VW T5 8 Inch (8 Litre) Under Seat Subwoofer box (MDF). The SUBBOX-T5 subwoofer enclosure is the ideal way to improve bass in your Volkswagen Transporter T5/ T5.1 vehicle. Its 8 litre volume capacity allows you to add an 8 inch subwoofer to your vehicles original sound set up without taking up too much valuable space and interfering with the Transporters normal use. The subwoofer enclosures box parameters are especially designed so that it can be used with the most popular 8 inch subwoofers and simultaneously provide great bass in the vehicle with its MDF design. MDF carpeted sub woofer box for a 8 inch sub woofer. Speaker wire connection port. PLEASE NOTE: We recommend to pair this enclosure with our 8 inch Blam subwoofer, BL-R8EL. Fabric – Grey Melange. Speaker size – 8/20cm. Mounting hole diameter (mm) – 182. Undercut diameter (mm) – 222. Subwoofer depth (mm) – 132. MAX magnet diameter (mm) – 182. Volume closed enclosure (liters) – 8. Weight (kg) – 4.70. Enclosure width (mm) – 305. Enclosure height (mm) – 295. Enclosure depth (mm) – 185.