Kicker 46CXA3604 CXA3604-4x90W Four-Channel Car Amplifier (Renewed)

Powerful, tunable car audio from a trusted brand

The Kicker 46CXA3604 is a four-channel full-range amplifier engineered to deliver clean, dynamic sound in a variety of vehicle setups. With 90W RMS per channel across four channels, this renewed unit provides ample headroom to drive multiple speakers while preserving clarity at moderate listening levels.

Key features that matter for sound tuning

• 90W RMS per channel, four channels — ready to power front and rear speakers with consistent performance
• Variable low-pass crossovers — tailor each channel to the connected speaker pair for focused frequencies
• Bass boost — add warmth and body where it matters most in your music
• Remote level control — adjust output from the driver seat without fiddling with the head unit
• Four-channel full-range design — flexible wiring options for different speaker layouts

Practical notes for installation and daily use

• Designed to upgrade an existing system without replacing your head unit
• Compact footprint and solid construction suitable for under-seat or trunk mounting
• Renewed and tested before sale, offering a reliable upgrade opportunity at a friendlier price
• Flexible wiring and mounting options to fit common vehicle layouts

Real-world scenarios and what you might notice

In daily commuting and longer drives, added amplifier power can help your front and rear speakers stay in sync, delivering cleaner mids, more defined treble, and a steadier bass presence as the music plays. The result is a more engaging listening environment without changing your head unit.

Keep in mind that results depend on your vehicle, speaker pairing, and overall system setup. This renewed unit is designed to offer a meaningful upgrade with flexible tuning; individual outcomes may vary, and there are no guarantees of a specific sonic result.

Compatibility and setup tips: verify that your speakers are within the amp’s power handling range, plan a balanced wiring plan, and use appropriate fusing for protection. If you’re unsure, consult a professional installer.