Compatible with Chevy Silverado or GMC Sierra Full Size Extended Cab Truck 2007-2013 Dual 12" Subwoofer Sub Box Speaker Enclosure. So we went to work on a radical new under seat sub box design for this truck. Kicker 11HS8 Subwoofer. Reply. This box is a must-have if you like your bass low and loud in your HD crew cab. of air space per chamber. And finally put the enclosure in its place, under the seat and use mounting screws to secure it. Subwoofer box design calculator for online creating a high performance subwoofer enclosure. Online calculator subwoofer box volume, port length and other parameters In my point of view, the under seat subwoofers are not for everyone. thumpin'. Standard mounting depth is now 6-1/8", and is even expandable to 6-5/8" if you add a 1/2 spacer. Jump to Latest Follow ... 2012. I know it's possible, but can anyone help me out with a website or someone who can create this box for me. This box hits so hard you will not believe it. There is no other crew cab box anywhere with a mounting depth that deep. The shape of the enclosure is not vital, but The Volume Is. One of its best-performing underseat subwoofers is the Rockford Fosgate P-300 Powered Subwoofer. This is a two-chamber sealed box with .55 cu.ft. $99.99 $ 99. Our box is the real deal. If you would like to use a vented enclosure, but the box designs we provide you with (in this manual) do not fit because of width or depth, the designs can be modified. Re: Built a bandpass subwoofer box under the rear seat. Make a subwoofer enclosure plan. We have been asked over and over again if we had anything for the GM full size crew cab HD trucks. The impact or punch that you will perceive does not “hit” as quite as hard. Configure the remote activation of the wire so that it starts automatically with the amplifier. -Conner . Get the best deals on Under Seat Car Speaker and Subwoofer Enclosures when you shop the largest online selection at 4.4 out of 5 stars (19) Total Ratings 19, $116.99 New. Build a ported box, sealed box. magnetVolume: .55 cu.ft per chamberSealed Box, separated chambersFinish: CarpetTerminals: InstalledSubwoofers Sold SeparatelyCustomer Video: You can always give it a good coat of fiberglass resin. Copyright © 2016 SubThump All Rights Reserved. Not with our under seat subwoofer box. The volume, of the design you choose, must stay the same. Very impressed. p.martin. ♦Single 10" Enclosure ♦Air Volume: .3 Cubic Ft. ♦Mounting Depth: … Oct 03 2011, 3:21am. This box hits so hard you will not believe it. AV30 - Subwoofer Box / Enclosure ♦Smallest universal enclosure for under the seat, cars, trucks and SUV’s. Get yours today, they are going faster than ever! As you can see from the photos our under seat subwoofer box is designed to fit both the the bench seat rear and the 60/40 split rear seat. This product was added to our catalog on Monday 11 April, 2016. The box fits great and sounds even better. There seems to be a problem serving the request at this time, Showing slide {CURRENT_SLIDE} of {TOTAL_SLIDES} - Shop by Speaker Size, Showing slide {CURRENT_SLIDE} of {TOTAL_SLIDES} - Best Selling, Showing slide {CURRENT_SLIDE} of {TOTAL_SLIDES} - Top Rated, {"modules":["unloadOptimization","bandwidthDetection"],"unloadOptimization":{"browsers":{"Firefox":true,"Chrome":true}},"bandwidthDetection":{"url":"","maxViews":4,"imgSize":37,"expiry":300000,"timeout":250}}, ASC GM2X12AVECLUS Chevy Avalanche Dual 12 inch Subwoofer Enclosure Sub Box, Q Power QBTACOMA102005 Qbomb Dual 10 inch Subwoofer, KICKER 12 inch 600W Subwoofers with Dodge Ram Quad Cab and Amp, Wiring, Q Power QBFORD09210 2-Hole 10"Ported Car Audio Subwoofer Box for Ford, Q Power QBFORD122004 2 Hole 12 inch Subwoofer Enclosure Box, Q Power GMC10DF Dual 10 Inch Subwoofer Enclosure for 1999-2006 Chevy Silverado and GMC Cab Trucks, Q Power QBFORD122009DF Dual 12 inch Empty Woofer Box, QPower QBGMC12 DF 12" 2-Hole Subwoofer Enclosure - Black, Q Power QBSUV12V 12 inch Audio Vented Car Subwoofer Box, Pioneer TS-WH500A 1-Way 8.25in. Recently purchased your dual down fire box for 06 hd crew cab. Empty Weight: 27 lbsMDF ConstructionInstalls under the rear seatMust swing jack out of the wayNo other modifications requiredDoes not affect rear seat latchingForward folding function slightly affectedFits 8" round or square and 10" round subsCutout Size: 8"=7-1/8", 10"=9-1/8"Mounting Depth: 6-1/8"Based on 5.75" dia. Other than that, just drop the box into place and start. Not to mention that when they say you must remove this bracket or that bracket, they actually mean that you have to "cut" the bracket out of the truck. Car Sub Boxes; LMI SEAT LIFT BOXES; Truck Sub Boxes; Ported/Vented Sub Boxes; Universal Sealed Sub Boxes; ... 