2007-2013 GM Sierra Crew Cab Single Sub Box
2007-2013 GM Sierra Crew Cab Single Sub Box

2007-2013 GM Sierra Crew Cab Single Sub Box

Xtreme EnclosuresCustom Built: Estimated lead time of 20-40 Business days.
SKU: GMCREW 07 SINGLE In Stock
Regular price$258.70

A single sub box for the 2007-2013 GM Sierra crew cab and its Chevrolet Silverado twin, in both half ton and heavy duty trucks. It fits under the rear seat on the driver's side and holds one 8", 10" or 12" sub in 0.75 cubic feet of airspace.

Fits

  • GMC Sierra and Chevrolet Silverado crew cab, 2007-2013, half ton and heavy duty
  • The builder's fit notes list 2007-2014: for 2014, it fits the 2500 and 3500 crew cab trucks
  • Does not fit the 2014 1500 (1/2 ton) crew cab
  • Mounts under the rear seat, driver's side

Specs

Subwoofers One 8", 10" or 12"
Airspace 0.75 cu ft
Mounting depth 5 5/8" for a 10"; 5 1/2" for a 12"
Cutouts Standard: 7" for 8s, 9 1/8" for 10s, 11 1/8" for 12s
Construction MDF
Terminals Speaker terminal included

Choosing your subs

Check depth against the figure for your size: 5 5/8" for a 10" or 5 1/2" for a 12" (no separate depth is listed for 8s). Then check the standard cutout. Type the sub model in the "What Sub Model are you using?" box when ordering so the box is cut to match. Shop 8" subwoofers, 10" subwoofers or 12" subwoofers.

Built to order

Built to order by Xtreme Enclosures in MDF with carpet and a speaker terminal. Estimated lead time: 20–40 business days.

Questions before you order? Call SSA at (443) 345-1537 or email support@soundsolutionsaudio.com.

Sale Ends November 19th, 2026
Minimum Purchase of $349.00
*Applies to Mechman, SSA Limitless Lithium & XS Power Products ONLY
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A single sub box for the 2007-2013 GM Sierra crew cab and its Chevrolet Silverado twin, in both half ton and heavy duty trucks. It fits under the rear seat on the driver's side and holds one 8", 10" or 12" sub in 0.75 cubic feet of airspace.

Fits

  • GMC Sierra and Chevrolet Silverado crew cab, 2007-2013, half ton and heavy duty
  • The builder's fit notes list 2007-2014: for 2014, it fits the 2500 and 3500 crew cab trucks
  • Does not fit the 2014 1500 (1/2 ton) crew cab
  • Mounts under the rear seat, driver's side

Specs

Subwoofers One 8", 10" or 12"
Airspace 0.75 cu ft
Mounting depth 5 5/8" for a 10"; 5 1/2" for a 12"
Cutouts Standard: 7" for 8s, 9 1/8" for 10s, 11 1/8" for 12s
Construction MDF
Terminals Speaker terminal included

Choosing your subs

Check depth against the figure for your size: 5 5/8" for a 10" or 5 1/2" for a 12" (no separate depth is listed for 8s). Then check the standard cutout. Type the sub model in the "What Sub Model are you using?" box when ordering so the box is cut to match. Shop 8" subwoofers, 10" subwoofers or 12" subwoofers.

Built to order

Built to order by Xtreme Enclosures in MDF with carpet and a speaker terminal. Estimated lead time: 20–40 business days.

Questions before you order? Call SSA at (443) 345-1537 or email support@soundsolutionsaudio.com.

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We accept payments with :
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Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

We accept payments with :
Visa, MasterCard, American Express, Paypal, Diners Club, Discover and more.

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