the alphasonik 4 gauge power kit would be an anomoly. This flexible but well shielded wire is crucial for getting through all of the nooks and passage ways within the cramped confines of vehicle interiors. It is a primary choice for car clubs in car audio competitions. The 17 foot remote cable and hyperflex orange premium power wire makes it possible to install into any vehicle. It comes with 30 amp blade fuse wired in a holder aprox 10" from one end. The quality of the wire and cable is what determines the current generated from the battery to the amplifier.

This package includes everything you'll need, including speaker wire, to get your amp powered-up properly and running at its peak efficiency. It is extremely tolerant of the rough conditions in vehicles and compensates for vibration, heat expansion and flexibility. The size of the sub is one thing, the wattage of the amp is more important. It is good for professional car audio.

Why We Like This:

Works fine, nice long length, and pleasing aesthetic
Good quality, good fit, no issues
Power and ground wire are good quality

Best For Price: Boss Audio systems 4 Gauge Power Kit

Buy on Amazon

Next on the list, we've got yet another kit that manages to win our hearts. It's the boss audio systems 4 gauge power kit and it's widely considered as kit that has the most suitable features. If you're trying to power a budget sound system, and you just want a little extra bass, this kit is PERFECT. It contains the additional accessories you will need to properly install your amplifier. The components are of good quality and include plenty of cable to install an amplifier almost anywhere in your vehicle.

This kit has basically everything you need to wire in your Subwoofer in your car. They are shielded with wire loom to get the job protected in the fire wall. The bass knob adds that modification depending on the song if you want more bass or less. It is provided through a powered amp.

Why We Like This:

Nice wiring kit for a wide range of subs
Plenty of hardware to install/secure/protect wires in place
Good quality wires, rcas, fuse holder, etc
You can power both your amplifiers on one fuse

Best basic Kit: Rockrix 4 Gauge Power Kit

Buy on Amazon

The rockrix 4 gauge power kit is satisfactory and appropriate and fits well with your daily purpose. This is a great starter kit for your set up. It includes everything that is needed for a basic installation. It includes 20ft cca speaker wire, 17ft remote turn-on wire and sufficient terminals, cable tires and other accessories. The thicker amp cable is copper clad aluminum and not solid copper. The quality of wire is top notch. It comes with terminal crimps for everything including the speaker wire.

Why We Like This:

Black nylon mesh braiding for better in strength, flexibility and heat resistant
Awesome kit, quality wiring and comes with everything you need for hook up
Terminals pre installed is always a time saver

Best With capacitor: soundbox 4 Gauge Power Kit

Buy on Amazon

We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate kit. The soundbox 4 gauge power kit is exactly that - it's a simple kit that hits all the right notes. This awg wire kit is also a 100% copper kit that is sure to make your amplifier perform at its best. It comes with that much power you will also need capacitors, and over sized battery, and over sized alternator. The power and ground cables are high quality and well insulated. The fuse is 150A and the wire is pretty heavy duty. The terminal caps are a nice touch as well.

The cords have a soft touch to them even the sound wire is good quality BUT THE POS WIRE IS NOT COPPER seems to be aluminum but runs on an alpine Mrv-m500 with a kicker 10 and Sounds awesome. There is plenty of length to both and actually much more ground cable than needed or what is typically provided in these kits.

Why We Like This:

Good length for a full-size suv
Good wire insulation, construction and length
Pure copper wires great for 1000+ watts rms
Good quality comes with everything you need

Best For secondary battery Installation: knukonceptz 4 Gauge Power Kit

Buy on Amazon

The knukonceptz 4 gauge power kit's material feels more premium than its price would suggest. This wire is super heavy. It provides a protective barrier from oxygen to the bare copper underneath. The wire strand is even and you can tell that it's really pure copper when you cut it. It includes additional 0 gauge ground wire to allow for battery to chassis ground. The quality of the kit looks fantastic.

