Quantum Audio
Quantum Audio delivers a diverse range of car audio products, from amplifiers and speakers to subwoofers and complete sound systems, all engineered for exceptional performance and precision. Whether you're upgrading your current audio system or building an entirely new one, Quantum Audio provides the perfect solutions to transform your in-car sound experience. Shop now with Designer Motorsports for great prices, free shipping and fast customer service support! Be sure to join our affiliate program for exclusive low prices!
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On Sale
Quantum Audio QEA500.4 | 800W Max 4 Channel Full Range Amplifier
Quantum Audio
MSRP: $169.98On Sale: $149.98Was: $169.98Quantum Audio QEA500.4 | 800W Max 4 Channel Full Range Amplifier Unleash the Power of Sound with Quantum Audio's QEA500.4 Full Range Amplifier - Amplify Your Music Experience to the Next Level! Also Known As: QEA5004 / QEA-5004 / QEA-500...MSRP: $169.98On Sale: $149.98Was: $169.98 -
On Sale
Quantum Audio QEA2500.1 | 2500W Max Monoblock Subwoofer Amplifier
Quantum Audio
MSRP: $199.98On Sale: $179.98Was: $199.98Quantum Audio QEA2500.1 | 2500W Max Monoblock Subwoofer Amplifier Unleash the Power of Sound with Quantum Audio's QEA2500.1 MONOBLOCK Amplifier - Amplify Your Music Experience to the Next Level! Introducing the Quantum Audio QEA2500.1 Monoblock Amplifier...MSRP: $199.98On Sale: $179.98Was: $199.98 -
On Sale
Quantum Audio QEA1500.1 | 1500W Max Monoblock Subwoofer Amplifier
Quantum Audio
MSRP: $169.98On Sale: $149.98Was: $169.98Quantum Audio QEA1500.1 | 1500W Max Monoblock Subwoofer Amplifier Unleash the Power of Sound with Quantum Audio's QEA1500.1 MONOBLOCK Amplifier - Amplify Your Music Experience to the Next Level! Introducing the Quantum Audio QEA1500.1 Monoblock Amplifier...MSRP: $169.98On Sale: $149.98Was: $169.98 -
On Sale
Quantum Audio QB1ST | 1 Inch 350W 4 Ohm Component Tweeters (Pair)
Quantum Audio
MSRP: $49.98On Sale: $39.98Was: $49.98Quantum Audio QB1ST | 1 Inch 350W 4 Ohm Component Tweeters (Pair) Specs: • Max Power Handling: 350W • RMS Power Handling: 175W • Impedance: 4 Ohms • Sensitivity: 91 dB Features: • 1" Component Mylar Dome Tweeter •...MSRP: $49.98On Sale: $39.98Was: $49.98