Stage 2 Box Downfire 2007-2018

Regular price$1,200.00
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  • Lifetime warranty
  • Free worldwide shipping
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Stage 2 Box Downfire 2007-2018
Stage 2 Box Downfire 2007-2018
Stage 2 Box Downfire 2007-2018
Stage 2 Box Downfire 2007-2018
Stage 2 Box Downfire 2007-2018
Stage 2 Box Downfire 2007-2018
Stage 2 Box Downfire 2007-2018
Stage 2 Box Downfire 2007-2018

Level 2 takes things a step further — blending upgraded aesthetics with premium performance. Wrapped in your choice of vinyl (black or color-matched), this enclosure is built to fit seamlessly under your rear seat while offering more styling and customization than a standard box.

Designed specifically for 2007-2018 Silverado and Sierra Crew Cab trucks, this downfire setup delivers reliable daily performance with a clean, elevated look that fits the factory interior perfectly.


Standard Features:

  • Black or custom color-matched vinyl wrap

  • ¾” MDF construction with full internal bracing

  • Rounded edges for a smooth, OEM-inspired finish

  • Downfiring subwoofer layout

  • Sealed or ported configuration, tuned to your subwoofers


🔧 Optional Upgrades:

  • Acrylic window inserts (front or sides)

  • Integrated LED lighting behind acrylic

  • Engraved logo or custom branding


📐 Fitment & Specs:

  • Fits: 2007-2018  Silverado / Sierra 1500/2500/3500 Crew Cab

  • Requires removal of OEM under-seat storage (if equipped)

  • May require adjustment if using thick floor liners or mats

  • Built for maximum usable airspace with no seat lift required

  • Shallow-mount 10s or 12s are required for proper fitment


🛠️ Custom-built to order. Delivery times vary — contact us for current lead times.
Subwoofers not included. Due to the custom nature of this item, all sales are final.

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