JBL’s GTO504 amplifier will bring life in your power hungry speakers. Power up all you 4 speakers with this 4-Channel amplifier and enjoy crisp clear and detailed sound in your car. It comes outfitted with a variable 12dB per octave electronic crossover allowing you to optimize system tuning based on speaker location and accompanying loudspeaker components. The GTO504 is a great choice if you are looking to increase the output level of your current car audio system.

The GTO504 also features direct connect, which allows use of up to 4-gauge power and ground cable to ensure enough juice is being delivered. Direct connect speaker terminals are also used eliminating the need for additional adapters or special fittings. Common-dimension amplifier footprints are used on all of the GTO models providing two common dimensions for ultra clean multiple amplifier model installations.