Install upgraded speakers in your GM SUV with this pair of Metra rear door speaker adapters. Compatibility with select Chevrolet Trailblazer, GMC Envoy and Oldsmobile Bravada models ensures a precise fit for sound system upgrades. These Metra rear door speaker adapters fit round subwoofers and coaxial units measuring 6-6.75 inches for versatility.
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- Metra Adapter for Select Chevrolet, GMC and Oldsmobile Vehicles