These wires are thick and oversized with extra wire stands for less resistance. It is designed to be a base for installation of a large, high current audio system. It is great for secondary battery installation.

Why We Like This:

Application includes auto, truck and marine
Wire's ampacity changes with gauge and materials
Really high quality and very flexible

Best For vintage Wiring setup: LEIGESAUDIO 4 Gauge Power Kit

Buy on Amazon

The leigesaudio 4 gauge power kit is capable of outshining several other kit featured in this list in overall features in its price range. You’ll have your amp hooked up in no time with this quality kit and it won’t blow your entire budget. This affordable kit includes wiring, fuses, terminals, and the zip ties that you’ll need to get everything looking like a pro. The cables are well made and easy to connect.

The power and ground cables are very thick and covered with the proper insulation unlike other cables that have more intimation than actual wire. It should minimize crosstalk, which will help dynamic range by a liiiiittle bit, but in a car audio environment this is very unlikely to ever be audible.

The insulation is thick, although somewhat soft. The car doesn't need gas, because it can jump, and such powerful sound comes from it. This kit comes with everything needed to install a small 4 channel 400 watt amp or a monster 1, 000 watt single sub amp.

Why We Like This:

Real 4 gauge, and much better than boss audio
Incredible value for this gauge of wires and connectors
Good quality wire, decent quality accessories

Best For Car Amp: Recoil 4 Gauge Power Kit

Buy on Amazon

The recoil 4 gauge power kit is capable of outshining several other kit featured in this list in overall features for the price point. The Recoil 4 gauge kit is an excellent value for the money, the power and ground wires are a true 4 gauge oxygen free copper (OFC) wire. One brass ANL/Mini-ANL Fuse-holder with 100A ANL fuse offers ideal protection for high powered systems. The kit comes with multiple fuses so you can match your amperage protection level with your specific equipment requirements which is a great feature.

The RCA’s and last few feet of power wire come pre-wrapped in black shielding and the terminal rings are already attached. The packaging is solid and the wire is very flexible. The wire sheathing is thick but maintains flexibility. This full copper wire helps prevent signal and power loss through the entire audio system, allowing your amplifier and components to operate to their fullest extent. This is a very good kit and complete.

Why We Like This:

Wires are all of good quality
High quality ofc 4 gauge kit
Great value, installed and works just as good as a bigger named brand
Great quality ofc wire and overall amp kit

Best Quality Amp Kit: Stinger 4 Gauge Power Kit

Buy on Amazon

The stinger 4 gauge power kit should be able to handle its purpose and duties with ease. This stinger 4 awg 6000 series power amplifier wiring kit includes all the necessary hardware and wire to power one amplifier and is designed specifically for car audio systems up to 1750 watts. It provides 50 feet of 18 awg blue remote turn-on wire, mini-anl fuse holder, 175 amp mini-anl style fuse and more. It has enough tech flex to reach most firewalls from the battery. The terminals are finished really nicely and it looks great with the tech wrap on the ends.

The fact that it comes with 1 end already crimped, the fuse holder attached, and some heat shrink already on it is a major time saver, and the wire is great quality and super flexible. It provides optimal power transfer additionally it is made from 100% oxygen-free copper for a pure uninterrupted transfer of power. It comes with rca cables.

Why We Like This:

Very high quality amp wire kit
Looks and works great vary fexable and easy to work with
Pliable insulation helps get the wire through tight spaces when installing
Awesome quality and nice build quality

Best With RF prime mono Amp: Installgear 4 Gauge Power Kit

Buy on Amazon

Installgear line of kit come in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. If you want great quality, true spec, OFC, soft jacket, easy to pull wire, this is for you. These are mini anl fuse holder with fuse, (4) tinned copper lugs, 17ft ofc remote wire, rubber grommet & 10 zip ties. The wire is flexible and of good quality. The remote turn on wire could be a teeny bit bigger and have more length to it. It comes with a 150a anc fuse. The wires are very easy to maneuver and feel/looked in high quality.

Why We Like This: