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Main image of Alpine Type S S-W12D4 12" Sub Box Fits 2007-2013 GMC Sierra Extended Cab | Dual 4 ohm Single subwoofer, 1800 watt peak power, vehicle-specific enclosure, deep bass for your truck, 12 inch

Alt view image 2 of 7 - Alpine Type S S-W12D4 12" Sub Box Fits 2007-2013 GMC Sierra Extended Cab | Dual 4 ohm Single subwoofer, 1800 watt peak power, vehicle-specific enclosure, deep bass for your truck, 12 inch

Alt view image 3 of 7 - Alpine Type S S-W12D4 12" Sub Box Fits 2007-2013 GMC Sierra Extended Cab | Dual 4 ohm Single subwoofer, 1800 watt peak power, vehicle-specific enclosure, deep bass for your truck, 12 inch

Alt view image 4 of 7 - Alpine Type S S-W12D4 12" Sub Box Fits 2007-2013 GMC Sierra Extended Cab | Dual 4 ohm Single subwoofer, 1800 watt peak power, vehicle-specific enclosure, deep bass for your truck, 12 inch

Alt view image 5 of 7 - Alpine Type S S-W12D4 12" Sub Box Fits 2007-2013 GMC Sierra Extended Cab | Dual 4 ohm Single subwoofer, 1800 watt peak power, vehicle-specific enclosure, deep bass for your truck, 12 inch

Alt view image 6 of 7 - Alpine Type S S-W12D4 12" Sub Box Fits 2007-2013 GMC Sierra Extended Cab | Dual 4 ohm Single subwoofer, 1800 watt peak power, vehicle-specific enclosure, deep bass for your truck, 12 inch

Alt view image 7 of 7 - Alpine Type S S-W12D4 12" Sub Box Fits 2007-2013 GMC Sierra Extended Cab | Dual 4 ohm Single subwoofer, 1800 watt peak power, vehicle-specific enclosure, deep bass for your truck, 12 inch

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Alpine Type S S-W12D4 12" Sub Box Fits 2007-2013 GMC Sierra Extended Cab | Dual 4 ohm Single subwoofer, 1800 watt peak power, vehicle-specific enclosure, deep bass for your truck, 12 inch

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2007-2013 GMC Sierra Extended Cab Truck Alpine Type S S-W12D4 Single 12 Sub Box Enclosure - Final 2 Ohm This custom-fit sub box enclosure is designed specifically for the 2007-2013 GMC Sierra Extended Cab Truck, accommodating the Alpine Type S S-W12D4 single 12-inch subwoofer. Engineered to deliver solid bass response, this enclosure is built to fit securely in your truck's available space. The final impedance is 2 ohms, ensuring efficient power handling from your amplifier. Constructed with durable materials, this enclosure helps maximize the performance of your Alpine Type S subwoofer while maintaining a neat and tidy installation. Ideal for upgrading your truck's audio system with a reliable, purpose-built enclosure that matches the exact dimensions of your vehicle

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2007-2013 GMC Sierra Extended Cab Truck Alpine Type S S-W12D4 Single 12 Sub Box Enclosure - Final 2 Ohm This custom-fit sub box enclosure is designed specifically for the 2007-2013 GMC Sierra Extended Cab Truck, accommodating the Alpine Type S S-W12D4 single 12-inch subwoofer. Engineered to deliver solid bass response, this enclosure is built to fit securely in your truck's available space. The final impedance is 2 ohms, ensuring efficient power handling from your amplifier. Constructed with durable materials, this enclosure helps maximize the performance of your Alpine Type S subwoofer while maintaining a neat and tidy installation.

Ideal for upgrading your truck's audio system with a reliable, purpose-built enclosure that matches the exact dimensions of your vehicle

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First Listed on Newegg	August 17, 2026

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Item#: 9SIC8EKM4R2341