6- to 12-channel amps

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Best 5-channel car amplifiers for 2026

Amplifiers with five channels make it possible to power your whole audio system with a single amplifier. Here, we've gathered some of our most popular and best-selling 5-channel amps to help you find one that's right for you.

by Crutchfield's Buck P.
Which amplifier class is the best?

What is amplifier class? We'll explain the differences between Class D and Class AB, the two most common types of amplifiers available today.

by Crutchfield's Buck P.
Troubleshooting your car amplifier installation

What do you do when your car amplifier doesn't turn on? In this article, we'll show you how to check each cable and connection to help find the problem.

by Crutchfield's Buck P.
Car amplifiers FAQ

Our Amplifier FAQ answers many common questions like: How can I add an amp to my system? Where should I mount it? What wiring do I need? How many channels do I need? Read our article for these answers and many more.

by Crutchfield's Buck P.
Car amplifiers glossary

Car amplifier audio terms - like watts, volts, and efficiency - are explained.

by Crutchfield's Crutchfield Writing Team
Amplifier wiring diagrams

These wiring diagrams illustrate how amplifiers connect to your audio system, which will make it easier to shop for the gear you need for the system of your dreams.

by Crutchfield's Buck P.
How to choose an equalizer for your car stereo system

Equalizers give you tight tonal control over your music playback, and offer plenty of other useful features. This article offers answers to common questions about shopping for and using an EQ in your car

by Crutchfield's Buck P.
Car amplifier installation guide

Here's a step-by-step guide to installing a car amplifier, including how to run the cables through your car and how to wire the amp.

by Crutchfield's Buck P.
Amplifier wire gauge chart

What size of wire should you should use when installing an amplifier? Use our handy wire gauge chart to find out. Without proper wiring, your amplifier can't deliver the power that your speakers need.

by Crutchfield's Buck P.