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About this product

The JBL® GT5-A402 is a 120-watt, two-channel, full-range amplifier with variable electronic crossover and bass EQ. And it puts studio-quality audio in your car. With peak power of 240 watts, its small size may shock you. You’ll have a cast-aluminum heatsink, plus preamp outputs for multiple hookups. Your driving tunes will sound like new.

Warranty: 1 Year Warranty
Model: GT5-A402

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Product Information Sheet

Owner's Manual


Your GT5-A402 may currently be in-warranty.

Your model might be eligible for direct factory exchange under our warranty program. If so, and if you purchased your product online or from an authorized local retailer, you may use this form to request an exchange. Purchases made from an unauthorized dealer will not be eligible for exchange. 

Products under warranty may qualify for an exchange with a valid receipt.

Request an Exchange

Products out of warranty need to be serviced by a JBL-approved service center. Please call 1-800-336-4525 to find authorized service centers near you.