2019-UP SILVERADO / SIERRA CREW CAB DUAL 10/12 PORTED SUBWOOFER BOX $225.00. There are a few simple steps to install a subwoofer under your seat. Car Subwoofer. I want to put two 12 inch Kicker CVR's in my WK and I want to put them under the rear seat to save cargo space. View cart for details. Oct 04 2011, 2:09am. The result: a dowfire box that fits neatly under the rear seat and packs one heck of a wallup. Compatible with Chevy Silverado or GMC Sierra HD Crew Cab Truck 2001-2006 Dual 10" Subwoofer Underseat Sub Box Speaker Enclosure. Something went wrong. Hands down, this is easiest and simplest way to get big sound in your HD crew. It is meant for two 10s or two 8s only. Place the device under the seat. My neighbor who lives 9 houses down was watching a game (he's deaf and screams at the tv) came out from his BASEMENT to see what was going on. Under Seat Car Speaker and Subwoofer Enclosures, Go to previous slide - Shop by Speaker Size, 19 product ratings - 2001-2007 Chevy Silverado 2500Hd Crew Cab Dual 12" Stereo Subwoofer Sub Box New, 3 product ratings - QPower GMC Chevy Silverado Ext Cab '99-06 Dual Two 12" Sub Box w/ Bedliner Spray, 19 product ratings - QPower GMC Chevy Silverado Ext Cab '99-06 Dual Underseat Two 10" Subwoofer Box, 1 product ratings - Sealed 10" Subwoofer Truck Box Slanted Enclosure Single Sub Woofer Slim Shallow, 7 product ratings - Qpower QBSUV12V Bomb Dual 12" Woofer Box 2007-2014 Chevy Tahoe 3rd Row Vented, Slide {current_page} of {total_pages} - You May Also Like. As you can see from the photos our under seat subwoofer box is designed to fit both the the bench seat rear and the 60/40 split rear seat. Subwoofers can be placed in the trunk and also under the seat. Alphasonik AS12DF 12" 1500 Watts 4-Ohm Down Fire Shallow Mount Flat Enclosed Sub woofer for Ti… Don't settle for anything less than a quality  crew cab box from Subthump. With out a doubt, this is the loudest best sounding style box you can put in your crew cab, making this box our best selling box for this truck. Next, connect RCA cables to the back of your sub. There are a few knock-off imitations out there but don't fall prey to their gimmicks. Many of the boxes out there are quite generic-looking or don't fit too good. 01-06 GM HD Crew Cab Behind The Seat Sub Box, 01-06 GM HD Crew Cab Behind The Seat Sub Box With Amp Space, *New* 2015-2020 Colorado/Canyon Crew Cab Single 10 Slot Vented Sub Box, Customers who bought this product also purchased. … Make sure you do not mix up the battery with the fuse box. Once everything is set and your new box is ready for use, put the speaker wires through the terminal cup and to your sub. Subwoofer Boxes. We can provide you with comprehensive Subwoofer Box Design Software for creating a high performance bass box. One of our customers suggested that you can drill another hole in the bass plate of the jack so it can simply be rotated out of the way and re-positioned. Our box requires no modifications to the truck whatsoever. Re: Built a bandpass subwoofer box under the rear seat. With a properly fitted car subwoofer, you will have more enhanced bass and better quality sound. Get it as soon as Tue, Dec 1. 99. Two 10s were a challenge and pound quite nicely. Fits: 01-06 and 07 Classic GM Heavy Duty Crew CabsApprox. Placing your sub box under the seat! Underseat Subwoofer vs Trunk Subwoofer. Calculate speaker box volume, port length and other parameters without getting confused in … Any help is appreciated. A large ported enclosure can have substantially more output but at … Tell someone you know about this product. Put two kicker comp rt 10" and kicker 800.1 amp for power. Hands down, this is easiest and simplest way to get big sound in your HD crew. Place the subwoofer into its new enclosure. There is no way to fit 12s in this box so please do not ask. Fits 8" round or square and 10" round subs. In my design plans, I highly require mdf. The 12-inch unit has a 300-watt amplifier and features a closed-loop design for a clean, tight bass. If some other imitation looks 'cheap', it probably is just that. You've probably noticed that there aren't a lot of boxes out there for this particular truck. And nobody does one for the newer style split seats without major modifications required to … This will have a softening effect on the bass.