IMPROVED BASS RESPONSE: The ASC 110PRF Sub Box boasts robust joints that are crafted with precision, creating sturdy and airtight connections. These joints are built to withstand the rigors of audio performance, ensuring your subwoofer remains secure. CUSTOM FIT: This subwoofer enclosure is designed for a custom fit for single 10-inch subwoofers. The precise measurements and construction ensure that your subwoofer fits snugly and functions optimally within the enclosure. SEAMLESS FIT: The ASC 110PRF Sub Box is versatile in its applications, making it suitable for various car audio setups. Whether you're installing it in a compact car or a larger vehicle, its design allows for flexibility in placement, so you can enjoy enhanced bass in any vehicle. DIMENSIONS: Width 15-1/2" x Height 12" x Depth One 9-1/4" x Depth Two 11-1/2" ADDITIONAL ITEM SPECS: Mounting Depth of 9" making it compatible with the majority of 10-inch subwoofers and a total Air Space of 0.8 Cubic Feet for increased output We offer a specifically enclosure for Sedan's and Coupe's that just cannot be found elsewhere. What is the advantage to our enclosure? This single 10" sealed subwoofer box features a flat front where the subwoofer actually mounts and then the rear of the enclosure is slanted. This is convenient since most of the time when you push a standard square box against the rear seat in the trunk you have wasted space. However the slanted box can be pushed all way back against the rear seat and save precious trunk room! This enclosure is made from tough as nails 3/4" MDF and is compatible with almost every sub brand and works best with mid level and high end subwoofer(s). Our boxes are made from precision cuts of MDF. They are then liquid nailed, nailed and completely sealed. We then wrap them with high quality carpet that matches most vehicle interiors. All Boxes feature high grade spring loaded terminal cup(s) for the absolute best connection possible. All the custom series enclosures are made to fit precisely into your vehicle to the get the max performance from every extra inch of wasted space. We guarantee you will not only see a difference in the quality of the boxes we build, but you will hear the difference and that is what is it is truly all about.