The XPERT EX300.4 4-Channel Full Range Class D Amplifier is designed for riders who demand maximum power, exceptional sound quality, and compact installation flexibility. Delivering an impressive 300 watts x 4 at 4 ohms and 500 watts x 4 at 2 ohms, the EX300.4 provides the clean power needed to drive high-performance speakers, compression drivers, and motorcycle audio systems with authority. Its compact footprint makes it ideal for Harley-Davidson Road Glide, Street Glide, and custom bagger applications where space is limited.

Built with advanced Class D technology, the EX300.4 offers outstanding efficiency while producing less heat than traditional amplifier designs. Integrated high-pass, low-pass, and band-pass crossovers allow precise tuning, while real-time clipping monitoring helps protect your audio investment from distortion and damage. An integrated cooling fan ensures consistent performance during long rides and demanding listening conditions.

Available from Hog Werks Customs, the XPERT EX300.4 is the perfect solution for Harley-Davidson riders looking to build a high-output audio system with premium sound quality, reliable power delivery, and compact installation versatility.

Key Features

• 4-Channel Full Range Class D Amplifier
• 300 Watts x 4 @ 4 Ohms
• 500 Watts x 4 @ 2 Ohms
• 2 x 600 Watts Bridged @ 4 Ohms
• Variable High-Pass, Low-Pass & Band-Pass Filters
• Integrated Cooling Fan
• Real-Time Clipping Monitoring
• Compact Motorcycle-Friendly Design
• Large Gauge Power & Speaker Terminals
• Perfect for Harley-Davidson Audio Systems
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Benefits

• Delivers clean, powerful audio output
• Ideal for Road Glide and Street Glide audio upgrades
• Compact size fits tight installation locations
• Efficient Class D design reduces heat buildup
• Advanced tuning controls optimize sound quality
• Reliable performance for long-distance riding
• Powers multiple speakers with ease
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Fitment

Universal motorcycle, powersports, and automotive audio applications. Perfect for Harley-Davidson Road Glide, Street Glide, Electra Glide, and custom bagger audio systems.