Pioneer GM-EL704 4-Channel Class AB Bridgeable Amplifier

Powerful Performance. Precise Control. Pure Pioneer Sound.

Take your car audio system to the next level with the Pioneer GM-EL704 4-Channel Bridgeable Amplifier, designed to deliver exceptional sound quality, powerful output, and versatile system expansion. Featuring a high-performance Class AB amplifier design, the GM-EL704 produces rich, detailed audio with minimal distortion, making it the perfect choice for component speakers, coaxial speakers, and subwoofer applications.

Whether you’re upgrading a factory audio system or building a full custom setup, this amplifier provides the power, control, and reliability needed to unlock your speakers’ true potential.

Key Features : 

High-Power 4-Channel Performance

Enjoy clean and dynamic sound with impressive power output:

• 70W x 4 RMS @ 4 Ohms
• 95W x 4 RMS @ 2 Ohms
• 190W x 2 RMS Bridged @ 4 Ohms
• Up to 500W Max Bridged Output

Premium Class AB Amplifier Technology

Engineered for superior audio fidelity, delivering warm sound, excellent detail, and low distortion across the entire frequency range.

Flexible Bridgeable Configuration

Supports 4-channel, 3-channel, or 2-channel operation, allowing you to power speakers and subwoofers in multiple system configurations.

Variable HPF & LPF Crossovers

Fine-tune your audio system with adjustable High-Pass and Low-Pass Filters (32Hz – 320Hz) for optimal speaker performance and sound staging.

Adjustable Bass Boost

Enhance low-frequency impact with selectable Bass Boost settings:

• 0 dB
• 3 dB
• 6 dB

OEM & Aftermarket Compatibility

Equipped with both RCA and Speaker Level Inputs, making installation simple with factory stereos and aftermarket head units.

Advanced Internal Design

Optimized circuit board layout and high-capacity capacitors ensure stable power delivery, improved efficiency, and long-term reliability.

Low Distortion Audio Reproduction

With less than 0.1% Total Harmonic Distortion (THD), the GM-EL704 delivers clean, accurate, and enjoyable sound at all listening levels.

Technical Specifications

• Model: Pioneer GM-EL704 (XCNID)
• Amplifier Class: Class AB
• Channels: 4 / 3 / 2 Channel Configurable
• RMS Power @ 4Ω: 70W x 4
• RMS Power @ 2Ω: 95W x 4
• Bridged RMS Power @ 4Ω: 190W x 2
• Max Power @ 4Ω: 125W x 4
• Max Bridged Power: 500W x 2
• Frequency Response: 15Hz – 22kHz
• Signal-to-Noise Ratio: >80dB
• Total Harmonic Distortion: <0.1%
• Crossover Range: 32Hz – 320Hz
• Bass Boost: 0 / 3 / 6 dB
• Inputs: RCA & Speaker Level

Package Contents

• Pioneer GM-EL704 Amplifier
• Mounting Hardware
• Fuse & Installation Accessories
• User Manual

Why Choose the Pioneer GM-EL704?

✔ Genuine Pioneer audio performance

✔ Ideal for component speaker upgrades

✔ Supports subwoofer operation in bridge mode

✔ Flexible tuning controls for customized sound

✔ Compatible with factory and aftermarket systems

✔ Reliable daily-use performance with enthusiast-level sound quality

Installation Recommendation

For best results, pair the GM-EL704 with an 8 Gauge Amplifier Wiring Kit, ensure proper grounding, and have the amplifier professionally tuned to maximize performance, efficiency, and speaker protection.