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Articles & Videos: 4-channel Amps

42 articles
Best subwoofer amplifiers for 2026

Best subwoofer amplifiers for 2026

by Crutchfield's Buck Pomerantz
Best 5-channel car amplifiers for 2026

Best 5-channel car amplifiers for 2026

by Crutchfield's Buck Pomerantz
Best budget car amplifiers for 2026

Best budget car amplifiers for 2026

by Crutchfield's Buck Pomerantz
Best 4-channel car amplifiers for 2026

Best 4-channel car amplifiers for 2026

by Crutchfield's Buck Pomerantz
How to set your car amplifier's gain How to set your car amplifier's gain

How to set your car amplifier's gain

by Crutchfield's Video Team
50 years of car amplifiers

50 years of car amplifiers

by Crutchfield's Archer A.
Car amplifiers FAQ

Car amplifiers FAQ

by Crutchfield's Buck Pomerantz
Amplifier wiring kit buying guide

Amplifier wiring kit buying guide

by Crutchfield's Buck Pomerantz
How to match subwoofers and amplifiers

How to match subwoofers and amplifiers

by Crutchfield's Buck Pomerantz
Speakers don't put out watts — amps do

Speakers don't put out watts — amps do

by Crutchfield's Buck Pomerantz
How to adjust your car's equalizer settings

How to adjust your car's equalizer settings

by Crutchfield's Dave Delamere
Car amplifier buying guide

Car amplifier buying guide

by Crutchfield's Buck Pomerantz
Amplifier wire gauge chart

Amplifier wire gauge chart

by Crutchfield's Buck Pomerantz
Jensen amplifiers: DSP control from your phone

Jensen amplifiers: DSP control from your phone

by Crutchfield's Dominic DeVito
Speaker-level inputs or line output converter (LOC)?

Speaker-level inputs or line output converter (LOC)?

by Crutchfield's Buck Pomerantz
2016 Kia Sportage gets amped

2016 Kia Sportage gets amped

by Crutchfield's Matt Freeman
Subwoofer wiring diagrams

Subwoofer wiring diagrams

by Crutchfield's Buck Pomerantz
Adding an amp to an amplified or premium factory system

Adding an amp to an amplified or premium factory system

by Crutchfield's Buck Pomerantz
Tuning your subs

Tuning your subs

by Crutchfield's Buck Pomerantz
Audio upgrade in a 2020 Hyundai Veloster

Audio upgrade in a 2020 Hyundai Veloster

by Crutchfield's Dave Delamere
12 tips for the best sound quality in your car

12 tips for the best sound quality in your car

by Crutchfield's Dave Delamere
Troubleshooting your car amplifier installation

Troubleshooting your car amplifier installation

by Crutchfield's Buck Pomerantz
Digital signal processor buying guide

Digital signal processor buying guide

by Crutchfield's Buck Pomerantz
Car amplifier installation guide

Car amplifier installation guide

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

Which amplifier class is the best?

by Crutchfield's Buck Pomerantz
A powerful car audio demo at Kicker HQ

A powerful car audio demo at Kicker HQ

by Crutchfield's Buck Pomerantz
Installing an amp and speakers in a 2011 Subaru Outback

Installing an amp and speakers in a 2011 Subaru Outback

by Crutchfield's Dave Delamere
How to bridge a car amplifier

How to bridge a car amplifier

by Crutchfield's Buck Pomerantz
Video: Sony XMS400D compact 4-channel car amplifier Video: Sony XMS400D compact 4-channel car amplifier

Video: Sony XMS400D compact 4-channel car amplifier

by Crutchfield's Video Team
Video: JL Audio RD car amplifiers Video: JL Audio RD car amplifiers

Video: JL Audio RD car amplifiers

by Crutchfield's Video Team
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