Fits 14-UP Chevy Silverado Double Cab Alpine S-W12D4 Single 12 Sub Box & SA60M
Fits 14-UP Chevy Silverado Double Cab Alpine S-W12D4 Single 12 Sub Box & SA60M Compatible with 2014 - UP Chevy Silverado Double Cab Alpine Type S S-W12D4 Single 12 Sub Box with Harmony HA-A800.1 Amplifier & 4GA Amp Kit.