A602-12CP Dual 12” Subwoofer Enclosure Fits 2007-2013 Toyota Tundra Double Cab. Accu-Tuned 12” Dual sealed subwoofer enclosure designed for optimum bass response and low-frequency reproduction which is ideal for lower profile sound quality subwoofers OEM-Fit is designed and engineered specifically for the 2007 - 2013 Double cab trucks to ensure an OEM fit without impeding the operation of the back seat High-Grade MDF for Ultimate structural rigidity and no-flex construction. Specially Formulated Aliphatic Wood Glue to ensure an airtight seal between all MDF parts with a second application of glue around all internal joints after final assembly.