Mobile Electronics› Power Accessories

JL Audio

Stealthbox Dual 12TW3-D4 Sealed Subwoofer Enclosure

$2,099.99

SKU: SB-GM-AVAL/12TW3

In Stock
In Stock
Ships by Jul 30
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30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The JL Audio SB-GM-AVAL/12TW3 is a Stealthbox subwoofer enclosure designed for the 2002-2013 Chevrolet Avalanche and 2002-2009 Cadillac Escalade EXT. It features dual 12TW3-D4 subwoofers in a sealed enclosure, offering 800 watts of power handling and wired for 4 ohm mono. This enclosure utilizes the vehicle's factory mid-gate attachment hardware, seamlessly replacing the mid-gate while retaining its folding functionality.

Fitment

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Specifications

BrandJL Audio
Part NumberSB-GM-AVAL/12TW3
CategoryMobile Electronics

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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