
The KPX300.4 Four-Channel Amplifier is built to power every speaker in your ride. Engineered specifically for motorcycles or space-compromised installs, this weather-resistant amp delivers huge power without getting in your way. Ensuring incredible sonic performance and long speaker life has never been easier with a variable 12dB crossover and independent gains. A wide range of input levels make this amp easy to hook up with virtually any factory or aftermarket radio.
Q: What is the warranty period for the amplifier?
A: The amplifier is covered under the manufacturer's warranty for two years.
Q: How many channels does the amplifier have?
A: This amplifier has four channels.
Q: What is the RMS power output of the amplifier?
A: The RMS power output of the amplifier is 45 watts RMS x 4.
Q: Can the amplifier be easily connected to factory or aftermarket radios?
A: This amplifier has a wide range of input levels, making it compatible with almost any factory or aftermarket radio.

The KPX300.4 Four-Channel Amplifier is built to power every speaker in your ride. Engineered specifically for motorcycles or space-compromised installs, this weather-resistant amp delivers huge power without getting in your way. Ensuring incredible sonic performance and long speaker life has never been easier with a variable 12dB crossover and independent gains. A wide range of input levels make this amp easy to hook up with virtually any factory or aftermarket radio.

Boost the sound of vehicle door speakers with this KICKER four-channel amplifier. The variable bass boost lets you easily tune the system as desired, and Fail-safe Integration Technology-PLUS provides clear sounds with its noise rejection. This KICKER four-channel amplifier features high-efficiency heat sinks, preventing overheating during long periods of use.

The Pioneer GM-DX874 four-channel amplifier will deliver up to 150 watts RMS to each of your front and rear speakers for powerful music. Highly efficient Class D technology keeps this powerful amp running as cool as it looks, and allows for a compact chassis that fits in a lot of out of the way spaces. The frequency response of this amplifier stretches up to 50,000 Hz, for Hi-Res Audio Certified playback. Pioneer uses high-grade electronic parts and gold-plated RCA connections to ensure maximum performance. Speaker-level inputs allow you to install this amp in a factory system with no RCA connections. The amplifier switches its input mode automatically when it detects the high-level signal, eliminating the need to run a turn-on lead to your receiver or fuse box. Built-in high- and low-pass filters let you adjust the sound for your vehicle's interior, whether you're driving speakers or subs.

Turn it up to 11 with this KICKER four-channel amplifier. With 200W of raw power, this amplifier boosts the potential of OEM or aftermarket stereos for effortless incorporation. Acoustic correction provides concert-quality sound, while FIT2 technology ensures compatibility with nearly every stock or custom stereo system on the market. This KICKER four-channel amplifier supports the start/stop technology found in hybrids and other gas-savers, ensuring unimpeded enjoyment.
| Pros for KICKER - Compact all-weather 4-channel amplifier 45 watts RMS x 4 - Black | |||
|---|---|---|---|
| There were no pros for this product— | Sound Quality, Power, Ease of use, Size, Price | Sound Quality, Power, Size, Installation Ease | Sound Quality, Size, Power, Ease of use, Volume |
| Cons for KICKER - Compact all-weather 4-channel amplifier 45 watts RMS x 4 - Black | |||
| There were no cons for this product— | Heat | Heat Dissipation | There were no cons for this product— |
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