Upgrade your in-car sound with the Pioneer GM-EL704 / XCNID 4-Channel Bridgeable Car Amplifier, a high-performance Class AB amplifier designed for clean power, flexible installation, and refined audio detail. Built for car audio enthusiasts who want better control over their sound system, this Pioneer amplifier delivers the warmth and clarity Class AB technology is known for, while giving you the power needed to drive component speakers, coaxial speakers, or a compact subwoofer setup. With bridgeable channel options, adjustable crossover control, and both RCA and speaker-level inputs, the GM-EL704 is equally at home in factory head unit installations and aftermarket car audio builds. It is a practical choice for improving sound staging, reducing distortion, and adding more dynamic output without complicating the system. If you want a reliable Pioneer car amplifier that balances performance, versatility, and everyday usability, the GM-EL704 is built to deliver.

4-Channel Class AB Design: Delivers smooth, detailed sound with the character and control many car audio systems benefit from.

Bridgeable Output: Use the amplifier in 4, 3, or 2-channel configurations for greater system flexibility.

70W RMS x 4 @ 4 Ohms: Provides solid everyday power for front and rear speakers.

95W RMS x 4 @ 2 Ohms: Offers increased output when your setup calls for more drive.

190W RMS x 2 Bridged @ 4 Ohms: Supports a stronger two-channel configuration for select applications.

Adjustable Crossovers: Fine-tune your system with variable high-pass and low-pass crossover control from 32Hz to 320Hz.

Selectable Bass Boost: Choose 0dB, 3dB, or 6dB to add low-end emphasis where needed.

Low Distortion Performance: Less than 0.1% THD helps preserve clean and accurate audio reproduction.

Factory and Aftermarket Compatibility: RCA and speaker-level inputs make integration straightforward.

Trusted Pioneer Engineering: Designed for dependable performance and consistent in-car listening quality.